oj.uz

Submission #1052659

# Submission time Handle Problem Language Result Execution time Memory
1052659 2024-08-10T18:39:18 Z Piokemon Rainforest Jumps (APIO21_jumps) C++17
100 / 100
 827 ms 55500 KB 
#include "jumps.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;

constexpr int N = 2e5;
constexpr int K = 18;
int jmp[N+9][K+1];
int jmpl[N+9][K+1];
int jmpr[N+9][K+1];
int h[N+9];
int l[N+9];
int r[N+9];
int dst[N+9];
int n;
constexpr int base = (1<<18);
pair<int,int> tree[2*base+9];
// min

pair<int,int> bet(pair<int,int> a, pair<int,int> b){
  if (a.first>b.first)return a;
  else return b;
}

vector<int> bloki;
bool rob=0;
pair<int,int> query(int x, int a, int b, int p, int k){
    if (b<p || k<a)return {-1,0};
    if (p<=a && b<=k){
      if (rob) bloki.push_back(x);
        return tree[x];
    }
    int mid=(a+b)/2;
    return bet(query(2*x,a,mid,p,k),query(2*x+1,mid+1,b,p,k));
}

int zejdz(int x, int cel){
  if (x>=base)return x-base;
  if (tree[2*x+1].first>=cel)return zejdz(2*x+1,cel);
  return zejdz(2*x,cel);
}

int zejdz2(int x, int cel){
  if (x>=base)return x-base;
  if (tree[2*x].first>=cel)return zejdz2(2*x,cel);
  return zejdz2(2*x+1,cel);
}

int dist(int pocz, int C, int D){
  int odp=0;
  if (pocz<C){
    for (int k=K;k>=0;k--){
      if (jmpr[pocz][k]<C){
         //cerr << pocz << " ->r " << jmpr[pocz][k] << " koszt: " << (1<<k) << '\n';
        odp+=(1<<k);
        pocz=jmpr[pocz][k];
      }
    }
    while(pocz<C){
      //cerr << pocz << " ->r " << jmpr[pocz][0] << " koszt: 1\n";
      odp++;
      pocz=jmpr[pocz][0];
    }
  }
  if (pocz>D){
    for (int k=K;k>=0;k--){
      if (jmpl[pocz][k]>D && jmpl[pocz][k]!=n){
         //cerr << pocz << " ->l " << jmpl[pocz][k] << " koszt: " << (1<<k) << '\n';
        odp+=(1<<k);
        pocz=jmpl[pocz][k];
      }
    }
    while(pocz>D && pocz!=n){
      //cerr << pocz << " ->l " << jmpl[pocz][0] << " koszt: 1\n";
      odp++;
      pocz=jmpl[pocz][0];
    }
  }
  if (pocz==n)return 1e9;
  if (!(C<=pocz && pocz<=D)) return 1e9;
  return odp;
}

void init(int N, std::vector<int> H) {
    n=N;
    for (int x=0;x<n;x++)h[x]=H[x];
    vector<pair<int,int>> stos; stos.push_back({2e9,n});
    for (int x=0;x<n;x++){
      while(h[x]>stos.back().first)stos.pop_back();
      l[x]=stos.back().second;
      stos.push_back({h[x],x});
    }
    h[n]=-2e9;
    stos.clear(); stos.push_back({2e9,n});
    for (int x=n-1;x>=0;x--){
      while(h[x]>stos.back().first)stos.pop_back();
      r[x]=stos.back().second;
      stos.push_back({h[x],x});
    }
    for (int x=base;x<base+n;x++)tree[x]={h[x-base],x-base};
    for (int x=base-1;x>=1;x--)tree[x]=bet(tree[2*x],tree[2*x+1]);
    for (int x=0;x<n;x++){
      if (h[l[x]]>h[r[x]])jmp[x][0]=l[x];
      else jmp[x][0]=r[x];
      jmpl[x][0]=l[x];
      jmpr[x][0]=r[x];
    }
    jmp[n][0]=n;jmpl[n][0]=n; jmpr[n][0]=n;
    for (int k=1;k<=K;k++){
      for (int x=0;x<=n;x++){
        jmp[x][k]=jmp[jmp[x][k-1]][k-1];
        jmpl[x][k]=jmpl[jmpl[x][k-1]][k-1];
        jmpr[x][k]=jmpr[jmpr[x][k-1]][k-1];
      }
    }
    //for (int x=0;x<n;x++) //cerr << jmp[x][0] << ' ';
    //cerr << '\n';
    /*for (int x=0;x<n;x++){
      //cerr << l[x] << ' ' << r[x] << '\n';
    }*/
    return;
}

int minimum_jumps(int A, int B, int C, int D){
  if (C<=B && B<=D)return 0;
  if (C<=A && A<=D)return 0;
  if (A<=C && D<=B)return 0;
  int mid=0;
  if (C-B>1)mid=query(1,0,base-1,B+1,C-1).first;
  if (A-D>1)mid=query(1,0,base-1,D+1,A-1).first;
  int pocz= -1; // TODO
  rob=1;
  bloki.clear();
  int odp2=1e9;
  if (query(1,0,base-1,A,B).first<mid){
    rob=0;
    pocz=query(1,0,base-1,A,B).second;
  }
  else{
    if (A<C){
      for (int x=bloki.size()-1;x>=0;x--){
        if (tree[bloki[x]].first>=mid){
          pocz = zejdz(bloki[x],mid);
        }
      }
      odp2 = dist(pocz,C,D);
      if (pocz!=B)pocz=query(1,0,base-1,pocz+1,B).second;
    }
    else{
      for (int x=0;x<bloki.size();x++){
        if (tree[bloki[x]].first>=mid){
          pocz = zejdz2(bloki[x],mid);
        }
      }
      odp2=dist(pocz,C,D);
      if (pocz!=A)pocz=query(1,0,base-1,A,pocz-1).second;
    }
  }
  rob=0;
  //cerr << mid << ' ' << pocz << '\n';
  int odp=0;
  int kon = query(1,0,base-1,C,D).first;
  for (int k=K;k>=0;k--){
    if (h[jmp[pocz][k]]<mid && h[jmp[pocz][k]]!=-2e9 && h[jmp[pocz][k]]<=kon){
      //cerr << pocz << " ->h " << jmp[pocz][k] << " koszt: " << (1<<k) << '\n';
      odp+=(1<<k);
      pocz=jmp[pocz][k];
    }
  }
  while (h[pocz]<mid && pocz!=n && h[jmp[pocz][0]]<=kon){
    //cerr << pocz << " ->h " << jmp[pocz][0] << " koszt: 1\n";
    pocz=jmp[pocz][0];
    odp++;
  }
  odp+=dist(pocz,C,D);
  //cerr << odp << ' ' << odp2 << '\n';
  if (min(odp,odp2)==1e9) return -1;
  return min(odp,odp2);
}

Compilation message

jumps.cpp: In function 'int minimum_jumps(int, int, int, int)':
jumps.cpp:150:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  150 |       for (int x=0;x<bloki.size();x++){
      |                    ~^~~~~~~~~~~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 12888 KB Output is correct
2 Correct 1 ms 12916 KB Output is correct
3 Correct 96 ms 52372 KB Output is correct
4 Correct 770 ms 55496 KB Output is correct
5 Correct 620 ms 39116 KB Output is correct
6 Correct 792 ms 55496 KB Output is correct
7 Correct 570 ms 45768 KB Output is correct
8 Correct 798 ms 55488 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 12888 KB Output is correct
2 Correct 1 ms 12888 KB Output is correct
3 Correct 1 ms 12888 KB Output is correct
4 Correct 1 ms 12888 KB Output is correct
5 Correct 2 ms 12888 KB Output is correct
6 Correct 2 ms 12888 KB Output is correct
7 Correct 2 ms 12888 KB Output is correct
8 Correct 2 ms 12888 KB Output is correct
9 Correct 2 ms 12888 KB Output is correct
10 Correct 2 ms 12888 KB Output is correct
11 Correct 2 ms 12888 KB Output is correct
12 Correct 2 ms 12888 KB Output is correct
13 Correct 2 ms 12916 KB Output is correct
14 Correct 2 ms 12732 KB Output is correct
15 Correct 3 ms 12888 KB Output is correct
16 Correct 2 ms 12888 KB Output is correct
17 Correct 3 ms 12888 KB Output is correct
18 Correct 1 ms 12888 KB Output is correct
19 Correct 1 ms 12888 KB Output is correct
20 Correct 4 ms 12888 KB Output is correct
21 Correct 3 ms 12888 KB Output is correct
22 Correct 3 ms 12888 KB Output is correct
23 Correct 2 ms 12888 KB Output is correct
24 Correct 2 ms 12888 KB Output is correct
25 Correct 1 ms 12888 KB Output is correct
26 Correct 1 ms 12888 KB Output is correct
27 Correct 2 ms 12888 KB Output is correct
28 Correct 2 ms 12888 KB Output is correct
29 Correct 2 ms 12888 KB Output is correct
30 Correct 2 ms 12888 KB Output is correct
31 Correct 2 ms 12888 KB Output is correct
32 Correct 2 ms 12888 KB Output is correct
33 Correct 1 ms 12728 KB Output is correct
34 Correct 1 ms 12888 KB Output is correct
35 Correct 1 ms 12896 KB Output is correct
36 Correct 1 ms 12888 KB Output is correct
37 Correct 2 ms 12888 KB Output is correct
38 Correct 1 ms 12724 KB Output is correct
39 Correct 1 ms 12744 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 12888 KB Output is correct
2 Correct 1 ms 12888 KB Output is correct
3 Correct 1 ms 12888 KB Output is correct
4 Correct 1 ms 12888 KB Output is correct
5 Correct 2 ms 12888 KB Output is correct
6 Correct 2 ms 12888 KB Output is correct
7 Correct 2 ms 12888 KB Output is correct
8 Correct 2 ms 12888 KB Output is correct
9 Correct 2 ms 12888 KB Output is correct
10 Correct 2 ms 12888 KB Output is correct
11 Correct 2 ms 12888 KB Output is correct
12 Correct 2 ms 12888 KB Output is correct
13 Correct 2 ms 12916 KB Output is correct
14 Correct 2 ms 12732 KB Output is correct
15 Correct 3 ms 12888 KB Output is correct
16 Correct 2 ms 12888 KB Output is correct
17 Correct 3 ms 12888 KB Output is correct
18 Correct 1 ms 12888 KB Output is correct
19 Correct 1 ms 12888 KB Output is correct
20 Correct 4 ms 12888 KB Output is correct
21 Correct 3 ms 12888 KB Output is correct
22 Correct 3 ms 12888 KB Output is correct
23 Correct 2 ms 12888 KB Output is correct
24 Correct 2 ms 12888 KB Output is correct
25 Correct 1 ms 12888 KB Output is correct
26 Correct 1 ms 12888 KB Output is correct
27 Correct 2 ms 12888 KB Output is correct
28 Correct 2 ms 12888 KB Output is correct
29 Correct 2 ms 12888 KB Output is correct
30 Correct 2 ms 12888 KB Output is correct
31 Correct 2 ms 12888 KB Output is correct
32 Correct 2 ms 12888 KB Output is correct
33 Correct 1 ms 12728 KB Output is correct
34 Correct 1 ms 12888 KB Output is correct
35 Correct 1 ms 12896 KB Output is correct
36 Correct 1 ms 12888 KB Output is correct
37 Correct 2 ms 12888 KB Output is correct
38 Correct 1 ms 12724 KB Output is correct
39 Correct 1 ms 12744 KB Output is correct
40 Correct 1 ms 12888 KB Output is correct
41 Correct 1 ms 12888 KB Output is correct
42 Correct 1 ms 12888 KB Output is correct
43 Correct 2 ms 12888 KB Output is correct
44 Correct 2 ms 12888 KB Output is correct
45 Correct 2 ms 12888 KB Output is correct
46 Correct 2 ms 12888 KB Output is correct
47 Correct 2 ms 12888 KB Output is correct
48 Correct 1 ms 12888 KB Output is correct
49 Correct 2 ms 12888 KB Output is correct
50 Correct 2 ms 12888 KB Output is correct
51 Correct 2 ms 12888 KB Output is correct
52 Correct 2 ms 12888 KB Output is correct
53 Correct 2 ms 12888 KB Output is correct
54 Correct 2 ms 12888 KB Output is correct
55 Correct 2 ms 12888 KB Output is correct
56 Correct 2 ms 12888 KB Output is correct
57 Correct 1 ms 12888 KB Output is correct
58 Correct 8 ms 12752 KB Output is correct
59 Correct 10 ms 14936 KB Output is correct
60 Correct 4 ms 12888 KB Output is correct
61 Correct 10 ms 14936 KB Output is correct
62 Correct 8 ms 12888 KB Output is correct
63 Correct 12 ms 14936 KB Output is correct
64 Correct 11 ms 14936 KB Output is correct
65 Correct 16 ms 15188 KB Output is correct
66 Correct 11 ms 14936 KB Output is correct
67 Correct 11 ms 14936 KB Output is correct
68 Correct 11 ms 14936 KB Output is correct
69 Correct 15 ms 14936 KB Output is correct
70 Correct 10 ms 14936 KB Output is correct
71 Correct 1 ms 12888 KB Output is correct
72 Correct 2 ms 12888 KB Output is correct
73 Correct 2 ms 12888 KB Output is correct
74 Correct 2 ms 12888 KB Output is correct
75 Correct 2 ms 12888 KB Output is correct
76 Correct 2 ms 12888 KB Output is correct
77 Correct 2 ms 12888 KB Output is correct
78 Correct 1 ms 12888 KB Output is correct
79 Correct 2 ms 12888 KB Output is correct
80 Correct 2 ms 12888 KB Output is correct
81 Correct 2 ms 12888 KB Output is correct
82 Correct 2 ms 12888 KB Output is correct
83 Correct 2 ms 12888 KB Output is correct
84 Correct 2 ms 12888 KB Output is correct
85 Correct 2 ms 12888 KB Output is correct
86 Correct 1 ms 12888 KB Output is correct
87 Correct 1 ms 12888 KB Output is correct
88 Correct 1 ms 12888 KB Output is correct
89 Correct 2 ms 12888 KB Output is correct
90 Correct 1 ms 12888 KB Output is correct
91 Correct 1 ms 12888 KB Output is correct
92 Correct 1 ms 12888 KB Output is correct
93 Correct 1 ms 12740 KB Output is correct
94 Correct 3 ms 12888 KB Output is correct
95 Correct 11 ms 14936 KB Output is correct
96 Correct 12 ms 14936 KB Output is correct
97 Correct 13 ms 14936 KB Output is correct
98 Correct 12 ms 14936 KB Output is correct
99 Correct 11 ms 14936 KB Output is correct
100 Correct 1 ms 12888 KB Output is correct
101 Correct 2 ms 12888 KB Output is correct
102 Correct 10 ms 14936 KB Output is correct
103 Correct 13 ms 14936 KB Output is correct
104 Correct 11 ms 14936 KB Output is correct
105 Correct 14 ms 14936 KB Output is correct
106 Correct 10 ms 14936 KB Output is correct
107 Correct 1 ms 12888 KB Output is correct
108 Correct 1 ms 12888 KB Output is correct
109 Correct 2 ms 14936 KB Output is correct
110 Correct 2 ms 14936 KB Output is correct
111 Correct 2 ms 14936 KB Output is correct
112 Correct 2 ms 14936 KB Output is correct
113 Correct 2 ms 14936 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12888 KB Output is correct
2 Correct 2 ms 12888 KB Output is correct
3 Correct 1 ms 12888 KB Output is correct
4 Correct 1 ms 12888 KB Output is correct
5 Correct 29 ms 51096 KB Output is correct
6 Correct 38 ms 53704 KB Output is correct
7 Correct 22 ms 38232 KB Output is correct
8 Correct 37 ms 53848 KB Output is correct
9 Correct 7 ms 21336 KB Output is correct
10 Correct 37 ms 53844 KB Output is correct
11 Correct 37 ms 55360 KB Output is correct
12 Correct 45 ms 55096 KB Output is correct
13 Correct 36 ms 54984 KB Output is correct
14 Correct 38 ms 53840 KB Output is correct
15 Correct 43 ms 54592 KB Output is correct
16 Correct 51 ms 55240 KB Output is correct
17 Correct 43 ms 55232 KB Output is correct
18 Correct 1 ms 12888 KB Output is correct
19 Correct 1 ms 12888 KB Output is correct
20 Correct 1 ms 12888 KB Output is correct
21 Correct 1 ms 12888 KB Output is correct
22 Correct 1 ms 12888 KB Output is correct
23 Correct 1 ms 12888 KB Output is correct
24 Correct 1 ms 12888 KB Output is correct
25 Correct 1 ms 12888 KB Output is correct
26 Correct 1 ms 12748 KB Output is correct
27 Correct 2 ms 14936 KB Output is correct
28 Correct 1 ms 14936 KB Output is correct
29 Correct 1 ms 14936 KB Output is correct
30 Correct 2 ms 14936 KB Output is correct
31 Correct 2 ms 14936 KB Output is correct
32 Correct 1 ms 12888 KB Output is correct
33 Correct 38 ms 53708 KB Output is correct
34 Correct 37 ms 53848 KB Output is correct
35 Correct 36 ms 54984 KB Output is correct
36 Correct 38 ms 53848 KB Output is correct
37 Correct 43 ms 54592 KB Output is correct
38 Correct 36 ms 55364 KB Output is correct
39 Correct 1 ms 12888 KB Output is correct
40 Correct 25 ms 40364 KB Output is correct
41 Correct 47 ms 53840 KB Output is correct
42 Correct 38 ms 55240 KB Output is correct
43 Correct 37 ms 53736 KB Output is correct
44 Correct 42 ms 54732 KB Output is correct
45 Correct 38 ms 55492 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 12888 KB Output is correct
2 Correct 1 ms 12888 KB Output is correct
3 Correct 1 ms 12888 KB Output is correct
4 Correct 156 ms 35996 KB Output is correct
5 Correct 700 ms 53840 KB Output is correct
6 Correct 464 ms 21336 KB Output is correct
7 Correct 707 ms 53848 KB Output is correct
8 Correct 373 ms 29784 KB Output is correct
9 Correct 695 ms 53848 KB Output is correct
10 Correct 720 ms 55496 KB Output is correct
11 Correct 713 ms 55240 KB Output is correct
12 Correct 717 ms 55240 KB Output is correct
13 Correct 698 ms 53720 KB Output is correct
14 Correct 735 ms 54596 KB Output is correct
15 Correct 691 ms 55380 KB Output is correct
16 Correct 698 ms 55496 KB Output is correct
17 Correct 1 ms 12888 KB Output is correct
18 Correct 1 ms 12888 KB Output is correct
19 Correct 2 ms 12888 KB Output is correct
20 Correct 2 ms 12888 KB Output is correct
21 Correct 2 ms 12888 KB Output is correct
22 Correct 2 ms 12744 KB Output is correct
23 Correct 3 ms 12888 KB Output is correct
24 Correct 3 ms 12888 KB Output is correct
25 Correct 2 ms 12888 KB Output is correct
26 Correct 2 ms 12888 KB Output is correct
27 Correct 10 ms 14984 KB Output is correct
28 Correct 11 ms 14936 KB Output is correct
29 Correct 10 ms 14936 KB Output is correct
30 Correct 10 ms 14936 KB Output is correct
31 Correct 12 ms 14936 KB Output is correct
32 Correct 1 ms 12888 KB Output is correct
33 Correct 20 ms 40376 KB Output is correct
34 Correct 39 ms 53848 KB Output is correct
35 Correct 39 ms 55240 KB Output is correct
36 Correct 43 ms 53700 KB Output is correct
37 Correct 49 ms 54612 KB Output is correct
38 Correct 45 ms 55488 KB Output is correct

Subtask #6
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 12888 KB Output is correct
2 Correct 1 ms 12888 KB Output is correct
3 Correct 1 ms 12888 KB Output is correct
4 Correct 156 ms 35996 KB Output is correct
5 Correct 700 ms 53840 KB Output is correct
6 Correct 464 ms 21336 KB Output is correct
7 Correct 707 ms 53848 KB Output is correct
8 Correct 373 ms 29784 KB Output is correct
9 Correct 695 ms 53848 KB Output is correct
10 Correct 720 ms 55496 KB Output is correct
11 Correct 713 ms 55240 KB Output is correct
12 Correct 717 ms 55240 KB Output is correct
13 Correct 698 ms 53720 KB Output is correct
14 Correct 735 ms 54596 KB Output is correct
15 Correct 691 ms 55380 KB Output is correct
16 Correct 698 ms 55496 KB Output is correct
17 Correct 1 ms 12888 KB Output is correct
18 Correct 1 ms 12888 KB Output is correct
19 Correct 2 ms 12888 KB Output is correct
20 Correct 2 ms 12888 KB Output is correct
21 Correct 2 ms 12888 KB Output is correct
22 Correct 2 ms 12744 KB Output is correct
23 Correct 3 ms 12888 KB Output is correct
24 Correct 3 ms 12888 KB Output is correct
25 Correct 2 ms 12888 KB Output is correct
26 Correct 2 ms 12888 KB Output is correct
27 Correct 10 ms 14984 KB Output is correct
28 Correct 11 ms 14936 KB Output is correct
29 Correct 10 ms 14936 KB Output is correct
30 Correct 10 ms 14936 KB Output is correct
31 Correct 12 ms 14936 KB Output is correct
32 Correct 1 ms 12888 KB Output is correct
33 Correct 20 ms 40376 KB Output is correct
34 Correct 39 ms 53848 KB Output is correct
35 Correct 39 ms 55240 KB Output is correct
36 Correct 43 ms 53700 KB Output is correct
37 Correct 49 ms 54612 KB Output is correct
38 Correct 45 ms 55488 KB Output is correct
39 Correct 2 ms 12888 KB Output is correct
40 Correct 1 ms 12888 KB Output is correct
41 Correct 1 ms 12700 KB Output is correct
42 Correct 161 ms 36184 KB Output is correct
43 Correct 702 ms 53848 KB Output is correct
44 Correct 492 ms 21336 KB Output is correct
45 Correct 681 ms 53848 KB Output is correct
46 Correct 391 ms 29784 KB Output is correct
47 Correct 719 ms 53848 KB Output is correct
48 Correct 729 ms 55496 KB Output is correct
49 Correct 762 ms 55232 KB Output is correct
50 Correct 723 ms 55240 KB Output is correct
51 Correct 706 ms 53848 KB Output is correct
52 Correct 724 ms 54732 KB Output is correct
53 Correct 696 ms 55352 KB Output is correct
54 Correct 659 ms 55496 KB Output is correct
55 Correct 2 ms 12888 KB Output is correct
56 Correct 73 ms 53676 KB Output is correct
57 Correct 730 ms 53844 KB Output is correct
58 Correct 359 ms 21336 KB Output is correct
59 Correct 708 ms 53584 KB Output is correct
60 Correct 307 ms 31832 KB Output is correct
61 Correct 723 ms 53848 KB Output is correct
62 Correct 754 ms 55496 KB Output is correct
63 Correct 773 ms 54976 KB Output is correct
64 Correct 769 ms 54732 KB Output is correct
65 Correct 750 ms 53848 KB Output is correct
66 Correct 782 ms 54732 KB Output is correct
67 Correct 740 ms 55500 KB Output is correct
68 Correct 736 ms 55496 KB Output is correct
69 Correct 1 ms 12888 KB Output is correct
70 Correct 1 ms 12888 KB Output is correct
71 Correct 3 ms 12888 KB Output is correct
72 Correct 2 ms 12888 KB Output is correct
73 Correct 2 ms 12888 KB Output is correct
74 Correct 2 ms 12888 KB Output is correct
75 Correct 2 ms 12888 KB Output is correct
76 Correct 1 ms 12888 KB Output is correct
77 Correct 1 ms 12888 KB Output is correct
78 Correct 2 ms 12888 KB Output is correct
79 Correct 2 ms 12888 KB Output is correct
80 Correct 2 ms 12888 KB Output is correct
81 Correct 2 ms 12900 KB Output is correct
82 Correct 2 ms 12888 KB Output is correct
83 Correct 2 ms 12888 KB Output is correct
84 Correct 1 ms 12888 KB Output is correct
85 Correct 3 ms 12888 KB Output is correct
86 Correct 10 ms 14936 KB Output is correct
87 Correct 10 ms 14936 KB Output is correct
88 Correct 11 ms 14936 KB Output is correct
89 Correct 11 ms 14936 KB Output is correct
90 Correct 13 ms 14936 KB Output is correct
91 Correct 1 ms 12888 KB Output is correct
92 Correct 2 ms 12748 KB Output is correct
93 Correct 11 ms 14936 KB Output is correct
94 Correct 12 ms 14936 KB Output is correct
95 Correct 10 ms 14936 KB Output is correct
96 Correct 10 ms 14936 KB Output is correct
97 Correct 11 ms 14936 KB Output is correct
98 Correct 1 ms 12888 KB Output is correct
99 Correct 46 ms 53688 KB Output is correct
100 Correct 38 ms 53852 KB Output is correct
101 Correct 45 ms 55096 KB Output is correct
102 Correct 36 ms 53848 KB Output is correct
103 Correct 52 ms 54576 KB Output is correct
104 Correct 36 ms 55496 KB Output is correct
105 Correct 1 ms 12888 KB Output is correct
106 Correct 19 ms 40280 KB Output is correct
107 Correct 37 ms 53848 KB Output is correct
108 Correct 40 ms 55148 KB Output is correct
109 Correct 41 ms 53840 KB Output is correct
110 Correct 43 ms 54656 KB Output is correct
111 Correct 36 ms 55352 KB Output is correct

Subtask #7
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 12888 KB Output is correct
2 Correct 1 ms 12916 KB Output is correct
3 Correct 96 ms 52372 KB Output is correct
4 Correct 770 ms 55496 KB Output is correct
5 Correct 620 ms 39116 KB Output is correct
6 Correct 792 ms 55496 KB Output is correct
7 Correct 570 ms 45768 KB Output is correct
8 Correct 798 ms 55488 KB Output is correct
9 Correct 1 ms 12888 KB Output is correct
10 Correct 1 ms 12888 KB Output is correct
11 Correct 1 ms 12888 KB Output is correct
12 Correct 1 ms 12888 KB Output is correct
13 Correct 2 ms 12888 KB Output is correct
14 Correct 2 ms 12888 KB Output is correct
15 Correct 2 ms 12888 KB Output is correct
16 Correct 2 ms 12888 KB Output is correct
17 Correct 2 ms 12888 KB Output is correct
18 Correct 2 ms 12888 KB Output is correct
19 Correct 2 ms 12888 KB Output is correct
20 Correct 2 ms 12888 KB Output is correct
21 Correct 2 ms 12916 KB Output is correct
22 Correct 2 ms 12732 KB Output is correct
23 Correct 3 ms 12888 KB Output is correct
24 Correct 2 ms 12888 KB Output is correct
25 Correct 3 ms 12888 KB Output is correct
26 Correct 1 ms 12888 KB Output is correct
27 Correct 1 ms 12888 KB Output is correct
28 Correct 4 ms 12888 KB Output is correct
29 Correct 3 ms 12888 KB Output is correct
30 Correct 3 ms 12888 KB Output is correct
31 Correct 2 ms 12888 KB Output is correct
32 Correct 2 ms 12888 KB Output is correct
33 Correct 1 ms 12888 KB Output is correct
34 Correct 1 ms 12888 KB Output is correct
35 Correct 2 ms 12888 KB Output is correct
36 Correct 2 ms 12888 KB Output is correct
37 Correct 2 ms 12888 KB Output is correct
38 Correct 2 ms 12888 KB Output is correct
39 Correct 2 ms 12888 KB Output is correct
40 Correct 2 ms 12888 KB Output is correct
41 Correct 1 ms 12728 KB Output is correct
42 Correct 1 ms 12888 KB Output is correct
43 Correct 1 ms 12896 KB Output is correct
44 Correct 1 ms 12888 KB Output is correct
45 Correct 2 ms 12888 KB Output is correct
46 Correct 1 ms 12724 KB Output is correct
47 Correct 1 ms 12744 KB Output is correct
48 Correct 1 ms 12888 KB Output is correct
49 Correct 1 ms 12888 KB Output is correct
50 Correct 1 ms 12888 KB Output is correct
51 Correct 2 ms 12888 KB Output is correct
52 Correct 2 ms 12888 KB Output is correct
53 Correct 2 ms 12888 KB Output is correct
54 Correct 2 ms 12888 KB Output is correct
55 Correct 2 ms 12888 KB Output is correct
56 Correct 1 ms 12888 KB Output is correct
57 Correct 2 ms 12888 KB Output is correct
58 Correct 2 ms 12888 KB Output is correct
59 Correct 2 ms 12888 KB Output is correct
60 Correct 2 ms 12888 KB Output is correct
61 Correct 2 ms 12888 KB Output is correct
62 Correct 2 ms 12888 KB Output is correct
63 Correct 2 ms 12888 KB Output is correct
64 Correct 2 ms 12888 KB Output is correct
65 Correct 1 ms 12888 KB Output is correct
66 Correct 8 ms 12752 KB Output is correct
67 Correct 10 ms 14936 KB Output is correct
68 Correct 4 ms 12888 KB Output is correct
69 Correct 10 ms 14936 KB Output is correct
70 Correct 8 ms 12888 KB Output is correct
71 Correct 12 ms 14936 KB Output is correct
72 Correct 11 ms 14936 KB Output is correct
73 Correct 16 ms 15188 KB Output is correct
74 Correct 11 ms 14936 KB Output is correct
75 Correct 11 ms 14936 KB Output is correct
76 Correct 11 ms 14936 KB Output is correct
77 Correct 15 ms 14936 KB Output is correct
78 Correct 10 ms 14936 KB Output is correct
79 Correct 1 ms 12888 KB Output is correct
80 Correct 2 ms 12888 KB Output is correct
81 Correct 2 ms 12888 KB Output is correct
82 Correct 2 ms 12888 KB Output is correct
83 Correct 2 ms 12888 KB Output is correct
84 Correct 2 ms 12888 KB Output is correct
85 Correct 2 ms 12888 KB Output is correct
86 Correct 1 ms 12888 KB Output is correct
87 Correct 2 ms 12888 KB Output is correct
88 Correct 2 ms 12888 KB Output is correct
89 Correct 2 ms 12888 KB Output is correct
90 Correct 2 ms 12888 KB Output is correct
91 Correct 2 ms 12888 KB Output is correct
92 Correct 2 ms 12888 KB Output is correct
93 Correct 2 ms 12888 KB Output is correct
94 Correct 1 ms 12888 KB Output is correct
95 Correct 1 ms 12888 KB Output is correct
96 Correct 1 ms 12888 KB Output is correct
97 Correct 2 ms 12888 KB Output is correct
98 Correct 1 ms 12888 KB Output is correct
99 Correct 1 ms 12888 KB Output is correct
100 Correct 1 ms 12888 KB Output is correct
101 Correct 1 ms 12740 KB Output is correct
102 Correct 3 ms 12888 KB Output is correct
103 Correct 11 ms 14936 KB Output is correct
104 Correct 12 ms 14936 KB Output is correct
105 Correct 13 ms 14936 KB Output is correct
106 Correct 12 ms 14936 KB Output is correct
107 Correct 11 ms 14936 KB Output is correct
108 Correct 1 ms 12888 KB Output is correct
109 Correct 2 ms 12888 KB Output is correct
110 Correct 10 ms 14936 KB Output is correct
111 Correct 13 ms 14936 KB Output is correct
112 Correct 11 ms 14936 KB Output is correct
113 Correct 14 ms 14936 KB Output is correct
114 Correct 10 ms 14936 KB Output is correct
115 Correct 1 ms 12888 KB Output is correct
116 Correct 1 ms 12888 KB Output is correct
117 Correct 2 ms 14936 KB Output is correct
118 Correct 2 ms 14936 KB Output is correct
119 Correct 2 ms 14936 KB Output is correct
120 Correct 2 ms 14936 KB Output is correct
121 Correct 2 ms 14936 KB Output is correct
122 Correct 2 ms 12888 KB Output is correct
123 Correct 2 ms 12888 KB Output is correct
124 Correct 1 ms 12888 KB Output is correct
125 Correct 1 ms 12888 KB Output is correct
126 Correct 29 ms 51096 KB Output is correct
127 Correct 38 ms 53704 KB Output is correct
128 Correct 22 ms 38232 KB Output is correct
129 Correct 37 ms 53848 KB Output is correct
130 Correct 7 ms 21336 KB Output is correct
131 Correct 37 ms 53844 KB Output is correct
132 Correct 37 ms 55360 KB Output is correct
133 Correct 45 ms 55096 KB Output is correct
134 Correct 36 ms 54984 KB Output is correct
135 Correct 38 ms 53840 KB Output is correct
136 Correct 43 ms 54592 KB Output is correct
137 Correct 51 ms 55240 KB Output is correct
138 Correct 43 ms 55232 KB Output is correct
139 Correct 1 ms 12888 KB Output is correct
140 Correct 1 ms 12888 KB Output is correct
141 Correct 1 ms 12888 KB Output is correct
142 Correct 1 ms 12888 KB Output is correct
143 Correct 1 ms 12888 KB Output is correct
144 Correct 1 ms 12888 KB Output is correct
145 Correct 1 ms 12888 KB Output is correct
146 Correct 1 ms 12888 KB Output is correct
147 Correct 1 ms 12748 KB Output is correct
148 Correct 2 ms 14936 KB Output is correct
149 Correct 1 ms 14936 KB Output is correct
150 Correct 1 ms 14936 KB Output is correct
151 Correct 2 ms 14936 KB Output is correct
152 Correct 2 ms 14936 KB Output is correct
153 Correct 1 ms 12888 KB Output is correct
154 Correct 38 ms 53708 KB Output is correct
155 Correct 37 ms 53848 KB Output is correct
156 Correct 36 ms 54984 KB Output is correct
157 Correct 38 ms 53848 KB Output is correct
158 Correct 43 ms 54592 KB Output is correct
159 Correct 36 ms 55364 KB Output is correct
160 Correct 1 ms 12888 KB Output is correct
161 Correct 25 ms 40364 KB Output is correct
162 Correct 47 ms 53840 KB Output is correct
163 Correct 38 ms 55240 KB Output is correct
164 Correct 37 ms 53736 KB Output is correct
165 Correct 42 ms 54732 KB Output is correct
166 Correct 38 ms 55492 KB Output is correct
167 Correct 1 ms 12888 KB Output is correct
168 Correct 1 ms 12888 KB Output is correct
169 Correct 1 ms 12888 KB Output is correct
170 Correct 156 ms 35996 KB Output is correct
171 Correct 700 ms 53840 KB Output is correct
172 Correct 464 ms 21336 KB Output is correct
173 Correct 707 ms 53848 KB Output is correct
174 Correct 373 ms 29784 KB Output is correct
175 Correct 695 ms 53848 KB Output is correct
176 Correct 720 ms 55496 KB Output is correct
177 Correct 713 ms 55240 KB Output is correct
178 Correct 717 ms 55240 KB Output is correct
179 Correct 698 ms 53720 KB Output is correct
180 Correct 735 ms 54596 KB Output is correct
181 Correct 691 ms 55380 KB Output is correct
182 Correct 698 ms 55496 KB Output is correct
183 Correct 1 ms 12888 KB Output is correct
184 Correct 1 ms 12888 KB Output is correct
185 Correct 2 ms 12888 KB Output is correct
186 Correct 2 ms 12888 KB Output is correct
187 Correct 2 ms 12888 KB Output is correct
188 Correct 2 ms 12744 KB Output is correct
189 Correct 3 ms 12888 KB Output is correct
190 Correct 3 ms 12888 KB Output is correct
191 Correct 2 ms 12888 KB Output is correct
192 Correct 2 ms 12888 KB Output is correct
193 Correct 10 ms 14984 KB Output is correct
194 Correct 11 ms 14936 KB Output is correct
195 Correct 10 ms 14936 KB Output is correct
196 Correct 10 ms 14936 KB Output is correct
197 Correct 12 ms 14936 KB Output is correct
198 Correct 1 ms 12888 KB Output is correct
199 Correct 20 ms 40376 KB Output is correct
200 Correct 39 ms 53848 KB Output is correct
201 Correct 39 ms 55240 KB Output is correct
202 Correct 43 ms 53700 KB Output is correct
203 Correct 49 ms 54612 KB Output is correct
204 Correct 45 ms 55488 KB Output is correct
205 Correct 2 ms 12888 KB Output is correct
206 Correct 1 ms 12888 KB Output is correct
207 Correct 1 ms 12700 KB Output is correct
208 Correct 161 ms 36184 KB Output is correct
209 Correct 702 ms 53848 KB Output is correct
210 Correct 492 ms 21336 KB Output is correct
211 Correct 681 ms 53848 KB Output is correct
212 Correct 391 ms 29784 KB Output is correct
213 Correct 719 ms 53848 KB Output is correct
214 Correct 729 ms 55496 KB Output is correct
215 Correct 762 ms 55232 KB Output is correct
216 Correct 723 ms 55240 KB Output is correct
217 Correct 706 ms 53848 KB Output is correct
218 Correct 724 ms 54732 KB Output is correct
219 Correct 696 ms 55352 KB Output is correct
220 Correct 659 ms 55496 KB Output is correct
221 Correct 2 ms 12888 KB Output is correct
222 Correct 73 ms 53676 KB Output is correct
223 Correct 730 ms 53844 KB Output is correct
224 Correct 359 ms 21336 KB Output is correct
225 Correct 708 ms 53584 KB Output is correct
226 Correct 307 ms 31832 KB Output is correct
227 Correct 723 ms 53848 KB Output is correct
228 Correct 754 ms 55496 KB Output is correct
229 Correct 773 ms 54976 KB Output is correct
230 Correct 769 ms 54732 KB Output is correct
231 Correct 750 ms 53848 KB Output is correct
232 Correct 782 ms 54732 KB Output is correct
233 Correct 740 ms 55500 KB Output is correct
234 Correct 736 ms 55496 KB Output is correct
235 Correct 1 ms 12888 KB Output is correct
236 Correct 1 ms 12888 KB Output is correct
237 Correct 3 ms 12888 KB Output is correct
238 Correct 2 ms 12888 KB Output is correct
239 Correct 2 ms 12888 KB Output is correct
240 Correct 2 ms 12888 KB Output is correct
241 Correct 2 ms 12888 KB Output is correct
242 Correct 1 ms 12888 KB Output is correct
243 Correct 1 ms 12888 KB Output is correct
244 Correct 2 ms 12888 KB Output is correct
245 Correct 2 ms 12888 KB Output is correct
246 Correct 2 ms 12888 KB Output is correct
247 Correct 2 ms 12900 KB Output is correct
248 Correct 2 ms 12888 KB Output is correct
249 Correct 2 ms 12888 KB Output is correct
250 Correct 1 ms 12888 KB Output is correct
251 Correct 3 ms 12888 KB Output is correct
252 Correct 10 ms 14936 KB Output is correct
253 Correct 10 ms 14936 KB Output is correct
254 Correct 11 ms 14936 KB Output is correct
255 Correct 11 ms 14936 KB Output is correct
256 Correct 13 ms 14936 KB Output is correct
257 Correct 1 ms 12888 KB Output is correct
258 Correct 2 ms 12748 KB Output is correct
259 Correct 11 ms 14936 KB Output is correct
260 Correct 12 ms 14936 KB Output is correct
261 Correct 10 ms 14936 KB Output is correct
262 Correct 10 ms 14936 KB Output is correct
263 Correct 11 ms 14936 KB Output is correct
264 Correct 1 ms 12888 KB Output is correct
265 Correct 46 ms 53688 KB Output is correct
266 Correct 38 ms 53852 KB Output is correct
267 Correct 45 ms 55096 KB Output is correct
268 Correct 36 ms 53848 KB Output is correct
269 Correct 52 ms 54576 KB Output is correct
270 Correct 36 ms 55496 KB Output is correct
271 Correct 1 ms 12888 KB Output is correct
272 Correct 19 ms 40280 KB Output is correct
273 Correct 37 ms 53848 KB Output is correct
274 Correct 40 ms 55148 KB Output is correct
275 Correct 41 ms 53840 KB Output is correct
276 Correct 43 ms 54656 KB Output is correct
277 Correct 36 ms 55352 KB Output is correct
278 Correct 2 ms 12888 KB Output is correct
279 Correct 1 ms 12888 KB Output is correct
280 Correct 1 ms 12740 KB Output is correct
281 Correct 110 ms 52424 KB Output is correct
282 Correct 764 ms 55496 KB Output is correct
283 Correct 703 ms 39116 KB Output is correct
284 Correct 827 ms 55496 KB Output is correct
285 Correct 593 ms 45768 KB Output is correct
286 Correct 796 ms 55492 KB Output is correct
287 Correct 1 ms 12888 KB Output is correct
288 Correct 2 ms 12888 KB Output is correct
289 Correct 1 ms 12888 KB Output is correct
290 Correct 2 ms 12888 KB Output is correct
291 Correct 2 ms 12888 KB Output is correct
292 Correct 2 ms 12888 KB Output is correct
293 Correct 3 ms 12888 KB Output is correct
294 Correct 1 ms 12888 KB Output is correct
295 Correct 2 ms 12888 KB Output is correct
296 Correct 2 ms 12728 KB Output is correct
297 Correct 2 ms 12888 KB Output is correct
298 Correct 2 ms 12888 KB Output is correct
299 Correct 2 ms 12888 KB Output is correct
300 Correct 2 ms 12888 KB Output is correct
301 Correct 2 ms 12888 KB Output is correct
302 Correct 2 ms 12888 KB Output is correct
303 Correct 1 ms 12724 KB Output is correct
304 Correct 8 ms 12888 KB Output is correct
305 Correct 11 ms 14936 KB Output is correct
306 Correct 4 ms 12888 KB Output is correct
307 Correct 10 ms 14936 KB Output is correct
308 Correct 7 ms 12888 KB Output is correct
309 Correct 11 ms 14936 KB Output is correct
310 Correct 11 ms 14936 KB Output is correct
311 Correct 11 ms 14936 KB Output is correct
312 Correct 11 ms 14936 KB Output is correct
313 Correct 10 ms 14936 KB Output is correct
314 Correct 10 ms 14936 KB Output is correct
315 Correct 11 ms 14936 KB Output is correct
316 Correct 11 ms 14936 KB Output is correct
317 Correct 1 ms 12888 KB Output is correct
318 Correct 1 ms 12888 KB Output is correct
319 Correct 1 ms 12888 KB Output is correct
320 Correct 32 ms 51108 KB Output is correct
321 Correct 37 ms 53840 KB Output is correct
322 Correct 18 ms 38232 KB Output is correct
323 Correct 38 ms 53848 KB Output is correct
324 Correct 7 ms 21336 KB Output is correct
325 Correct 45 ms 53656 KB Output is correct
326 Correct 47 ms 55488 KB Output is correct
327 Correct 36 ms 54984 KB Output is correct
328 Correct 41 ms 55240 KB Output is correct
329 Correct 36 ms 53848 KB Output is correct
330 Correct 43 ms 54732 KB Output is correct
331 Correct 40 ms 55340 KB Output is correct
332 Correct 47 ms 55232 KB Output is correct
333 Correct 1 ms 12888 KB Output is correct
334 Correct 1 ms 12888 KB Output is correct
335 Correct 1 ms 12888 KB Output is correct
336 Correct 167 ms 36184 KB Output is correct
337 Correct 718 ms 53848 KB Output is correct
338 Correct 496 ms 21336 KB Output is correct
339 Correct 710 ms 53848 KB Output is correct
340 Correct 410 ms 29784 KB Output is correct
341 Correct 679 ms 53848 KB Output is correct
342 Correct 725 ms 55488 KB Output is correct
343 Correct 735 ms 55232 KB Output is correct
344 Correct 690 ms 55240 KB Output is correct
345 Correct 731 ms 53868 KB Output is correct
346 Correct 706 ms 54732 KB Output is correct
347 Correct 659 ms 55496 KB Output is correct
348 Correct 696 ms 55356 KB Output is correct
349 Correct 1 ms 12888 KB Output is correct
350 Correct 87 ms 53780 KB Output is correct
351 Correct 707 ms 53848 KB Output is correct
352 Correct 352 ms 21336 KB Output is correct
353 Correct 731 ms 53848 KB Output is correct
354 Correct 311 ms 31832 KB Output is correct
355 Correct 752 ms 53684 KB Output is correct
356 Correct 770 ms 55496 KB Output is correct
357 Correct 747 ms 54984 KB Output is correct
358 Correct 720 ms 54984 KB Output is correct
359 Correct 741 ms 53840 KB Output is correct
360 Correct 754 ms 54732 KB Output is correct
361 Correct 753 ms 55360 KB Output is correct
362 Correct 745 ms 55364 KB Output is correct
363 Correct 1 ms 12888 KB Output is correct
364 Correct 364 ms 38168 KB Output is correct
365 Correct 738 ms 53840 KB Output is correct
366 Correct 243 ms 46672 KB Output is correct
367 Correct 736 ms 53840 KB Output is correct
368 Correct 347 ms 31832 KB Output is correct
369 Correct 735 ms 53840 KB Output is correct
370 Correct 806 ms 55496 KB Output is correct
371 Correct 741 ms 54984 KB Output is correct
372 Correct 747 ms 55236 KB Output is correct
373 Correct 706 ms 53848 KB Output is correct
374 Correct 767 ms 54732 KB Output is correct
375 Correct 791 ms 54732 KB Output is correct
376 Correct 748 ms 54988 KB Output is correct
377 Correct 1 ms 12888 KB Output is correct
378 Correct 2 ms 12888 KB Output is correct
379 Correct 3 ms 12888 KB Output is correct
380 Correct 2 ms 12888 KB Output is correct
381 Correct 3 ms 12884 KB Output is correct
382 Correct 2 ms 12888 KB Output is correct
383 Correct 2 ms 12888 KB Output is correct
384 Correct 1 ms 12888 KB Output is correct
385 Correct 2 ms 12888 KB Output is correct
386 Correct 2 ms 12888 KB Output is correct
387 Correct 2 ms 12916 KB Output is correct
388 Correct 2 ms 12888 KB Output is correct
389 Correct 3 ms 12888 KB Output is correct
390 Correct 2 ms 12888 KB Output is correct
391 Correct 2 ms 12888 KB Output is correct
392 Correct 1 ms 12888 KB Output is correct
393 Correct 1 ms 12888 KB Output is correct
394 Correct 1 ms 12888 KB Output is correct
395 Correct 1 ms 12888 KB Output is correct
396 Correct 1 ms 12888 KB Output is correct
397 Correct 1 ms 12888 KB Output is correct
398 Correct 1 ms 12888 KB Output is correct
399 Correct 1 ms 12888 KB Output is correct
400 Correct 3 ms 12888 KB Output is correct
401 Correct 10 ms 14796 KB Output is correct
402 Correct 11 ms 14936 KB Output is correct
403 Correct 10 ms 14936 KB Output is correct
404 Correct 13 ms 14936 KB Output is correct
405 Correct 10 ms 14936 KB Output is correct
406 Correct 1 ms 12888 KB Output is correct
407 Correct 2 ms 12888 KB Output is correct
408 Correct 10 ms 14984 KB Output is correct
409 Correct 12 ms 14936 KB Output is correct
410 Correct 10 ms 14936 KB Output is correct
411 Correct 14 ms 14936 KB Output is correct
412 Correct 10 ms 14936 KB Output is correct
413 Correct 1 ms 12888 KB Output is correct
414 Correct 1 ms 12888 KB Output is correct
415 Correct 2 ms 14936 KB Output is correct
416 Correct 2 ms 14936 KB Output is correct
417 Correct 1 ms 14936 KB Output is correct
418 Correct 2 ms 14936 KB Output is correct
419 Correct 2 ms 15008 KB Output is correct
420 Correct 1 ms 12888 KB Output is correct
421 Correct 38 ms 53736 KB Output is correct
422 Correct 37 ms 53848 KB Output is correct
423 Correct 38 ms 54984 KB Output is correct
424 Correct 37 ms 53848 KB Output is correct
425 Correct 42 ms 54732 KB Output is correct
426 Correct 35 ms 55496 KB Output is correct
427 Correct 2 ms 12888 KB Output is correct
428 Correct 20 ms 40280 KB Output is correct
429 Correct 39 ms 53840 KB Output is correct
430 Correct 50 ms 55232 KB Output is correct
431 Correct 37 ms 53840 KB Output is correct
432 Correct 43 ms 54724 KB Output is correct
433 Correct 47 ms 55488 KB Output is correct