oj.uz

Submission #412144

# Submission time Handle Problem Language Result Execution time Memory
412144 2021-05-26T14:39:41 Z dolijan Arranging Shoes (IOI19_shoes) C++14
100 / 100
 237 ms 141632 KB 
#include "shoes.h"
#include <bits/stdc++.h>
using namespace std;
long long cnt=0;
const int mn=1e5+100;
vector<queue<int> > poz(mn);
vector<queue<int> > neg(mn);
set<int> skup;
int st[8*mn];
void update(int l,int r,int poz,int tren)
{
    if(l==r)
    {
        st[tren]++;
        return;
    }
    int mid=(l+r)/2;
    if(poz<=mid) update(l,mid,poz,2*tren+1);
    else update(mid+1,r,poz,2*tren+2);
    st[tren]=st[2*tren+1]+st[2*tren+2];
}
int query(int l,int r,int L,int R,int node)
{
    if(R<l || r<L) return 0;
    if(l<=L && R<=r) return st[node];
    int mid=(L+R)/2;
    return query(l,r,L,mid,2*node+1)+query(l,r,mid+1,R,2*node+2);
}
void resi(int l,int r,int n,std::vector<int> s)
{
    for(l;l<=r;l++)
    {
    if(l>=r) continue;
    int prva=s[l];
    if(query(l,l,0,n-1,0)==1) continue;
    if(prva>0)
    {
        poz[prva].pop();
        int i=neg[prva].front();
        neg[prva].pop();
        //cout<<"Obradjujemo pozitivan "<<prva<<endl;
        //cout<<i<<endl;
        int manji=query(l+1,i,0,n-1,0);
        //cout<<"Kveri uradio "<<manji<<endl;
        cnt+=(i-l-manji);
        //cout<<cnt<<endl;
        update(0,n-1,i,0);
        //for(int i=0;i<n;i++) cout<<st[i]<<" ";
        //cout<<endl;
    }
    else
    {
        prva*=-1;
        neg[prva].pop();
        int i=poz[prva].front();
        //cout<<"Obradjujemo negativan "<<prva<<endl;
        //cout<<i<<endl;
        poz[prva].pop();
        int manji=query(l+1,i,0,n-1,0);
        //cout<<"Uradio kveri ide gas "<<manji<<endl;
        cnt+=(i-(l+1)-manji);
        //cout<<cnt<<endl;
        update(0,n-1,i,0);
    }
    }
}
long long count_swaps(std::vector<int> s) {
    int n=s.size();
    int l=0;
    int r=n-1;
    for(int i=0;i<s.size();i++)
    {
        if(s[i]>0) poz[s[i]].push(i);
        else neg[-s[i]].push(i);
    }
    resi(l,r,n,s);
	return cnt;
}

Compilation message

shoes.cpp: In function 'void resi(int, int, int, std::vector<int>)':
shoes.cpp:31:9: warning: statement has no effect [-Wunused-value]
   31 |     for(l;l<=r;l++)
      |         ^
shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:71:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   71 |     for(int i=0;i<s.size();i++)
      |                 ~^~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 134980 KB Output is correct
2 Correct 73 ms 134996 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 134980 KB Output is correct
2 Correct 73 ms 134996 KB Output is correct
3 Correct 71 ms 135008 KB Output is correct
4 Correct 70 ms 134980 KB Output is correct
5 Correct 72 ms 134972 KB Output is correct
6 Correct 73 ms 135064 KB Output is correct
7 Correct 71 ms 135000 KB Output is correct
8 Correct 71 ms 134980 KB Output is correct
9 Correct 70 ms 135044 KB Output is correct
10 Correct 72 ms 134980 KB Output is correct
11 Correct 70 ms 135076 KB Output is correct
12 Correct 70 ms 134980 KB Output is correct
13 Correct 70 ms 134992 KB Output is correct
14 Correct 73 ms 135048 KB Output is correct
15 Correct 70 ms 135024 KB Output is correct
16 Correct 71 ms 134980 KB Output is correct
17 Correct 70 ms 134960 KB Output is correct
18 Correct 70 ms 135044 KB Output is correct
19 Correct 71 ms 135020 KB Output is correct
20 Correct 69 ms 134980 KB Output is correct
21 Correct 72 ms 134976 KB Output is correct
22 Correct 70 ms 134980 KB Output is correct
23 Correct 71 ms 134964 KB Output is correct
24 Correct 72 ms 135036 KB Output is correct
25 Correct 71 ms 135044 KB Output is correct
26 Correct 71 ms 135016 KB Output is correct
27 Correct 70 ms 135000 KB Output is correct
28 Correct 70 ms 135056 KB Output is correct
29 Correct 72 ms 134964 KB Output is correct
30 Correct 70 ms 135044 KB Output is correct
31 Correct 71 ms 135040 KB Output is correct
32 Correct 72 ms 135080 KB Output is correct
33 Correct 72 ms 134956 KB Output is correct
34 Correct 71 ms 134956 KB Output is correct
35 Correct 69 ms 135012 KB Output is correct
36 Correct 72 ms 135032 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 134980 KB Output is correct
2 Correct 73 ms 134996 KB Output is correct
3 Correct 84 ms 135048 KB Output is correct
4 Correct 72 ms 134980 KB Output is correct
5 Correct 72 ms 134984 KB Output is correct
6 Correct 71 ms 134980 KB Output is correct
7 Correct 70 ms 135008 KB Output is correct
8 Correct 71 ms 135004 KB Output is correct
9 Correct 73 ms 134988 KB Output is correct
10 Correct 71 ms 135004 KB Output is correct
11 Correct 73 ms 135076 KB Output is correct
12 Correct 70 ms 134980 KB Output is correct
13 Correct 72 ms 135048 KB Output is correct
14 Correct 76 ms 135016 KB Output is correct
15 Correct 71 ms 135164 KB Output is correct
16 Correct 71 ms 135124 KB Output is correct
17 Correct 75 ms 135092 KB Output is correct
18 Correct 75 ms 135088 KB Output is correct
19 Correct 75 ms 134988 KB Output is correct
20 Correct 82 ms 135532 KB Output is correct
21 Correct 83 ms 135600 KB Output is correct
22 Correct 173 ms 140280 KB Output is correct
23 Correct 162 ms 141508 KB Output is correct
24 Correct 170 ms 141448 KB Output is correct
25 Correct 174 ms 140256 KB Output is correct
26 Correct 178 ms 141480 KB Output is correct
27 Correct 158 ms 141252 KB Output is correct
28 Correct 175 ms 140708 KB Output is correct
29 Correct 174 ms 140456 KB Output is correct
30 Correct 177 ms 140484 KB Output is correct
31 Correct 173 ms 141632 KB Output is correct
32 Correct 173 ms 140512 KB Output is correct
33 Correct 174 ms 140288 KB Output is correct
34 Correct 171 ms 140524 KB Output is correct
35 Correct 70 ms 135260 KB Output is correct
36 Correct 73 ms 135032 KB Output is correct
37 Correct 176 ms 140676 KB Output is correct
38 Correct 172 ms 140484 KB Output is correct
39 Correct 172 ms 140532 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 70 ms 134980 KB Output is correct
2 Correct 71 ms 135040 KB Output is correct
3 Correct 71 ms 134964 KB Output is correct
4 Correct 71 ms 134980 KB Output is correct
5 Correct 207 ms 138556 KB Output is correct
6 Correct 187 ms 139736 KB Output is correct
7 Correct 208 ms 139716 KB Output is correct
8 Correct 171 ms 140568 KB Output is correct
9 Correct 211 ms 139716 KB Output is correct
10 Correct 201 ms 139716 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 134980 KB Output is correct
2 Correct 73 ms 134996 KB Output is correct
3 Correct 71 ms 135008 KB Output is correct
4 Correct 70 ms 134980 KB Output is correct
5 Correct 72 ms 134972 KB Output is correct
6 Correct 73 ms 135064 KB Output is correct
7 Correct 71 ms 135000 KB Output is correct
8 Correct 71 ms 134980 KB Output is correct
9 Correct 70 ms 135044 KB Output is correct
10 Correct 72 ms 134980 KB Output is correct
11 Correct 70 ms 135076 KB Output is correct
12 Correct 70 ms 134980 KB Output is correct
13 Correct 70 ms 134992 KB Output is correct
14 Correct 73 ms 135048 KB Output is correct
15 Correct 70 ms 135024 KB Output is correct
16 Correct 71 ms 134980 KB Output is correct
17 Correct 70 ms 134960 KB Output is correct
18 Correct 70 ms 135044 KB Output is correct
19 Correct 71 ms 135020 KB Output is correct
20 Correct 69 ms 134980 KB Output is correct
21 Correct 72 ms 134976 KB Output is correct
22 Correct 70 ms 134980 KB Output is correct
23 Correct 71 ms 134964 KB Output is correct
24 Correct 72 ms 135036 KB Output is correct
25 Correct 71 ms 135044 KB Output is correct
26 Correct 71 ms 135016 KB Output is correct
27 Correct 70 ms 135000 KB Output is correct
28 Correct 70 ms 135056 KB Output is correct
29 Correct 72 ms 134964 KB Output is correct
30 Correct 70 ms 135044 KB Output is correct
31 Correct 71 ms 135040 KB Output is correct
32 Correct 72 ms 135080 KB Output is correct
33 Correct 72 ms 134956 KB Output is correct
34 Correct 71 ms 134956 KB Output is correct
35 Correct 69 ms 135012 KB Output is correct
36 Correct 72 ms 135032 KB Output is correct
37 Correct 77 ms 135068 KB Output is correct
38 Correct 76 ms 135068 KB Output is correct
39 Correct 76 ms 134980 KB Output is correct
40 Correct 76 ms 134980 KB Output is correct
41 Correct 72 ms 135048 KB Output is correct
42 Correct 72 ms 135072 KB Output is correct
43 Correct 75 ms 135076 KB Output is correct
44 Correct 75 ms 135108 KB Output is correct
45 Correct 73 ms 135012 KB Output is correct
46 Correct 72 ms 135028 KB Output is correct
47 Correct 73 ms 134996 KB Output is correct
48 Correct 71 ms 135064 KB Output is correct
49 Correct 73 ms 135092 KB Output is correct
50 Correct 77 ms 135064 KB Output is correct
51 Correct 74 ms 135108 KB Output is correct
52 Correct 72 ms 135044 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 134980 KB Output is correct
2 Correct 73 ms 134996 KB Output is correct
3 Correct 71 ms 135008 KB Output is correct
4 Correct 70 ms 134980 KB Output is correct
5 Correct 72 ms 134972 KB Output is correct
6 Correct 73 ms 135064 KB Output is correct
7 Correct 71 ms 135000 KB Output is correct
8 Correct 71 ms 134980 KB Output is correct
9 Correct 70 ms 135044 KB Output is correct
10 Correct 72 ms 134980 KB Output is correct
11 Correct 70 ms 135076 KB Output is correct
12 Correct 70 ms 134980 KB Output is correct
13 Correct 70 ms 134992 KB Output is correct
14 Correct 73 ms 135048 KB Output is correct
15 Correct 70 ms 135024 KB Output is correct
16 Correct 71 ms 134980 KB Output is correct
17 Correct 70 ms 134960 KB Output is correct
18 Correct 70 ms 135044 KB Output is correct
19 Correct 71 ms 135020 KB Output is correct
20 Correct 69 ms 134980 KB Output is correct
21 Correct 72 ms 134976 KB Output is correct
22 Correct 70 ms 134980 KB Output is correct
23 Correct 71 ms 134964 KB Output is correct
24 Correct 72 ms 135036 KB Output is correct
25 Correct 71 ms 135044 KB Output is correct
26 Correct 71 ms 135016 KB Output is correct
27 Correct 70 ms 135000 KB Output is correct
28 Correct 70 ms 135056 KB Output is correct
29 Correct 72 ms 134964 KB Output is correct
30 Correct 70 ms 135044 KB Output is correct
31 Correct 71 ms 135040 KB Output is correct
32 Correct 72 ms 135080 KB Output is correct
33 Correct 72 ms 134956 KB Output is correct
34 Correct 71 ms 134956 KB Output is correct
35 Correct 69 ms 135012 KB Output is correct
36 Correct 72 ms 135032 KB Output is correct
37 Correct 84 ms 135048 KB Output is correct
38 Correct 72 ms 134980 KB Output is correct
39 Correct 72 ms 134984 KB Output is correct
40 Correct 71 ms 134980 KB Output is correct
41 Correct 70 ms 135008 KB Output is correct
42 Correct 71 ms 135004 KB Output is correct
43 Correct 73 ms 134988 KB Output is correct
44 Correct 71 ms 135004 KB Output is correct
45 Correct 73 ms 135076 KB Output is correct
46 Correct 70 ms 134980 KB Output is correct
47 Correct 72 ms 135048 KB Output is correct
48 Correct 76 ms 135016 KB Output is correct
49 Correct 71 ms 135164 KB Output is correct
50 Correct 71 ms 135124 KB Output is correct
51 Correct 75 ms 135092 KB Output is correct
52 Correct 75 ms 135088 KB Output is correct
53 Correct 75 ms 134988 KB Output is correct
54 Correct 82 ms 135532 KB Output is correct
55 Correct 83 ms 135600 KB Output is correct
56 Correct 173 ms 140280 KB Output is correct
57 Correct 162 ms 141508 KB Output is correct
58 Correct 170 ms 141448 KB Output is correct
59 Correct 174 ms 140256 KB Output is correct
60 Correct 178 ms 141480 KB Output is correct
61 Correct 158 ms 141252 KB Output is correct
62 Correct 175 ms 140708 KB Output is correct
63 Correct 174 ms 140456 KB Output is correct
64 Correct 177 ms 140484 KB Output is correct
65 Correct 173 ms 141632 KB Output is correct
66 Correct 173 ms 140512 KB Output is correct
67 Correct 174 ms 140288 KB Output is correct
68 Correct 171 ms 140524 KB Output is correct
69 Correct 70 ms 135260 KB Output is correct
70 Correct 73 ms 135032 KB Output is correct
71 Correct 176 ms 140676 KB Output is correct
72 Correct 172 ms 140484 KB Output is correct
73 Correct 172 ms 140532 KB Output is correct
74 Correct 70 ms 134980 KB Output is correct
75 Correct 71 ms 135040 KB Output is correct
76 Correct 71 ms 134964 KB Output is correct
77 Correct 71 ms 134980 KB Output is correct
78 Correct 207 ms 138556 KB Output is correct
79 Correct 187 ms 139736 KB Output is correct
80 Correct 208 ms 139716 KB Output is correct
81 Correct 171 ms 140568 KB Output is correct
82 Correct 211 ms 139716 KB Output is correct
83 Correct 201 ms 139716 KB Output is correct
84 Correct 77 ms 135068 KB Output is correct
85 Correct 76 ms 135068 KB Output is correct
86 Correct 76 ms 134980 KB Output is correct
87 Correct 76 ms 134980 KB Output is correct
88 Correct 72 ms 135048 KB Output is correct
89 Correct 72 ms 135072 KB Output is correct
90 Correct 75 ms 135076 KB Output is correct
91 Correct 75 ms 135108 KB Output is correct
92 Correct 73 ms 135012 KB Output is correct
93 Correct 72 ms 135028 KB Output is correct
94 Correct 73 ms 134996 KB Output is correct
95 Correct 71 ms 135064 KB Output is correct
96 Correct 73 ms 135092 KB Output is correct
97 Correct 77 ms 135064 KB Output is correct
98 Correct 74 ms 135108 KB Output is correct
99 Correct 72 ms 135044 KB Output is correct
100 Correct 72 ms 135032 KB Output is correct
101 Correct 80 ms 135616 KB Output is correct
102 Correct 85 ms 135620 KB Output is correct
103 Correct 237 ms 140844 KB Output is correct
104 Correct 207 ms 140740 KB Output is correct
105 Correct 211 ms 140780 KB Output is correct
106 Correct 204 ms 139620 KB Output is correct
107 Correct 187 ms 140808 KB Output is correct
108 Correct 193 ms 140628 KB Output is correct
109 Correct 175 ms 140496 KB Output is correct
110 Correct 169 ms 140580 KB Output is correct
111 Correct 222 ms 139816 KB Output is correct
112 Correct 225 ms 140756 KB Output is correct
113 Correct 202 ms 139700 KB Output is correct
114 Correct 209 ms 139692 KB Output is correct
115 Correct 212 ms 139676 KB Output is correct