oj.uz

Submission #979421

# Submission time Handle Problem Language Result Execution time Memory
979421 2024-05-10T23:02:36 Z AdamGS Split the Attractions (IOI19_split) C++17
100 / 100
 105 ms 29644 KB 
#include "split.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
const int LIM=1e5+7;
vector<int>V[LIM], G[LIM], P[LIM], ans;
vector<pair<int,int>>S;
int odl[LIM], pre[LIM], ile[LIM], lpre;
void DFS(int x) {
  pre[x]=++lpre;
  ile[x]=1;
  for(auto i : V[x]) {
    if(!pre[i]) {
      G[x].pb(i);
      odl[i]=odl[x]+1;
      DFS(i);
      ile[x]+=ile[i];
    } else if(pre[i]<pre[x]) P[x].pb(i);
  }
}
void DFS2(int x, int k) {
  if(!S[k].st || ans[x]) return;
  ans[x]=S[k].nd;
  --S[k].st;
  for(auto i : G[x]) DFS2(i, k);
}
void DFS3(int x, int k) {
  if(x==k) return;
  ans[x]=S[1].nd;
  --S[1].st;
  for(auto i : G[x]) DFS3(i, k);
}
void DFS5(int x) {
  if(!S[1].st) return;
  --S[1].st;
  ans[x]=S[1].nd;
  for(auto i : G[x]) DFS5(i);
}
void DFS4(int x, int k) {
  if(!S[1].st) return;
  for(auto i : P[x]) if(odl[i]<k) {
    DFS5(x);
    return;
  }
  for(auto i : G[x]) DFS4(i, k);
}
void DFS6(int x) {
  if(!S[0].st || ans[x]) return;
  --S[0].st;
  ans[x]=S[0].nd;
  for(auto i : G[x]) DFS6(i);
}
vector<int>find_split(int n, int a, int b, int c, vector<int>p, vector<int>q) {
  rep(i, n) ans.pb(0);
  S.pb({a, 1});
  S.pb({b, 2});
  S.pb({c, 3});
  sort(all(S));
  rep(i, p.size()) {
    V[p[i]].pb(q[i]);
    V[q[i]].pb(p[i]);
  }
  DFS(0);
  rep(j, 2) {
    rep(i, n) if(ile[i]>=S[0].st && n-ile[i]>=S[1].st) {
      DFS2(i, 0);
      DFS2(0, 1);
      rep(l, n) if(!ans[l]) ans[l]=S[2].nd;
      return ans;
    }
    swap(S[0], S[1]);
  }
  pair<int,int>mi={n, n};
  rep(i, n) if(ile[i]>=S[0].st) mi=min(mi, {ile[i], i});
  DFS3(0, mi.nd);
  for(auto i : G[mi.nd]) DFS4(i, odl[mi.nd]);
  if(S[1].st) {
    rep(i, n) ans[i]=0;
    return ans;
  }
  DFS6(mi.nd);
  rep(i, n) if(!ans[i]) ans[i]=S[2].nd;
  return ans;
}

Compilation message

split.cpp: In function 'std::vector<int> find_split(int, int, int, int, std::vector<int>, std::vector<int>)':
split.cpp:5:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    5 | #define rep(a, b) for(int a = 0; a < (b); ++a)
      |                                    ^
split.cpp:64:3: note: in expansion of macro 'rep'
   64 |   rep(i, p.size()) {
      |   ^~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8280 KB ok, correct split
2 Correct 2 ms 8284 KB ok, correct split
3 Correct 2 ms 8284 KB ok, correct split
4 Correct 2 ms 8284 KB ok, correct split
5 Correct 2 ms 8284 KB ok, correct split
6 Correct 2 ms 8284 KB ok, correct split
7 Correct 69 ms 29192 KB ok, correct split
8 Correct 83 ms 26620 KB ok, correct split
9 Correct 71 ms 25720 KB ok, correct split
10 Correct 70 ms 29644 KB ok, correct split
11 Correct 70 ms 29640 KB ok, correct split

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8280 KB ok, correct split
2 Correct 2 ms 8284 KB ok, correct split
3 Correct 2 ms 8284 KB ok, correct split
4 Correct 80 ms 24764 KB ok, correct split
5 Correct 59 ms 18884 KB ok, correct split
6 Correct 67 ms 29640 KB ok, correct split
7 Correct 71 ms 26316 KB ok, correct split
8 Correct 93 ms 21420 KB ok, correct split
9 Correct 63 ms 20396 KB ok, correct split
10 Correct 47 ms 17876 KB ok, correct split
11 Correct 42 ms 17864 KB ok, correct split
12 Correct 42 ms 17876 KB ok, correct split

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8280 KB ok, correct split
2 Correct 55 ms 18900 KB ok, correct split
3 Correct 20 ms 12756 KB ok, correct split
4 Correct 2 ms 8280 KB ok, correct split
5 Correct 76 ms 23552 KB ok, correct split
6 Correct 64 ms 22984 KB ok, correct split
7 Correct 69 ms 22988 KB ok, correct split
8 Correct 79 ms 24524 KB ok, correct split
9 Correct 65 ms 22732 KB ok, correct split
10 Correct 18 ms 11988 KB ok, no valid answer
11 Correct 28 ms 13624 KB ok, no valid answer
12 Correct 52 ms 18364 KB ok, no valid answer
13 Correct 60 ms 18900 KB ok, no valid answer
14 Correct 42 ms 17876 KB ok, no valid answer

Subtask #4
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8284 KB ok, correct split
2 Correct 2 ms 8284 KB ok, no valid answer
3 Correct 2 ms 8324 KB ok, correct split
4 Correct 2 ms 8284 KB ok, correct split
5 Correct 2 ms 8280 KB ok, correct split
6 Correct 2 ms 8472 KB ok, correct split
7 Correct 2 ms 8284 KB ok, correct split
8 Correct 2 ms 8284 KB ok, correct split
9 Correct 4 ms 8796 KB ok, correct split
10 Correct 4 ms 8796 KB ok, correct split
11 Correct 2 ms 8284 KB ok, correct split
12 Correct 4 ms 8792 KB ok, correct split
13 Correct 2 ms 8284 KB ok, correct split
14 Correct 3 ms 8284 KB ok, correct split
15 Correct 2 ms 8284 KB ok, correct split
16 Correct 2 ms 8284 KB ok, correct split
17 Correct 2 ms 8284 KB ok, correct split
18 Correct 2 ms 8284 KB ok, correct split
19 Correct 2 ms 8540 KB ok, correct split
20 Correct 3 ms 8532 KB ok, correct split
21 Correct 4 ms 8796 KB ok, correct split
22 Correct 4 ms 8796 KB ok, correct split
23 Correct 3 ms 8796 KB ok, correct split
24 Correct 3 ms 8796 KB ok, correct split
25 Correct 3 ms 8792 KB ok, correct split
26 Correct 5 ms 8540 KB ok, correct split
27 Correct 4 ms 8796 KB ok, correct split
28 Correct 4 ms 8796 KB ok, correct split
29 Correct 2 ms 8280 KB ok, correct split
30 Correct 3 ms 8792 KB ok, correct split
31 Correct 3 ms 8540 KB ok, correct split
32 Correct 2 ms 8284 KB ok, correct split
33 Correct 2 ms 8284 KB ok, correct split
34 Correct 3 ms 8540 KB ok, correct split
35 Correct 4 ms 8796 KB ok, correct split
36 Correct 5 ms 8540 KB ok, correct split
37 Correct 4 ms 8848 KB ok, correct split
38 Correct 4 ms 8792 KB ok, correct split
39 Correct 4 ms 8796 KB ok, correct split
40 Correct 4 ms 8796 KB ok, correct split
41 Correct 3 ms 8540 KB ok, correct split
42 Correct 3 ms 8540 KB ok, correct split
43 Correct 4 ms 8796 KB ok, correct split
44 Correct 4 ms 8796 KB ok, correct split
45 Correct 4 ms 8768 KB ok, correct split
46 Correct 5 ms 8796 KB ok, correct split
47 Correct 3 ms 8796 KB ok, no valid answer
48 Correct 3 ms 8752 KB ok, correct split
49 Correct 3 ms 8796 KB ok, correct split
50 Correct 2 ms 8284 KB ok, no valid answer
51 Correct 2 ms 8284 KB ok, no valid answer
52 Correct 3 ms 8540 KB ok, no valid answer
53 Correct 4 ms 8796 KB ok, no valid answer
54 Correct 4 ms 8536 KB ok, no valid answer
55 Correct 3 ms 8756 KB ok, no valid answer
56 Correct 3 ms 8796 KB ok, no valid answer

Subtask #5
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8280 KB ok, correct split
2 Correct 2 ms 8284 KB ok, correct split
3 Correct 2 ms 8284 KB ok, correct split
4 Correct 2 ms 8284 KB ok, correct split
5 Correct 2 ms 8284 KB ok, correct split
6 Correct 2 ms 8284 KB ok, correct split
7 Correct 69 ms 29192 KB ok, correct split
8 Correct 83 ms 26620 KB ok, correct split
9 Correct 71 ms 25720 KB ok, correct split
10 Correct 70 ms 29644 KB ok, correct split
11 Correct 70 ms 29640 KB ok, correct split
12 Correct 2 ms 8280 KB ok, correct split
13 Correct 2 ms 8284 KB ok, correct split
14 Correct 2 ms 8284 KB ok, correct split
15 Correct 80 ms 24764 KB ok, correct split
16 Correct 59 ms 18884 KB ok, correct split
17 Correct 67 ms 29640 KB ok, correct split
18 Correct 71 ms 26316 KB ok, correct split
19 Correct 93 ms 21420 KB ok, correct split
20 Correct 63 ms 20396 KB ok, correct split
21 Correct 47 ms 17876 KB ok, correct split
22 Correct 42 ms 17864 KB ok, correct split
23 Correct 42 ms 17876 KB ok, correct split
24 Correct 2 ms 8280 KB ok, correct split
25 Correct 55 ms 18900 KB ok, correct split
26 Correct 20 ms 12756 KB ok, correct split
27 Correct 2 ms 8280 KB ok, correct split
28 Correct 76 ms 23552 KB ok, correct split
29 Correct 64 ms 22984 KB ok, correct split
30 Correct 69 ms 22988 KB ok, correct split
31 Correct 79 ms 24524 KB ok, correct split
32 Correct 65 ms 22732 KB ok, correct split
33 Correct 18 ms 11988 KB ok, no valid answer
34 Correct 28 ms 13624 KB ok, no valid answer
35 Correct 52 ms 18364 KB ok, no valid answer
36 Correct 60 ms 18900 KB ok, no valid answer
37 Correct 42 ms 17876 KB ok, no valid answer
38 Correct 2 ms 8284 KB ok, correct split
39 Correct 2 ms 8284 KB ok, no valid answer
40 Correct 2 ms 8324 KB ok, correct split
41 Correct 2 ms 8284 KB ok, correct split
42 Correct 2 ms 8280 KB ok, correct split
43 Correct 2 ms 8472 KB ok, correct split
44 Correct 2 ms 8284 KB ok, correct split
45 Correct 2 ms 8284 KB ok, correct split
46 Correct 4 ms 8796 KB ok, correct split
47 Correct 4 ms 8796 KB ok, correct split
48 Correct 2 ms 8284 KB ok, correct split
49 Correct 4 ms 8792 KB ok, correct split
50 Correct 2 ms 8284 KB ok, correct split
51 Correct 3 ms 8284 KB ok, correct split
52 Correct 2 ms 8284 KB ok, correct split
53 Correct 2 ms 8284 KB ok, correct split
54 Correct 2 ms 8284 KB ok, correct split
55 Correct 2 ms 8284 KB ok, correct split
56 Correct 2 ms 8540 KB ok, correct split
57 Correct 3 ms 8532 KB ok, correct split
58 Correct 4 ms 8796 KB ok, correct split
59 Correct 4 ms 8796 KB ok, correct split
60 Correct 3 ms 8796 KB ok, correct split
61 Correct 3 ms 8796 KB ok, correct split
62 Correct 3 ms 8792 KB ok, correct split
63 Correct 5 ms 8540 KB ok, correct split
64 Correct 4 ms 8796 KB ok, correct split
65 Correct 4 ms 8796 KB ok, correct split
66 Correct 2 ms 8280 KB ok, correct split
67 Correct 3 ms 8792 KB ok, correct split
68 Correct 3 ms 8540 KB ok, correct split
69 Correct 2 ms 8284 KB ok, correct split
70 Correct 2 ms 8284 KB ok, correct split
71 Correct 3 ms 8540 KB ok, correct split
72 Correct 4 ms 8796 KB ok, correct split
73 Correct 5 ms 8540 KB ok, correct split
74 Correct 4 ms 8848 KB ok, correct split
75 Correct 4 ms 8792 KB ok, correct split
76 Correct 4 ms 8796 KB ok, correct split
77 Correct 4 ms 8796 KB ok, correct split
78 Correct 3 ms 8540 KB ok, correct split
79 Correct 3 ms 8540 KB ok, correct split
80 Correct 4 ms 8796 KB ok, correct split
81 Correct 4 ms 8796 KB ok, correct split
82 Correct 4 ms 8768 KB ok, correct split
83 Correct 5 ms 8796 KB ok, correct split
84 Correct 3 ms 8796 KB ok, no valid answer
85 Correct 3 ms 8752 KB ok, correct split
86 Correct 3 ms 8796 KB ok, correct split
87 Correct 2 ms 8284 KB ok, no valid answer
88 Correct 2 ms 8284 KB ok, no valid answer
89 Correct 3 ms 8540 KB ok, no valid answer
90 Correct 4 ms 8796 KB ok, no valid answer
91 Correct 4 ms 8536 KB ok, no valid answer
92 Correct 3 ms 8756 KB ok, no valid answer
93 Correct 3 ms 8796 KB ok, no valid answer
94 Correct 90 ms 23744 KB ok, correct split
95 Correct 98 ms 29644 KB ok, correct split
96 Correct 91 ms 27804 KB ok, correct split
97 Correct 23 ms 13224 KB ok, correct split
98 Correct 27 ms 13528 KB ok, correct split
99 Correct 41 ms 15932 KB ok, correct split
100 Correct 93 ms 24620 KB ok, correct split
101 Correct 77 ms 23244 KB ok, correct split
102 Correct 80 ms 22472 KB ok, correct split
103 Correct 79 ms 22220 KB ok, correct split
104 Correct 71 ms 22452 KB ok, correct split
105 Correct 41 ms 15564 KB ok, correct split
106 Correct 74 ms 22244 KB ok, correct split
107 Correct 57 ms 20172 KB ok, correct split
108 Correct 57 ms 19924 KB ok, correct split
109 Correct 86 ms 23632 KB ok, correct split
110 Correct 83 ms 24516 KB ok, correct split
111 Correct 85 ms 24700 KB ok, correct split
112 Correct 80 ms 23348 KB ok, correct split
113 Correct 80 ms 23240 KB ok, correct split
114 Correct 10 ms 10332 KB ok, correct split
115 Correct 9 ms 10028 KB ok, correct split
116 Correct 80 ms 24464 KB ok, correct split
117 Correct 78 ms 24520 KB ok, correct split
118 Correct 61 ms 21500 KB ok, correct split
119 Correct 67 ms 21480 KB ok, correct split
120 Correct 68 ms 26312 KB ok, correct split
121 Correct 64 ms 20172 KB ok, no valid answer
122 Correct 58 ms 19740 KB ok, no valid answer
123 Correct 105 ms 24576 KB ok, no valid answer
124 Correct 88 ms 24520 KB ok, no valid answer
125 Correct 59 ms 20556 KB ok, no valid answer
126 Correct 38 ms 18120 KB ok, no valid answer
127 Correct 72 ms 21784 KB ok, no valid answer