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Submission #668916

# Submission time Handle Problem Language Result Execution time Memory
668916 2022-12-05T07:38:29 Z mychecksedad The Collection Game (BOI21_swaps) C++17
12 / 100
 109 ms 452 KB 
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
const int M = 505;

void schedule(int, int);

vector<int> visit();

void answer(std::vector<int>);

int n;
bitset<M> is[M];
vector<bool> used(n+1);
pair<int, int> c[M];

int find_next(int i){
    for(int j = 1; j <= n; ++j){
        if(i!=j && !is[i][j] && !used[j]){
            is[i][j] = 1;
            is[j][i] = 1;
            return j;
        }
    }
    return -1;
}

void solve(int NN, int V){
    n = NN;
    for(int i = 1; i <= n; ++i) c[i] = {0, i};
    bool ok = 1;
    for(; ok; ){
        used.clear();
        used.resize(n+1);
        vector<array<int, 2>> v;
        ok = 0;
        for(int j = 1; j <= n; ++j){
            if(!used[j]){
                int nxt = find_next(j);
                if(nxt==-1){
                    continue;
                }
                ok = 1;
                used[nxt] = used[j] = 1;
                schedule(j, nxt);
                v.pb({j, nxt});
            }
        }
        if(!ok) break;
        vector<int> ans = visit();
        for(int i = 0; i < ans.size(); ++i){
            c[v[i][!ans[i]]].first++;
        }
    }



    sort(c + 1, c + 1 + n);
    vector<int> a;
    for(int i = 1; i <= n; ++i) a.pb(i);
    answer(a);
}

Compilation message

swaps.cpp: In function 'void solve(int, int)':
swaps.cpp:51:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   51 |         for(int i = 0; i < ans.size(); ++i){
      |                        ~~^~~~~~~~~~~~

Subtask #1
0.0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #2
0.0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 208 KB Not correct
2 Halted 0 ms 0 KB -

Subtask #3
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Correct
2 Correct 5 ms 208 KB Correct

Subtask #4
0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Correct
2 Correct 5 ms 208 KB Correct
3 Incorrect 1 ms 208 KB Not correct
4 Halted 0 ms 0 KB -

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Correct
2 Correct 5 ms 208 KB Correct
3 Correct 22 ms 208 KB Correct
4 Correct 109 ms 452 KB Correct

Subtask #6
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Correct
2 Correct 5 ms 208 KB Correct
3 Correct 22 ms 208 KB Correct
4 Correct 109 ms 452 KB Correct
5 Incorrect 1 ms 208 KB Not correct
6 Halted 0 ms 0 KB -

Subtask #7
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Correct
2 Correct 4 ms 208 KB Correct
3 Correct 20 ms 208 KB Correct
4 Correct 108 ms 340 KB Correct
5 Runtime error 93 ms 324 KB Execution killed with signal 13
6 Halted 0 ms 0 KB -

Subtask #8
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Correct
2 Correct 4 ms 208 KB Correct
3 Correct 20 ms 208 KB Correct
4 Correct 108 ms 340 KB Correct
5 Runtime error 93 ms 324 KB Execution killed with signal 13
6 Halted 0 ms 0 KB -

Subtask #9
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Correct
2 Correct 5 ms 208 KB Correct
3 Correct 19 ms 208 KB Correct
4 Correct 108 ms 448 KB Correct
5 Runtime error 104 ms 324 KB Execution killed with signal 13
6 Halted 0 ms 0 KB -

Subtask #10
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Correct
2 Correct 5 ms 208 KB Correct
3 Correct 19 ms 208 KB Correct
4 Correct 108 ms 448 KB Correct
5 Runtime error 104 ms 324 KB Execution killed with signal 13
6 Halted 0 ms 0 KB -

Subtask #11
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Correct
2 Correct 5 ms 208 KB Correct
3 Correct 19 ms 208 KB Correct
4 Correct 100 ms 340 KB Correct
5 Runtime error 87 ms 324 KB Execution killed with signal 13
6 Halted 0 ms 0 KB -

Subtask #12
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Correct
2 Correct 5 ms 208 KB Correct
3 Correct 19 ms 208 KB Correct
4 Correct 100 ms 340 KB Correct
5 Runtime error 87 ms 324 KB Execution killed with signal 13
6 Halted 0 ms 0 KB -