oj.uz

Submission #516378

# Submission time Handle Problem Language Result Execution time Memory
516378 2022-01-21T08:49:55 Z leaked Sob (COCI19_sob) C++14
39 / 110
 1 ms 460 KB 
#include <bits/stdc++.h>

#define f first
#define s second
#define fast_izho ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define vec vector
#define pb push_back
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
#define sz(x) (int)(x).size()
#define pw(x) (1LL<<(x))
#define m_p make_pair
//#pragma GCC optimize ("unroll-loops")
using namespace std;
typedef long long ll;
typedef pair<long long,int> pli;
typedef pair<int,int> pii;
template <class T> bool umin(T &a,const T &b){return (a>b?a=b,1:0);}
template <class T> bool umax(T &a,const T &b){return (a<b?a=b,1:0);}
const int N=1e3+1;
vec<int> g[N];
int mt[N],used[N],tt=1;
bool try_kuhn(int v){
    if(used[v]==tt) return 0;
    used[v]=tt;
    for(auto &z : g[v]){
        if(mt[z]==-1){
            mt[z]=v;return 1;
        }
    }
    for(auto &z : g[v]){
        if(try_kuhn(mt[z])){
            mt[z]=v;return 1;
        }
    }
    return 0;
}
signed main(){
    fast_izho;
    int n,m;
    cin>>n>>m;
    fill(mt,mt+n,-1);
    for(int i=0;i<n;i++){
        for(int j=m;j<n+m;j++){
            if((i&j)==i)
                g[i].pb(j-m);
        }
    }
    for(int i=0;i<n;i++)
        try_kuhn(i),tt++;
    for(int i=0;i<n;i++)
        cout<<mt[i]<<' '<<m+i<<'\n';
    return 0;
}
/*

*/

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 268 KB Output is correct
4 Runtime error 1 ms 460 KB Execution killed with signal 11
5 Halted 0 ms 0 KB -

Subtask #2
0 / 29.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 460 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
39.0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 0 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 340 KB Output is correct

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 268 KB Output is correct
4 Runtime error 1 ms 460 KB Execution killed with signal 11
5 Halted 0 ms 0 KB -