oj.uz

Submission #1102746

# Submission time Handle Problem Language Result Execution time Memory
1102746 2024-10-18T18:49:18 Z ttamx Topical (NOI23_topical) C++17
21 / 100
 571 ms 140600 KB 
#include<bits/stdc++.h>

using namespace std;

using ll = long long;

int main(){
    cin.tie(nullptr)->sync_with_stdio(false);
    int n,m;
    cin >> n >> m;
    vector<vector<ll>> a(n,vector<ll>(m)),b(n,vector<ll>(m));
    for(auto &v:a)for(auto &x:v)cin >> x;
    for(auto &v:b)for(auto &x:v)cin >> x;
    queue<int> q;
    vector<int> cnt(n);
    vector<bool> vis(n);
    vector<ll> val(n);
    vector<priority_queue<pair<ll,int>,vector<pair<ll,int>>,greater<pair<ll,int>>>> pq(m);
    for(int i=0;i<n;i++)for(int j=0;j<m;j++)pq[j].emplace(a[i][j],i);
    auto work=[&](){
        for(int i=0;i<m;i++){
            while(!pq[i].empty()&&pq[i].top().first<=val[i]){
                int v=pq[i].top().second;
                pq[i].pop();
                cnt[v]++;
                if(cnt[v]==m){
                    assert(!vis[v]);
                    vis[v]=true;
                    q.emplace(v);
                }
            }
        }
    };
    work();
    int ans=0;
    while(!q.empty()){
        int u=q.front();
        q.pop();
        ans++;
        for(int i=0;i<m;i++)val[i]+=b[u][i];
        work();
    }
    cout << ans << "\n";
}

Subtask #1
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Runtime error 1 ms 592 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #2
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Runtime error 1 ms 848 KB Execution killed with signal 11
6 Halted 0 ms 0 KB -

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 5 ms 1872 KB Output is correct
4 Correct 38 ms 15640 KB Output is correct
5 Correct 34 ms 15812 KB Output is correct
6 Correct 563 ms 140356 KB Output is correct
7 Correct 522 ms 140464 KB Output is correct
8 Correct 571 ms 140508 KB Output is correct
9 Correct 554 ms 140600 KB Output is correct

Subtask #4
0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Runtime error 1 ms 592 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -