Submission #735681

#	Time	Username	Problem	Language	Result	Execution time	Memory
735681		ismayil	Food Court (JOI21_foodcourt)	C++17	2 / 100	1074 ms	524288 KiB

foodcourt

#include <bits/stdc++.h>
#define int long long
using namespace std;

void solve(){
    int N, M, Q;
    cin >> N >> M >> Q;
    vector<deque<int>> q(N);
    for(int i = 0; i < Q; i++){
        int type;
        cin >> type;
        if(type == 1){
            int l, r, c, k;
            cin >> l >> r >> c >> k;
            for(int j = l - 1; j <= r - 1; j++) q[j].push_back(c);
        }else if(type == 2){
            int l, r, k;
            cin >> l >> r >> k;
            for(int j = l - 1; j <= r - 1; j++) if(!q[j].empty()) q[j].pop_front();
        }else{
            int a, b;
            cin >> a >> b;
            if(q[a - 1].size() >= b) cout << q[a - 1][b - 1] << endl;
            else cout << 0 << endl;
        }
    }
}
signed main(){
    ios::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    //freopen("output.txt", "w", stdout);
    int t = 1;
    //cin >> t;
    for(int i = 1; i <= t; i++){
        //printf("Case #%d: ", i);
        solve();
    }
}

Compilation message (stderr)

foodcourt.cpp: In function 'void solve()':
foodcourt.cpp:23:32: warning: comparison of integer expressions of different signedness: 'std::deque<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   23 |             if(q[a - 1].size() >= b) cout << q[a - 1][b - 1] << endl;
      |                ~~~~~~~~~~~~~~~~^~~~

• Subtask 1: 2 / 2
• Subtask 2: 0 / 5
• Subtask 3: 0 / 7
• Subtask 4: 0 / 21
• Subtask 5: 0 / 15
• Subtask 6: 0 / 13
• Subtask 7: 0 / 26
• Subtask 8: 0 / 11