Submission #1101252

#	Time	Username	Problem	Language	Result	Execution time	Memory
1101252		andro	Sails (IOI07_sails)	C++17	15 / 100	1068 ms	6104 KiB

sails

#include <bits/stdc++.h>


using namespace std;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n;
    cin >> n;
    vector<int> h(n + 1);
    vector<int> c(n + 1);
    for(int i = 1; i <= n; i++) {
        int u, v;
        cin >> u >> v;
        h[n - i + 1] = u;
        c[n - i + 1] = v;
    }
    int ans = 0;
    vector<int> M(n + 1, 0);
    for(int i = 1; i <= n; i++) {
        int br = 0;
        set<pair<int,int>> s;
        for(int j = 1; j <= h[i]; j++) {
            s.insert({M[j], - j});
        }
        while(c[i]--) {
            auto it = *s.begin();
            int x = (it).first;
            int y = (it).second;
            s.erase(it);
            y *= - 1;
            ans += x;
            M[y] += 1;
        }
    }
    cout << ans;
}

Compilation message (stderr)

sails.cpp: In function 'int main()':
sails.cpp:22:13: warning: unused variable 'br' [-Wunused-variable]
   22 |         int br = 0;
      |             ^~

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 5
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10
• Subtask 11: 0 / 10