Submission #991574

#	Time	Username	Problem	Language	Result	Execution time	Memory
991574		Alfraganus	Sails (IOI07_sails)	C++17	15 / 100	1048 ms	6564 KiB

sails

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

#define int long long
#define str string
#define endl '\n'
#define all(a) a.begin(), a.end()
#define fastio ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);

#define print(a)          \
    for (auto x : a)      \
        cout << x << ' '; \
    cout << endl;

#define printmp(a)   \
    for (auto x : a) \
        cout << x[0] << ' ' << x[1] << endl;

const int mod = 998244353;

void solve(){
    int n;
    cin >> n;
    vector<array<int, 2>> a(n);
    for(int i = 0; i < n; i ++)
        cin >> a[i][0] >> a[i][1];
    vector<int> cnt(100001);
    int ans = 0;
    for(int i = n - 1; i >= 0; i --){
        vector<array<int, 2>> b;
        for(int j = 0; j < a[i][0]; j ++)
            b.push_back({cnt[j], -j});
        sort(all(b));
        for(int j = 0; j < a[i][1]; j ++)
            ans = ans + b[j][0], cnt[-b[j][1]] ++;
    }
    cout << ans;
}

signed main()
{
    fastio;
    int t = 1;
    // cin >> t;
    while (t--)
    {
        solve();
        cout << endl;
    }
}

• 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