Submission #1330213

#	Time	Username	Problem	Language	Result	Execution time	Memory
1330213		AMel0n	Bikeparking (EGOI24_bikeparking)	C++20	25 / 100	28 ms	2628 KiB

Main

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int INF = 1e9 + 7;


signed main() {
    cin.tie(0); ios::sync_with_stdio(false);
    int N;
    cin >> N;
    vector<int> X(N), Y(N);
    for(int i = 0; i < N; i++) cin >> X[i];
    for(int i = 0; i < N; i++) cin >> Y[i];
    int j = N-2;
    int res = 0;
    for(int i = N-1; i >= 0; i--) {
        while (j >= 0 && (j >= i || !X[j])) j--;
        while(j >= 0 && j < i && Y[i]) {
            int d = min(X[j], Y[i]);
            res += d;
            X[j] -= d;
            Y[i] -= d;
            if (!X[j]) j--;
        }
    }
    for(int i = 0; i < N; i++) {
        int d = min(X[i], Y[i]);
        X[i] -= d;
        Y[i] -= d;
    }
    for(int i = 0; i < N; i++) {
        res -= Y[i];
    }
    cout << res;
}

• Subtask 1: 16 / 16
• Subtask 2: 9 / 9
• Subtask 3: 0 / 19
• Subtask 4: 0 / 24
• Subtask 5: 0 / 32