제출 #1306957

#제출 시각아이디문제언어결과실행 시간메모리
1306957ballbreakerFoehn Phenomena (JOI17_foehn_phenomena)C++20
30 / 100
1094 ms1996 KiB
#include <bits/stdc++.h>
#define int long long
using namespace std;
main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int n, q, s, t;
    cin >> n >> q >> s >> t;
    int a[n + 1];
    for (int i = 0; i <= n; i++) {
        cin >> a[i];
    }
    while (q--) {
        int l, r, x;
        cin >> l >> r >> x;
        for (int j = l; j <= r; j++) {
            a[j] += x;
        }
        int ans = 0;
        for (int i = 1; i <= n; i++) {
            if (a[i - 1] < a[i]) {
                ans -= s * (a[i] - a[i - 1]);
            } else {
                ans += t * (a[i - 1] - a[i]);
            }
            // cout << ans << ' ';
        }
        cout << ans << endl;
    }
}

컴파일 시 표준 에러 (stderr) 메시지

foehn_phenomena.cpp:4:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    4 | main() {
      | ^~~~
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