Submission #1017665

#	Time	Username	Problem	Language	Result	Execution time	Memory
1017665		vjudge1	Foehn Phenomena (JOI17_foehn_phenomena)	C++17	30 / 100	1079 ms	2000 KiB

foehn_phenomena

#include <bits/stdc++.h>
#define int long long
#define ff first
#define ss second
using namespace std;
signed main() {
    int n, q, s, t;
    cin >> n >> q >> s >> t;
    vector <int> a(n + 1);
    for(int i =0 ; i <= n; i++) {
    	cin >> a[i];
	}
	while (q--) {
		int l, r, x;
		cin >> l >> r >> x;
        int ans = 0;
        for(int i = 1; i <= n; i++) {
        	if(i >= l && i <= r) {
                a[i] += x;
            }
            if (a[i - 1] < a[i]) {
                ans -= (a[i] - a[i-1]) * s;
            }
            else {
                ans += (a[i-1] - a[i]) * t;
            }
        }
        cout << ans << "\n";
	}
}

• Subtask 1: 30 / 30
• Subtask 2: 0 / 10
• Subtask 3: 0 / 60