Submission #751109

#	Time	Username	Problem	Language	Result	Execution time	Memory
751109		vjudge1	Foehn Phenomena (JOI17_foehn_phenomena)	C++17	0 / 100	1052 ms	1064 KiB

foehn_phenomena

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

int main(){
    int n,q,s,t;
    cin >> n >> q >> s >> t;
    int a[n + 1];
    for(int i = 0; i < n + 1; i++) cin >> a[i];
    while(q--){
        int l,r,x;
        cin >> l >> r >> x;
        for(int i = l; i <= r; i++){
            a[i] += x;
        }
        int sum = 0;
        for(int i = 1; i < n + 1; i++){
            if(a[i] < a[i - 1])
                sum += (a[i - 1] - a[i]) * t;
            else
                sum -= (a[i] - a[i - 1]) * s;
        }
        cout << sum << endl;
    }
}

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