Submission #398167

#	Time	Username	Problem	Language	Result	Execution time	Memory
398167		Rifal	Foehn Phenomena (JOI17_foehn_phenomena)	C++14	30 / 100	1089 ms	3532 KiB

foehn_phenomena

#include <bits/stdc++.h>

using namespace std;

int main()
{
    ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
    int n, q, s, t;
    cin >> n >> q >> s >> t;
    long long arr[n+1];
    for(int i = 0; i < n+1; i++)
    {
        cin >> arr[i];
    }
    while(q--)
    {
        long long temp = 0;
        long long l, r, x;
        cin >> l >> r >> x;
        for(int i = l; i <= r; i++)
        {
            arr[i] += x;
        }
        for(int i = 0; i < n; i++)
        {
            if(arr[i] < arr[i+1])
            {
                temp -= s*(arr[i+1]-arr[i]);
            }
            else
            {
                temp += t*(arr[i]-arr[i+1]);
            }
        }
        cout << temp << endl;
    }
    return 0;
}

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