1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
#include <iostream>

using namespace std;

int main()
{
    ios_base::sync_with_stdio;
    unsigned long long int n, ddd, d2, m, wzrost1, dzien = 0, wzrost, suma = 0;
    cin >> n >> m;
    unsigned long long int tab[n], tab1[n];
    for(int i = 0; i < n; i++)
        {cin >> tab[i];
        tab1[i] = 0;}
 for(unsigned long int j = 0; j < m; j++)
 {
        d2 = dzien;
        suma = 0;
        cin >> dzien >> wzrost;
    for(unsigned long int i = 0; i < n; i++)
    {

        tab1[i] = tab1[i] + tab[i]*(dzien - d2);
        if(tab1[i]>wzrost)
            {
                wzrost1 = tab1[i] - wzrost;
                tab1[i] = wzrost;
                suma = suma + wzrost1;
            }


    }
cout << suma << endl;

}

}