Cod sursa(job #2661783)
Utilizator | Data | 22 octombrie 2020 18:23:36 | |
---|---|---|---|
Problema | Suma divizorilor | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 0.5 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream f("sumdiv.in");
ofstream g("sumdiv.out");
long long int n,k;
long long int ExpRapida(long long int a,long long int b)
{
long long int rez=1;
while(b)
{
if(b&1)
rez=(rez*a)%9901;
a=(a*a)%9901;
b>>=1;
}
return rez;
}
int main()
{
f>>n>>k;
long long int a1=ExpRapida(n,k+1);
a1--;
long long int b1=ExpRapida(n-1,9989);
g<<(a1*b1)%9901;
return 0;
}