Cod sursa(job #2031899)
| Utilizator | Data | 3 octombrie 2017 23:16:13 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 50 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.47 kb |
#include <bits/stdc++.h>
using namespace std;
unsigned long long put (unsigned long long n,unsigned long long a )
{
if(a==0) return 1;
unsigned long long aux=put(n,a/2)%1999999973;
if(a%2==0) return ((aux)*(aux))%1999999973;
if(a%2==1) return ((aux)*(aux)*(n%1999999973))%1999999973;
}
int main()
{
ifstream f("lgput.in");
ofstream g("lgput.out");
unsigned long long a,n;
f>>n>>a;
g<<put(n%1999999973,a%1999999973);
return 0;
}
