Cod sursa(job #2021420)
Utilizator | Data | 13 septembrie 2017 17:47:47 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
#include <cstdio>
#define mod 1999999973
using namespace std;
int n, p;
int putere(int p, int a)
{
if(p==0)
return 1;
if(p%2==0)
return putere(p/2, a*a);
return (a*putere(p-1, a))%mod;
}
int main()
{
freopen("lgput.in", "r", stdin);
freopen("lgput.out", "w", stdout);
scanf("%d %d", &n, &p);
printf("%d" ,putere(p, n));
return 0;
}