Cod sursa(job #813049)

Utilizator dariusdariusMarian Darius dariusdarius Data 14 noiembrie 2012 21:05:30
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.35 kb
Raporteaza aceasta sursa 
#include<stdio.h>
#define k 1999999973
int __lgp(int a,int n)
{
    int r;
    for(r=1;n;n>>=1)
    {
        if(n&1) r=r*a%k;
        a=a*a%k;
    }
    return r;
}
int main()
{
    freopen("lgput.in","r",stdin);
    freopen("lgput.out","w",stdout);
    int n,m;
    scanf("%d%d",&n,&m);
    printf("%d\n",__lgp(n,m));
    return 0;
}