Cod sursa(job #251808)
Utilizator | Data | 3 februarie 2009 13:39:01 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.39 kb |
#include <stdio.h>
#define nr 1999999973
long long n,p,rez;
int main()
{
freopen("lgput.in","r",stdin);
freopen("lgput.out","w",stdout);
scanf("%lld%lld",&n,&p);
rez=n%nr;
--p;
while(p>1)
{
if(p%2==1)
{
rez=((rez%nr)*(n%nr))%nr;
--p;
}
else
{
rez=((rez%nr)*(rez%nr))%nr;
p/=2;
}
}
printf("%lld",rez);
return 0;
}