Cod sursa(job #432862)
Utilizator | Data | 2 aprilie 2010 20:45:47 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.34 kb |
#include <stdio.h>
#define GNT 1999999973
long Sol,N,P,v[35],i,pow;
int main()
{
freopen("lgput.in","r",stdin);
scanf("%ld%ld",&N,&P);
Sol=N;
pow=0;
while(P>1)
{
v[++pow]=P%2;
P/=2;
}
for(i=pow;i>0;i--)
{
Sol*=Sol;
if(v[i]==1) Sol*=N;
}
freopen("lgput.out","w",stdout);
printf("%ld\n",Sol);
return 0;
}