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Cod sursa(job #445492)
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
long long putere(int n,int p)
{
if (p==0) return (long long)1;
if (p==1) return (long long)n;
if (p%2==0) return putere(n,p/2)*putere(n,p/2);
else return putere(n,p/2)*putere(n,p/2)*n;
}
int main()
{
FILE *in=fopen("lgput.in","r");
FILE *out=fopen("lgput.out","r");
int n,p;
fscanf(in,"%d %d",&n,&p);
fprintf(out,"%lld",putere(n,p));
fclose(in); fclose(out);
}