Cod sursa(job #227191)
Utilizator | Mathe Bogdan Zilla | Data | 3 decembrie 2008 21:39:37 |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.38 kb |
#include <stdio.h>
FILE *f=fopen("lgput.in","r"),*g=fopen("lgput.out","w");
int y=1999999973;
long long ridicare(int n, int p)
{
if(p==1)
return n;
else
if(p%2==1)
return n*ridicare(n,p-1);
else
return ridicare(n*n,p/2);
}
int main()
{
long long z;
int n,p,x;
fscanf(f,"%d%d",&n,&p);
z=ridicare(n,p)%y;
x=z;
fprintf(g,"%d",x);
return 0;
}