Cod sursa(job #234581)
Utilizator | Spataru Madalin Daniel Blackjackmds | Data | 21 decembrie 2008 11:16:30 |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.42 kb |
#include <stdio.h>
FILE *f,*g;
long long putere(long long x,long long y)
{long long p;
if(y==0) return 1;
else if(y%2==1) return (x*putere(x,y-1))%1999999973;
else {p=(putere(x,y-1))%1999999973;
return p*p;
}
}
int main()
{
long long n,p,a;
f=fopen("lgput.in","r");
g=fopen("lgput.out","w");
fscanf(f,"%lld",n);
fscanf(g,"%lld",p);
a=putere(n,p);
fprintf(g,"%lld");
fclose(f);
fclose(g);
}