Cod sursa(job #1343311)
| Utilizator | Data | 15 februarie 2015 11:45:42 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.4 kb |
#include <stdio.h>
using namespace std;
FILE*in = fopen("lgput.in", "r");
FILE*out = fopen("lgput.out", "w");
int main() {
int a, b, p;
fscanf (in, "%d%d", &a, &p);
b = a*a;
if ( p % 2 == 1 )
for ( int i = 1; i <= p/2; i++ )
a *= b;
else {
a = 1;
for ( int i = 1; i <= p/2; i++ )
a *= b;
}
fprintf(out, "%d", a);
return 0;
}
