Cod sursa(job #2732818)
Utilizator | Data | 29 martie 2021 13:42:13 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | c-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.55 kb |
#include <stdio.h>
#define MOD 1999999973
#define FIN "lgput.in"
#define FOUT "lgput.out"
#define LL long long
LL _pow(LL base, LL exp) {
LL ans = 1;
while(exp) {
if(exp & 1) {
ans = (ans * base ) % MOD;
}
base = (base * base ) % MOD;
exp >>= 1;
}
return ans % MOD;
}
int main(int argc, char const *argv[])
{
LL a, b, result;
freopen(FIN, "r", stdin);
freopen(FOUT, "w", stdout);
scanf("%lld %lld", &a, &b);
result = _pow(a,b);
printf("%lld", result);
return 0;
}