Cod sursa(job #1487038)
| Utilizator | Data | 15 septembrie 2015 23:18:42 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.58 kb |
#include <bits/stdc++.h>
using namespace std;
const int MOD = 1999999973;
long long n, p;
long long plog(long long a, long long b)
{
int rezultat = 1;
while (b)
{
if (b & 1)
{
b--;
rezultat *= a;
rezultat %= MOD;
}
a *= a;
a %= MOD;
b >>= 1;
}
return rezultat;
}
int main()
{
freopen("lgput.in", "r", stdin);
freopen("lgput.out", "w", stdout);
scanf("%lld %lld", &n, &p);
n %= MOD;
printf("%lld", plog(n, p));
return 0;
}
