Cod sursa(job #2193729)
| Utilizator | Data | 11 aprilie 2018 11:17:39 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.54 kb |
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
const int MOD = 1999999973;
long long putere(long long a, long long p)
{
long long val = 1, x = a % MOD;
while(p > 0)
{
if(p % 2 != 0)
{
val = val * x % MOD;
p--;
}
x = x * x % MOD;
p /= 2;
}
return val;
}
int main()
{
long long N, P;
f >> N >> P;
g << putere(N, P);
return 0;
}
