Cod sursa(job #1607642)
Utilizator | Data | 21 februarie 2016 14:44:44 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.44 kb |
#include <iostream>
#include <fstream>
using namespace std;
#define mod 1999999973
ifstream f("lgput.in");
ofstream g("lgput.out");
long long n , p;
long long rez=1;
int main()
{
f >> n >> p;
while(p>0)
{
if( p%2 == 1)
{
rez=rez*n%mod;
p--;
}
else
{
n=(n*n)%mod;
p/=2;
}
}
g << rez;
return 0;
}