Cod sursa(job #1783127)
Utilizator | Data | 18 octombrie 2016 19:49:43 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.41 kb |
#include <iostream>
#include<fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int n,p,i;
const int m = 1999999973;
long long a,sol=1;
int main()
{
f>>n>>p;
while(p>0)
{
if(p&1)
{
sol=(sol*n)%m;
p--;
}
else
{
n=(n*n)%m;
p>>=1;
sol=(sol*n)%m;
}
}
g<<sol;
}