Cod sursa(job #2439425)
Utilizator | Data | 15 iulie 2019 22:03:32 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.36 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int m=1999999973;
int main()
{
int n, p, i;
long long a, sol=1;
f>>n>>p;
a=n;
for(i=0;(1<<i)<=p;i++)
{
if( ( (1<<i) &p) >0)
sol=(sol*a)%m;
a=(a*a)%m;
}
g<<sol;
return 0;
}