Cod sursa(job #1969309)
Utilizator | Data | 18 aprilie 2017 13:26:11 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
#include <fstream>
#define MOD 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int n, p;
int lgput (int n, int p)
{
int a=n, sol=1, i;
for(i=0; (1<<i)<=p; i++)
{
if((1<<i)&p)
sol=(1LL*sol*a)%MOD;
a=(1LL*a*a)%MOD;
}
return sol%MOD;
}
int main()
{
f>>n>>p;
g<<lgput(n,p);
return 0;
}