Cod sursa(job #2787188)
Utilizator | Data | 22 octombrie 2021 17:55:49 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.43 kb |
#include <ifstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long int lgput(int n, int m, int p)
{
if(m==1)
return n;
unsigned int x;
x=lgput(n, m/2, p);
if(m%2==0)
{
return (x*x)%p;
}
else
{
return (x*x*n)%p;
}
}
int main()
{
int a, b, mod;
fin>>a>>b>>mod;
fout<<lgput(a, b, mod);
return 0;
}