Cod sursa(job #2544020)
Utilizator | Data | 11 februarie 2020 18:25:43 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.36 kb |
#include <fstream>
#define mod 1999999973
using namespace std;
int n,p;
int putere (int n,int p) {
if (p==0) return 1;
int r=putere(n,p/2)%mod;
if (p%2==0) return (r*r)%mod;
else return ((r*r)%mod*n)%mod;
}
int main() {
ifstream fin("lgput.in");
ofstream fout("lgput.out");
fin>>n>>p;
fout<<putere(n,p);
return 0;
}