Cod sursa(job #3227879)
Utilizator | Tanislav Luca Andrei Pescarus | Data | 3 mai 2024 14:27:28 |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 30 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.47 kb |
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
const int mod = 1999999973;
long long n, p;
long long exponentiere(int n, int p){
if(p == 0) return 1;
else{
long long nr = exponentiere(n, p / 2);
if(p % 2 == 1){
return n * nr * nr % mod;
}
else return nr * nr % mod;
}
}
int main(){
f >> n >> p;
long long sol = 0;
sol = exponentiere(n, p);
g << sol;
}