Cod sursa(job #2987956)
Utilizator | Data | 3 martie 2023 10:54:36 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | c-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.55 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
const int module = 1999999973;
int raise_pow(int num, int power){
if(power == 0){
return 1;
}
if(power == 1){
return num;
}else if(power % 2 != 0){
return num * raise_pow(num, power - 1) % module;
}else {
int half_pow = raise_pow(num, power / 2);
return half_pow * half_pow % module;
}
}
int main(){
int num, power;
fin >> num >> power;
fout << raise_pow(num, power);
return 0;
}