Cod sursa(job #3295517)
Utilizator | Data | 6 mai 2025 12:30:53 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.56 kb |
#include<bits/stdc++.h>
#define MOD 1999999973
using namespace std;
int lgput(uint32_t n, uint32_t p){ //n la p
//cout << "n:" << n << "\n";
//cout << "p:" << p << "\n";
if (p == 0) return 1;
//else if (p == 1) return n;
else if (p < 0) return lgput(1 / n, -p);
else if (p & 1) return n * lgput(n * n, (p - 1) / 2);
else return lgput(n * n, p / 2);
}
int main(){
freopen("lgput.in", "r", stdin);
freopen("lgput.out", "w", stdout);
uint32_t n, p;
cin >> n >> p;
cout << lgput(n, p) % MOD;
return 0;
}