Cod sursa(job #2293933)
Utilizator | Data | 1 decembrie 2018 18:39:19 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.55 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
const int MOD = 1999999973;
int lgput(int n, int p) {
if(p == 0) {
return 1;
}
if(p == 1) {
return n;
}
if(p % 2 == 0) {
return lgput((n * n) % MOD, p / 2);
} else {
return (n * lgput((n * n) % MOD, p / 2)) % MOD;
}
}
int main() {
ios::sync_with_stdio(false); in.tie(0); out.tie(0);
int n, p; in >> n >> p;
out << lgput(n, p) << "\n";
in.close(); out.close();
return 0;
}