Cod sursa(job #2193586)
Utilizator | Rares Cheseli rares96cheseli | Data | 10 aprilie 2018 16:47:04 |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.58 kb |
#include <iostream>
#include <fstream>
#include <algorithm>
#include <cstring>
#include <vector>
#include <bitset>
#include <cmath>
#define mod 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long N, k;
long long log_pow(long long baza, long long exp) {
long long res = 1;
while (exp > 0) {
if (exp & 1)
res *= baza;
baza *= baza; baza %= mod;
res %= mod; exp >>= 1;
}
return res;
}
int main()
{
f>>N>>k;
g<<log_pow(N, k)<<'\n';
return 0;
}