Cod sursa(job #2701802)

Utilizator ssenseEsanu Mihai ssense Data 1 februarie 2021 18:59:22
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.17 kb
#include <bits/stdc++.h>
#define startt ios_base::sync_with_stdio(false);cin.tie(0);
#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
typedef unsigned long long ull;
typedef long long  ll;
using namespace std;
#define FOR(n) for(int i=0;i<n;i++)
#define vt vector
#define vint vector<int>
#define all(v) v.begin(), v.end()
#define sz(a) (int)a.size()
#define MOD 1000000007
#define MOD2 998244353
#define MX 1000000000
#define nax 100005
#define MXL 1000000000000000000
#define PI 3.14159265
#define pb push_back
#define pf push_front
#define sc second
#define fr first
#define int ll
#define endl '\n'
#define ld long double

vector<int> read(int n) {vector<int> a; for (int i = 0; i < n; i++) { int x; cin >> x; a.pb(x);} return a;}

int power(int base, int exp, int modulo)
{
	if(exp == 1)
	{
		return base%modulo;
	}
	if(exp%2 == 0)
	{
		int x = power(base, exp/2, modulo);
		return (x*x)%modulo;
	}
	else
	{
		return (base*power(base, exp-1, modulo))%modulo;
	}
}

int32_t main(){
	startt;
	freopen("lgput.in", "r", stdin);
	freopen("lgput.out", "w", stdout);
	int base, exp;
	cin >> base >> exp;
	cout << power(base, exp, 1999999973);
}