Cod sursa(job #1179252)

Utilizator DuxarFII-Stefan-Negrus Duxar Data 28 aprilie 2014 12:12:13
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 2.44 kb
/*
vector< vector<int> > Matrix(10, vector<int>(20, -1));
iterator max_element(range);
iterator min_element(range);
sort ALLR descending
string s
istringstream is(s); is >> x;
ostringstream os(s); os << x;

for (auto x : container)
{
cout << x << endl;
}

for_each(v.begin(), v.end(),
[&] (int x) {
cout << x << endl;
}
)


*/

/*
------------------------------------------------------------------
void dfs(int i) {
if (!V[i]) {
V[i] = true;
for_each(all(W[i]), dfs);
}
}

bool check_graph_connected_dfs() {
int start_vertex = 0;
V = vi(N, false);
dfs(start_vertex);
return (find(all(V), 0) == V.end());
}

void add(int poz, int val) {
for (; poz <= N; poz += zeroes(poz)) {
aib[poz] += val;
}
}

long long compute(int poz) {
long long sum = 0;
for (; poz; poz -= zeroes(poz)) {
sum += aib[poz];
}
return sum;
}
*/

#include <fstream>
#include <iostream>
#include <string>
#include <complex>
#include <cmath>
#include <set>
#include <vector>
#include <map>
#include <queue>
#include <cstdio>
#include <stack>
#include <algorithm>
#include <list>
#include <bitset>
#include <ctime>
#include <cassert>
#include <iomanip>

using namespace std;

//```
#define ONLINE_JUDGE

const string file = "lgput";
const string inputF = file + ".in";
const string outputF = file + ".out";

const double epsilon = 1e-7;
#define LL long long
#define ULL unsigned long long 
#define MOD1 666013
#define MOD2 666019
#define MOD3 1999999973
#define base 73

typedef vector<int> vi;
typedef vector<long long> vl;
typedef vector<bool> vb;
typedef vector<vi> vvi;
typedef vector<vl> vvl;
typedef vector<double> vd;
typedef vector<string> vs;
typedef pair<int, int> ii;
typedef pair<long long, long long> ll;
typedef vector<ii> vii;
typedef vector<ll> vll;

#define all(V) V.begin(), V.end()
#define allr(V) V.rbegin(), V.rend()
#define for_c_it(container, it) for (auto it : container)
#define present(container, element) (container.find(element) != container.end()) 
#define sz(a) int((a).size()) 
#define pb push_back 
#define mp make_pair
#define zeroes(x) ((x ^ (x - 1)) & x)

int N, P;

int rise(int N, int P);

int main() {
#ifndef ONLINE_JUDGE
	freopen("input.txt", "r", stdin);
#else 
	freopen(inputF.c_str(), "r", stdin);
	freopen(outputF.c_str(), "w", stdout);
#endif

	scanf("%d %d", &N, &P);
	printf("%d", rise(N, P));
	
	return 0;
}

int rise(int N, int P) {
	if (P == 0) {
		return 1;
	}
	LL ans  = rise(N, P / 2);
	if ((P & 1) == 1) {
		return ((ans * ans) % MOD3 * N) % MOD3;
	}
	return (ans * ans) % MOD3;
}