제출 #1249816

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1249816		Zicrus	선물 (IOI25_souvenirs)	C++20	18 / 100	0 ms	416 KiB

souvenirs

#include <bits/stdc++.h>
#include "souvenirs.h"
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pll;
#define all(v) v.begin(), v.end()
constexpr ll inf = 1ll << 62ll;
mt19937 mt(time(0));
ll _ = 0;

void buy_souvenirs(int N, ll P0) {
	ll coins = P0-1;
	auto [vec, rem] = transaction(coins);
	if (vec.size() == 2) {
		ll guess = (coins - rem) / 2;
		transaction(guess);
	}
	else {
		ll P1 = coins - rem;
		transaction(P1-1);
		transaction(P1-1);
	}
}

#ifdef TEST
#include "grader.cpp"
#endif

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