제출 #996298

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
996298		vqpahmad	비스킷 담기 (IOI20_biscuits)	C++14	0 / 100	1 ms	348 KiB

biscuits

#include "biscuits.h"
#include<bits/stdc++.h>
using namespace std;
#ifdef ONPC
#include"debug.h"
#else
#define debug(...) 42
#endif
#define ll long long
#define pii pair<int,int>
#define F first
#define S second
#define pb push_back
#define sz(a) (int)a.size()
#define all(a) a.begin(),a.end()
template<class T> bool ckmin(T& a, const T& b) { return b < a ? a = b, 1 : 0; }
template<class T> bool ckmax(T& a, const T& b) { return a < b ? a = b, 1 : 0; }
const int mod = 1e9 + 7;
const int MAXN = 1e6 + 15;
const int inf = 0x3f3f3f3f;
const ll INF = 0x3f3f3f3f3f3f3f3f;


long long count_tastiness(long long n, std::vector<long long> a) {
	a.resize(100);
	int ans = 0;
	for (int k = 0; k <= 100000; k++){
		bool good = 1;
		for (int i = 0; i < 63; i++){
			ll more = a[i] -  (k >> i&1) * n;
			more &= good >= 0;
			a[i + 1] += more / 2;
		}
		if (good) ans++;
	}
	return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

biscuits.cpp: In function 'long long int count_tastiness(long long int, std::vector<long long int>)':
biscuits.cpp:31:17: warning: comparison of constant '0' with boolean expression is always true [-Wbool-compare]
   31 |    more &= good >= 0;
      |            ~~~~~^~~~

• Subtask 1: 0 / 9
• Subtask 2: 0 / 12
• Subtask 3: 0 / 21
• Subtask 4: 0 / 35
• Subtask 5: 0 / 23