제출 #1121658

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1121658		vjudge1	Ice Hockey World Championship (CEOI15_bobek)	C++11	0 / 100	1121 ms	717952 KiB

bobek

#include <bits/stdc++.h>
#define GOOD_LUCK ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
#define int long long
#define itn int
#define Int int
#define INF -1000000
#define MOD 1000000007
#define endl "\n"
#define ff first
#define ss second
#define all(v) v.begin(), v.end()
using namespace std;

int temp;
int n;
vector <int> v;
vector <int> sums;

void build(int i, int sum) {
	if (i == n) {
		sums.push_back(sum);
		return;
	}
	build(i+1, sum);
	build(i+1, sum + v[i]);
}

signed main() {
	
	GOOD_LUCK
	
    int t;
	t = 1;
//	cin >> t;
    while (t--) {
    	int m, s=0, cnt=0, k=0;
    	cin >> n >> m;
    	for (int i=0; i < n; i++) {
    		cin >> temp;
    		if (temp < m) {
				v.push_back(temp);
				k+=temp;
			}
    		if (temp == m) s++;
		}
		n = v.size();
		build(0, 0);
		sort(sums.begin(), sums.end());
		int l = 1, r = sums.size(), ans=0;
		while (l <= r) {
			int mid = (l + r) / 2;
			if (sums[mid] <= m) {
				ans = mid;
				l = mid + 1;
			}
			else r = mid - 1;
		}
		cout << ans + 1 + s;
	}

    return 0;
}
// Problem B
// by Ekber_Ekber

컴파일 시 표준 에러 (stderr) 메시지

bobek.cpp: In function 'int main()':
bobek.cpp:36:18: warning: unused variable 'cnt' [-Wunused-variable]
   36 |      int m, s=0, cnt=0, k=0;
      |                  ^~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10