| 提出番号 | 1952 |
|---|---|
| 提出者 | _ei1333 |
| 言語 | C++ |
| 提出日時 | 2018-08-04 14:43:25 |
| 問題名 | (68)単位 |
| 結果 | AC |
| 点数 | 100% |
| テストケース | 結果 | 得点 | 実行時間 | メモリ使用量 |
|---|---|---|---|---|
| 1 | AC | 100% | 2ms | 8048KB |
| 2 | AC | 100% | 2ms | 8448KB |
| 3 | AC | 100% | 2ms | 8736KB |
| 4 | AC | 100% | 2ms | 7984KB |
| 5 | AC | 100% | 2ms | 7824KB |
| 6 | AC | 100% | 2ms | 8400KB |
| 7 | AC | 100% | 2ms | 7536KB |
| 8 | AC | 100% | 2ms | 7552KB |
| 9 | AC | 100% | 1ms | 8320KB |
| 10 | AC | 100% | 2ms | 8720KB |
| 11 | AC | 100% | 2ms | 7824KB |
| 12 | AC | 100% | 1ms | 8256KB |
| 13 | AC | 100% | 2ms | 8000KB |
| 14 | AC | 100% | 2ms | 8400KB |
| 15 | AC | 100% | 2ms | 7744KB |
| 16 | AC | 100% | 2ms | 7824KB |
| 17 | AC | 100% | 2ms | 8176KB |
| 18 | AC | 100% | 2ms | 7488KB |
| 19 | AC | 100% | 2ms | 8272KB |
| 20 | AC | 100% | 2ms | 7248KB |
| 21 | AC | 100% | 2ms | 8416KB |
| 22 | AC | 100% | 2ms | 8736KB |
| 23 | AC | 100% | 2ms | 7824KB |
| 24 | AC | 100% | 2ms | 8432KB |
| 25 | AC | 100% | 2ms | 7248KB |
| 26 | AC | 100% | 2ms | 7792KB |
| 27 | AC | 100% | 2ms | 7792KB |
| 28 | AC | 100% | 2ms | 7824KB |
| 29 | AC | 100% | 2ms | 8304KB |
| 30 | AC | 100% | 1ms | 8736KB |
| 31 | AC | 100% | 2ms | 7904KB |
| 32 | AC | 100% | 1ms | 7520KB |
| 33 | AC | 100% | 2ms | 8000KB |
| 34 | AC | 100% | 2ms | 8416KB |
| 35 | AC | 100% | 2ms | 8704KB |
| 36 | AC | 100% | 2ms | 7632KB |
| 37 | AC | 100% | 2ms | 8400KB |
| 38 | AC | 100% | 2ms | 8736KB |
| 39 | AC | 100% | 2ms | 8736KB |
| 40 | AC | 100% | 2ms | 8416KB |
| 41 | AC | 100% | 2ms | 8736KB |
| 42 | AC | 100% | 1ms | 8272KB |
| 43 | AC | 100% | 2ms | 7824KB |
| 44 | AC | 100% | 2ms | 8432KB |
| 45 | AC | 100% | 1ms | 8064KB |
| 46 | AC | 100% | 1ms | 8032KB |
| 47 | AC | 100% | 2ms | 8688KB |
| 48 | AC | 100% | 14ms | 8016KB |
| 49 | AC | 100% | 2ms | 7984KB |
| 50 | AC | 100% | 2ms | 7792KB |
| 51 | AC | 100% | 1ms | 8672KB |
| 52 | AC | 100% | 2ms | 7776KB |
| 53 | AC | 100% | 2ms | 8672KB |
| 54 | AC | 100% | 2ms | 8688KB |
| 55 | AC | 100% | 2ms | 8448KB |
| 56 | AC | 100% | 2ms | 7232KB |
| 57 | AC | 100% | 2ms | 7744KB |
| 58 | AC | 100% | 1ms | 8256KB |
| 59 | AC | 100% | 2ms | 8416KB |
| 60 | AC | 100% | 1ms | 8720KB |
#include <bits/stdc++.h>
#define rep(i, a, n) for(int i = a; i < n; i++)
#define int long long
using namespace std;
typedef pair<int, int> P;
const int INF = 1e15;
signed main(){
int n, m;
cin >> n >> m;
vector<int> a(n);
rep(i, 0, n) cin >> a[i];
sort(a.rbegin(), a.rend());
int now = 0;
rep(i, 0, n + 1){
if(now >= m){
cout << i << endl;
return 0;
}
now += a[i];
}
}