Submission #72558718

Source Code Expand

#include <bits/stdc++.h>
using namespace std;

#define rep(i, a, b) for(int i = a; i < (b); ++i)
#define trav(a, x) for(auto& a : x)
#define all(x) x.begin(), x.end()
#define sz(x) (int)(x).size()
typedef long long ll;
typedef pair<int, int> pii;
typedef vector<ll> vi;


int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    
    ll n,k,x;
    
    cin >> n >> k >> x;
    
    vi a(n);
    
    rep(i,0,n){
        cin >> a[i];
    }
    
    sort(a.begin(),a.end());
    
    ll b = n-k;
    
    ll count = 0 ;
    
    rep(i,0,n){
        count+=a[i];
        if(count>=x){
            b+=i+1;
            break;
        }
    }
    
    if(b>n){
        cout << -1 << endl;
    }
    else{
        cout << b << endl;
    }

}

Submission Info

Submission Time
Task C - Sake or Water
User unknown_2406
Language C++23 (GCC 15.2.0)
Score 0
Code Size 804 Byte
Status WA
Exec Time 36 ms
Memory 5792 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 300
Status
AC × 3
AC × 8
WA × 25
Set Name Test Cases
Sample example_00.txt, example_01.txt, example_02.txt
All example_00.txt, example_01.txt, example_02.txt, hand_00.txt, hand_01.txt, hand_02.txt, hand_03.txt, hand_04.txt, hand_05.txt, hand_06.txt, hand_07.txt, hand_08.txt, hand_09.txt, hand_10.txt, hand_11.txt, random_00.txt, random_01.txt, random_02.txt, random_03.txt, random_04.txt, random_05.txt, random_06.txt, random_07.txt, random_08.txt, random_09.txt, random_10.txt, random_11.txt, random_12.txt, random_13.txt, random_14.txt, random_15.txt, random_16.txt, random_17.txt
Case Name Status Exec Time Memory
example_00.txt AC 1 ms 3660 KiB
example_01.txt AC 1 ms 3452 KiB
example_02.txt AC 1 ms 3452 KiB
hand_00.txt AC 17 ms 5720 KiB
hand_01.txt AC 17 ms 5688 KiB
hand_02.txt AC 34 ms 5684 KiB
hand_03.txt WA 34 ms 5732 KiB
hand_04.txt WA 34 ms 5792 KiB
hand_05.txt WA 34 ms 5664 KiB
hand_06.txt WA 34 ms 5620 KiB
hand_07.txt WA 1 ms 3504 KiB
hand_08.txt WA 1 ms 3596 KiB
hand_09.txt AC 1 ms 3480 KiB
hand_10.txt WA 1 ms 3516 KiB
hand_11.txt WA 17 ms 5708 KiB
random_00.txt WA 35 ms 5660 KiB
random_01.txt WA 35 ms 5792 KiB
random_02.txt WA 35 ms 5660 KiB
random_03.txt WA 35 ms 5620 KiB
random_04.txt WA 35 ms 5640 KiB
random_05.txt WA 35 ms 5664 KiB
random_06.txt WA 35 ms 5660 KiB
random_07.txt WA 36 ms 5696 KiB
random_08.txt WA 35 ms 5696 KiB
random_09.txt AC 36 ms 5664 KiB
random_10.txt WA 35 ms 5652 KiB
random_11.txt WA 35 ms 5696 KiB
random_12.txt WA 35 ms 5696 KiB
random_13.txt WA 35 ms 5732 KiB
random_14.txt WA 36 ms 5732 KiB
random_15.txt WA 35 ms 5696 KiB
random_16.txt WA 34 ms 5792 KiB
random_17.txt WA 36 ms 5720 KiB