Submission #717308

#	Time	Username	Problem	Language	Result	Execution time	Memory
717308		vjudge1	Table Tennis (info1cup20_tabletennis)	C++17	0 / 100	3080 ms	852 KiB

tabletennis

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define endl '\n'
#define all(x) x.begin(),x.end()
const int MOD = 1e9 + 7, SZ = 1e5 + 10, MX = 1e9;
int main(){
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    int n, k;
    cin >> n >> k;
    int arr[n + k];
    for(int &i : arr)
        cin >> i;
    int idx = -1;
    for(int i=0;i<n+k;i++){
        ll a = 0, b = 0;
        int l = 0, r = n + k - 1, c = 0;
        while(l < r){
            if(c)
                a += arr[l] + arr[r];
            else
                b += arr[l] + arr[r];
            c = !c;
            l++;
            if(l == i)
                l++;
            r--;
            if(r == i)
                r--;
        }
        if(a != b)
            continue;
        for(int j=0;j<n+k;j++){
            if(j == i)
                continue;
            cout << arr[j] << ' ';
        }
        return 0;
    }
    return 0;
}
// https://www.youtube.com/watch?v=zL32whN6p0A&ab_channel=HeidiAdel-CartoonWorld

Compilation message (stderr)

tabletennis.cpp: In function 'int main()':
tabletennis.cpp:14:9: warning: unused variable 'idx' [-Wunused-variable]
   14 |     int idx = -1;
      |         ^~~

• Subtask 1: 0 / 11
• Subtask 2: 0 / 9
• Subtask 3: 0 / 14
• Subtask 4: 0 / 15
• Subtask 5: 0 / 9
• Subtask 6: 0 / 14
• Subtask 7: 0 / 15
• Subtask 8: 0 / 13