Submission #751568

#	Time	Username	Problem	Language	Result	Execution time	Memory
751568		aykhn	Table Tennis (info1cup20_tabletennis)	C++14	0 / 100	121 ms	8528 KiB

tabletennis

#include <bits/stdc++.h>

// author: aykhn

using namespace std;

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;


#define OPT ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define all(v) v.begin(), v.end()
#define mpr make_pair
#define eb emplace_back
#define pb push_back
#define ts to_string
#define fi first
#define se second
#define ins insert
#define int ll
#define inf 0x3F3F3F3F
#define infll 0x3F3F3F3F3F3F3F3FLL
#define bpc __builtin_popcount

int n, k;
set<int> s;

bool solve()
{
    auto it = s.begin();
    auto it1 = s.end();
    it1--;
    int x = *it1 + *it;
    while (*it1 > *it)
    {
        if (*it1 - *it != x) return false;
        it++;
        it1--;
    }
}

void _()
{
    cin >> n >> k;
    vector<int> v(n + k, 0);

    for (int i = 0; i < n + k; i++)
    {
        cin >> v[i];
        s.ins(v[i]);
    }
    sort(all(v));

    for (int i = 0; i < n + k; i++)
    {
        s.erase(v[i]);
        if (solve())
        {
            for (int j = 0; j < n + k; j++)
            {
                if (j == i) continue;

                cout << v[j] << " ";
            }
            cout << endl;
            return;
        }
        s.ins(v[i]);
    }
}
int32_t main()
{
    OPT;
    _();
}

Compilation message (stderr)

tabletennis.cpp: In function 'bool solve()':
tabletennis.cpp:41:1: warning: control reaches end of non-void function [-Wreturn-type]
   41 | }
      | ^

• 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