Submission #365906

#	Time	Username	Problem	Language	Result	Execution time	Memory
365906		ahmedfouadnew	Table Tennis (info1cup20_tabletennis)	C++17	9 / 100	3071 ms	4968 KiB

tabletennis

#include<bits/stdc++.h>
using namespace std;
#define s second
#define f first
#define pb push_back
#define int long long
int n,k;
int a[20];
vector<int>v;
void fun(int idx)
{
    if(idx==n)
    {
        if(v.size()!=n-k)
        {
            return;
        }
            int b=v[0]+v.back();
        for(int i=0;i<v.size();i++)
        {
            if(v[i]+v[v.size()-1-i]!=b)
            {
                return;
            }
        }
        for(int i=0;i<v.size();i++)
        {
            cout<<v[i]<<" \n"[i+1==v.size()];
        }
        exit(0);
    }
    v.pb(a[idx]);
    fun(idx+1);
    v.pop_back();
    fun(idx+1);
    return;
}
signed main()
{
    cin>>n>>k;
    n+=k;
    for(int i=0;i<n;i++)
    {
        cin>>a[i];
    }
    fun(0);
   return 0;
}

Compilation message (stderr)

tabletennis.cpp: In function 'void fun(long long int)':
tabletennis.cpp:14:20: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   14 |         if(v.size()!=n-k)
      |            ~~~~~~~~^~~~~
tabletennis.cpp:19:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |         for(int i=0;i<v.size();i++)
      |                     ~^~~~~~~~~
tabletennis.cpp:26:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |         for(int i=0;i<v.size();i++)
      |                     ~^~~~~~~~~
tabletennis.cpp:28:34: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |             cout<<v[i]<<" \n"[i+1==v.size()];
      |                               ~~~^~~~~~~~~~

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