Submission #931871

#	Time	Username	Problem	Language	Result	Execution time	Memory
931871		hugsfromadicto	Utrka (COCI14_utrka)	C++14	80 / 80	91 ms	10320 KiB

utrka

#pragma GCC optimize("O3")
#include <bits/stdc++.h>
#define int long long
using namespace std;
const int mxN = 101;
int a[mxN], b[mxN];
void _()
{
   map<string,int>p;
   int n;
   cin >> n;
   for(int i = 0; i < n; ++i)
   {
       string s;
       cin >> s;
       p[s]++;
   }
   for(int i = 1; i < n; ++i)
   {
       string s;
       cin >> s;
       p[s]--;
   }
   for(auto i : p)
   {
       if(i.second > 0)
            cout << i.first << ' ';
   }

}

main()
{
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);

  int tc = 1;
  while(tc--)
  {
      _();
  }

}

Compilation message (stderr)

utrka.cpp:32:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   32 | main()
      | ^~~~

• Subtask 1: 80 / 80