1174A - Ehab Fails to Be Thanos - CodeForces Solution

constructive algorithms greedy sortings *1000

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Python Code: 

n = int(input())
lst = list(map(int, input().split()))
lst.sort()
if sum(lst[:n]) == sum(lst[n:]):
    print(-1)
else:
    for i in lst:
        print(i,end=" ")

C++ Code: 

/*
* Author :  <Abdoo__said\n>
*/
#include<bits/stdc++.h>
#define ll long long
#define el  '\n'
#define fast  ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
using namespace std;
 int main()
 {
     int n;
     cin>>n;
     int x[2*n];
     for (int i = 0; i < 2*n; ++i) {
         cin>>x[i];
     }
     sort(x,x+(2*n));

     ll sum1=0,sum2=0;
     for (int i = 0; i < 2*n; ++i) {
         if(i<n)
         {
             sum1+=x[i];
         }
         else
         {
             sum2+=x[i];
         }
     }
     if (sum1==sum2)
     {
         cout<<-1<<el;
     }
     else
     {
         for (int i = 0; i < 2*n; ++i) {
             cout<<x[i]<<" ";
         }
     }



 }


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