#include
#include
using namespace std;
int main()
{
int t;
cin >> t;
while(t>0)
{
int n;
cin >> n;
int arr[10];
for (int i = 0; i < n; i++)
{
cin >> arr[i];
}
next_permutation(arr, arr + n);
for(int i=0;i<n;i++){
cout<<arr[i]<<" ";
}
cout<<endl;
t--;
}
return 0;
}
can u plz tell me what is wrong in this?