Submission #634413

#	Time	Username	Problem	Language	Result	Execution time	Memory
634413		ahmed_shafik	Reversing a Sequence (IOI16_reverse)	C++17	Compilation error	0 ms	0 KiB

reverse

long long rev(long long a[],long long n)
{
    for(long long i=n-1; i>=0; i--)
    {
        cout<<arr[i]<<' ';
    }
    cout<<endl;
}

Compilation message (stderr)

reverse.cpp: In function 'long long int rev(long long int*, long long int)':
reverse.cpp:5:9: error: 'cout' was not declared in this scope
    5 |         cout<<arr[i]<<' ';
      |         ^~~~
reverse.cpp:5:15: error: 'arr' was not declared in this scope
    5 |         cout<<arr[i]<<' ';
      |               ^~~
reverse.cpp:7:5: error: 'cout' was not declared in this scope
    7 |     cout<<endl;
      |     ^~~~
reverse.cpp:7:11: error: 'endl' was not declared in this scope
    7 |     cout<<endl;
      |           ^~~~
reverse.cpp:8:1: warning: no return statement in function returning non-void [-Wreturn-type]
    8 | }
      | ^