Submission #1088919

#	Time	Username	Problem	Language	Result	Execution time	Memory
1088919		mar	Colouring a rectangle (eJOI19_colouring)	C++14	Compilation error	0 ms	0 KiB

colouring

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

ll n,m,arr[1000006];
int main (){
    cin>>n>>m;
    for(ll i=0;i<2*n+2*m-2;i++) cin>>arr[i];
    
    for(ll i=0;i<n+m-1;i++){
       ans=ans+min(arr[i],arr[2*n+2*m-2-i-1]);
    }
    cout<<ans<<endl;
	return 0;
}

Compilation message (stderr)

colouring.cpp: In function 'int main()':
colouring.cpp:11:8: error: 'ans' was not declared in this scope; did you mean 'abs'?
   11 |        ans=ans+min(arr[i],arr[2*n+2*m-2-i-1]);
      |        ^~~
      |        abs
colouring.cpp:13:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   13 |     cout<<ans<<endl;
      |           ^~~
      |           abs