Submission #296036

#TimeUsernameProblemLanguageResultExecution timeMemory
296036BadrangiikhFriend (IOI14_friend)C++14
Compilation error
0 ms0 KiB
#include<bits/stdc++.h>
using namespace std;
 
int findSample ( int N , int confidence[] , int host[] , int protocol[] ) {
    int ans = 0 ;
	for ( int i = n - 1 ; i > 0 ; i -- ) {
        if ( protocol [ i ] == 0 ) {
          ans += confidence [ i ] ;
          confidence [ host [ i ] ] = max ( 0 , confidence [ host [ i ] ] - confidence [ i ] ) ;
        }
        if ( protocol [ i ] == 1 ) {
          confidence [ host [ i ] ] += confidence [ i ] ;
        }
        if ( protocol [ i ] == 2 ) {
          confidence [ host [ i ] ] = max ( confidence [ host [ i ] ] , confidence [ i ] ) ;
        }
    }
    return ans + confidence [ 0 ] ;
}

Compilation message (stderr)

friend.cpp: In function 'int findSample(int, int*, int*, int*)':
friend.cpp:6:16: error: 'n' was not declared in this scope
    6 |  for ( int i = n - 1 ; i > 0 ; i -- ) {
      |                ^