static boolean isSpiltPossible ( int n , int a [ ] ) {
  int sum = 0 , c1 = 0 ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    sum += a [ i ] ;
    if ( a [ i ] == 1 ) {
      c1 ++ ;
    }
  }
  if ( sum % 2 != 0 ) return false ;
  if ( ( sum / 2 ) % 2 == 0 ) return true ;
  if ( c1 > 0 ) return true ;
  else return false ;
}

static boolean isSpiltPossible ( int n , int a [ ] ) { int sum = 0 , c1 = 0 ; for ( int i = 0 ; i < n ; i ++ ) { sum += a [ i ] ; if ( a [ i ] == 1 ) { c1 ++ ; } } if ( sum % 2 != 0 ) return false ; if ( ( sum / 2 ) % 2 == 0 ) return true ; if ( c1 > 0 ) return true ; else return false ; }
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