static int countIterations ( int arr [ ] , int n ) {
  boolean oneFound = false ;
  int res = 0 ;
  for ( int i = 0 ;
  i < n ;
  ) {
    if ( arr [ i ] == 1 ) oneFound = true ;
    while ( i < n && arr [ i ] == 1 ) i ++ ;
    int count_zero = 0 ;
    while ( i < n && arr [ i ] == 0 ) {
      count_zero ++ ;
      i ++ ;
    }
    if ( oneFound == false && i == n ) return - 1 ;
    int curr_count ;
    if ( i < n && oneFound == true ) {
      if ( ( count_zero & 1 ) == 0 ) curr_count = count_zero / 2 ;
      else curr_count = ( count_zero + 1 ) / 2 ;
      count_zero = 0 ;
    }
    else {
      curr_count = count_zero ;
      count_zero = 0 ;
    }
    res = Math . max ( res , curr_count ) ;
  }
  return res ;
}

static int countIterations ( int arr [ ] , int n ) { boolean oneFound = false ; int res = 0 ; for ( int i = 0 ; i < n ; ) { if ( arr [ i ] == 1 ) oneFound = true ; while ( i < n && arr [ i ] == 1 ) i ++ ; int count_zero = 0 ; while ( i < n && arr [ i ] == 0 ) { count_zero ++ ; i ++ ; } if ( oneFound == false && i == n ) return - 1 ; int curr_count ; if ( i < n && oneFound == true ) { if ( ( count_zero & 1 ) == 0 ) curr_count = count_zero / 2 ; else curr_count = ( count_zero + 1 ) / 2 ; count_zero = 0 ; } else { curr_count = count_zero ; count_zero = 0 ; } res = Math . max ( res , curr_count ) ; } return res ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (boolean_type) declarator: (variable_declarator name: (identifier) value: (false))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (decimal_integer_literal))) consequence: (expression_statement (assignment_expression left: (identifier) right: (true)))) (while_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (decimal_integer_literal)))) body: (expression_statement (update_expression (identifier)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (while_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (decimal_integer_literal)))) body: (block (expression_statement (update_expression (identifier))) (expression_statement (update_expression (identifier))))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (false)) right: (binary_expression left: (identifier) right: (identifier)))) consequence: (return_statement (unary_expression operand: (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (identifier) right: (true)))) consequence: (block (if_statement condition: (parenthesized_expression (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) right: (decimal_integer_literal))) consequence: (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal)))) alternative: (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) right: (decimal_integer_literal))))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal)))) alternative: (block (expression_statement (assignment_expression left: (identifier) right: (identifier))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))))) (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (identifier))))))) (return_statement (identifier))))