public static void main ( String [ ] args ) {
  String a = "9555" , b = "555" ;
  int count = count_carry ( a , b ) ;
  if ( count == 0 ) System . out . println ( "0\n" ) ;
  else if ( count == 1 ) System . out . println ( "1\n" ) ;
  else System . out . println ( count ) ;
}

public static void main ( String [ ] args ) { String a = "9555" , b = "555" ; int count = count_carry ( a , b ) ; if ( count == 0 ) System . out . println ( "0 \n " ) ; else if ( count == 1 ) System . out . println ( "1 \n " ) ; else System . out . println ( count ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (string_literal)) declarator: (variable_declarator name: (identifier) value: (string_literal))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal)))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal)))) alternative: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (identifier))))))))