public static void main ( String [ ] args ) {
  int a = nextInt ( ) , b = nextInt ( ) ;
  int ans = maxInt ;
  if ( a <= b ) {
    ans = Math . min ( ans , b - a ) ;
  }
  if ( - a <= b ) {
    ans = Math . min ( ans , b - ( - a ) + 1 ) ;
  }
  if ( a <= - b ) {
    ans = Math . min ( ans , ( - b ) - a + 1 ) ;
  }
  if ( - a <= - b ) {
    ans = Math . min ( ans , ( - b ) - ( - a ) + 2 ) ;
  }
  System . out . println ( ans ) ;
}

public static void main ( String [ ] args ) { int a = nextInt ( ) , b = nextInt ( ) ; int ans = maxInt ; if ( a <= b ) { ans = Math . min ( ans , b - a ) ; } if ( - a <= b ) { ans = Math . min ( ans , b - ( - a ) + 1 ) ; } if ( a <= - b ) { ans = Math . min ( ans , ( - b ) - a + 1 ) ; } if ( - a <= - b ) { ans = Math . min ( ans , ( - b ) - ( - a ) + 2 ) ; } System . out . println ( ans ) ; }
(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: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list))) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (identifier))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (identifier) right: (identifier)))))))) (if_statement condition: (parenthesized_expression (binary_expression left: (unary_expression operand: (identifier)) right: (identifier))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (binary_expression left: (identifier) right: (parenthesized_expression (unary_expression operand: (identifier)))) right: (decimal_integer_literal)))))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (unary_expression operand: (identifier)))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (binary_expression left: (parenthesized_expression (unary_expression operand: (identifier))) right: (identifier)) right: (decimal_integer_literal)))))))) (if_statement condition: (parenthesized_expression (binary_expression left: (unary_expression operand: (identifier)) right: (unary_expression operand: (identifier)))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (binary_expression left: (parenthesized_expression (unary_expression operand: (identifier))) right: (parenthesized_expression (unary_expression operand: (identifier)))) right: (decimal_integer_literal)))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (identifier))))))