static int Minsteps ( int n , int m ) {
  int ans = 0 ;
  while ( m > n ) {
    if ( m % 2 != 0 ) {
      m ++ ;
      ans ++ ;
    }
    m /= 2 ;
    ans ++ ;
  }
  return ans + n - m ;
}

static int Minsteps ( int n , int m ) { int ans = 0 ; while ( m > n ) { if ( m % 2 != 0 ) { m ++ ; ans ++ ; } m /= 2 ; ans ++ ; } return ans + n - m ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal))) consequence: (block (expression_statement (update_expression (identifier))) (expression_statement (update_expression (identifier))))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))) (expression_statement (update_expression (identifier))))) (return_statement (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier)))))