static long __gcd ( long n1 , long n2 ) {
  long gcd = 1 ;
  for ( int i = 1 ;
  i <= n1 && i <= n2 ;
  ++ i ) {
    if ( n1 % i == 0 && n2 % i == 0 ) {
      gcd = i ;
    }
  }
  return gcd ;
}

static long __gcd ( long n1 , long n2 ) { long gcd = 1 ; for ( int i = 1 ; i <= n1 && i <= n2 ; ++ i ) { if ( n1 % i == 0 && n2 % i == 0 ) { gcd = i ; } } return gcd ; }
(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))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (identifier) right: (identifier))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal)) right: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal)))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (identifier))))))) (return_statement (identifier))))