static boolean coPrime ( int n1 , int n2 ) {
  if ( gcd ( n1 , n2 ) == 1 ) return true ;
  else return false ;
}

static boolean coPrime ( int n1 , int n2 ) { if ( gcd ( n1 , n2 ) == 1 ) return true ; else return false ; }
(method_declaration (modifiers) type: (boolean_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier))) right: (decimal_integer_literal))) consequence: (return_statement (true)) alternative: (return_statement (false)))))