static void printPairs ( int arr [ ] , int n ) {
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    for ( int j = 0 ;
    j < n ;
    j ++ ) {
      System . out . print ( "(" + arr [ i ] + ", " + arr [ j ] + ")" + ", " ) ;
    }
  }
}

static void printPairs ( int arr [ ] , int n ) { for ( int i = 0 ; i < n ; i ++ ) { for ( int j = 0 ; j < n ; j ++ ) { System . out . print ( " ( " + arr [ i ] + " , ▁ " + arr [ j ] + " ) " + " , ▁ " ) ; } } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (string_literal) right: (array_access array: (identifier) index: (identifier))) right: (string_literal)) right: (array_access array: (identifier) index: (identifier))) right: (string_literal)) right: (string_literal)))))))))))