static int countIntegralSolutions ( int n ) {
  int result = 0 ;
  for ( int i = 0 ;
  i <= n ;
  i ++ ) for ( int j = 0 ;
  j <= n - i ;
  j ++ ) for ( int k = 0 ;
  k <= ( n - i - j ) ;
  k ++ ) if ( i + j + k == n ) result ++ ;
  return result ;
}

static int countIntegralSolutions ( int n ) { int result = 0 ; for ( int i = 0 ; i <= n ; i ++ ) for ( int j = 0 ; j <= n - i ; j ++ ) for ( int k = 0 ; k <= ( n - i - j ) ; k ++ ) if ( i + j + k == n ) result ++ ; return result ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (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: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (binary_expression left: (identifier) right: (identifier))) update: (update_expression (identifier)) body: (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier)))) update: (update_expression (identifier)) body: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier)) right: (identifier))) consequence: (expression_statement (update_expression (identifier))))))) (return_statement (identifier))))