#include <stdio.h>
#include "util.h"
#define MAX_RETRIES 3
/** A 2D point. */
typedef struct Point {
double x;
double y;
} Point;
/** Adds two numbers. */
int add(int a, int b) {
return a + b;
}
enum Color { RED, GREEN };
static int helper(int v) {
return v * 2;
}