Function encode

ccan/ccan/strset/test/run-hibit.c:8–14

#define NUM 1000

static void encode(char template[3], unsigned int val)
{
	assert(val < 255 * 255);
	template[0] = (val / 255) + 1;
	template[1] = (val % 255) + 1;
	template[2] = '\0';
}

static bool in_order(const char *value, unsigned int *count)
{