#include <inttypes.h>
#include <stdio.h>

typedef struct {
	uint64_t hi;
	uint64_t lo;
} uint128_t;

int srch128(uint128_t, size_t, uint128_t *);

int srch128(uint128_t t, size_t size, uint128_t *a)
{
	for (int i = 0; i < (signed)size; i++)
		if (t.hi == a[i].hi && t.lo == a[i].lo)
			return i;
	return -1;
}