#include <stddef.h>
#include <stdio.h>

#define L1 1
#define L2 2
#define L3 3
#define L4 4
#define C1 5
#define C2 6
#define C3 7
#define C4 8

void set_pin(int id, short state, size_t *row, size_t *col, char *sequence,
             size_t *pointer);

static char *sequence;
static size_t *pointer;
static size_t row_main = 0;
static size_t col_main = 0;