DurzoO

#include <Keypad.h>

const byte ROWS = 4; //four rows
const byte COLS = 10; //three columns
char keys[ROWS][COLS] = {
  {'q','w','e','r','t','y','u','i','o','p'},//THESE ARE FOR POSITION IN THE MATRIX ONLY 
  {'a','s','d','f','g','h','j','k','l',';'},//FOR REFERENCE
  {'z','x','c','v','b','n','m',',','.',' '},//IF YOU ALTER THESE YOU GOING TO HAVE A BAD TIME
  {'1','2','3','4','5','6','7','8','9','0'},
};