#include<LiquidCrystal.h>


liquidCrystal Lcd(12,11,5,4,3,2);


char fio[]={
  "hello",
  "world",

};


int numWords=sizeof(fio)/sizeof(fio[0]);
void setup() {
  // put your setup code here, to run once:
lcd.begin(16,2);
randomSeed(analogRead(0));
}

void loop() {
  // put your main code here, to run repeatedly:

int randomIndex=random(numWords);
lcd.clear();

lcd.set.Cursor(0,0);
lcd.print(fio[randomIndex]);

delay(2000);

}