#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C a(0x27,20,4);
int b=17,c=0;
void setup() {
a.init();
a.backlight();
}
void loop() {
// put your main code here, to run repeatedly:
a.setCursor(c,1);
a.print("saya ");
a.setCursor(b,3);
a.print("aku");
delay(200);
b--;
c++;
a.clear();
if(b==0){
b=17;
c=0;
}
}