if difficulty == "easy" {randomize();randval = irandom_range(0,19);while randval = old_randval {randomize();randval = irandom_range(0,19);}showquestion = question[randval];old_randval = randval;} else if difficulty == "medium" {randomize();randval = irandom_range(20,39); while randval = old_randval {randomize();randval = irandom_range(20,39);} showquestion = question[randval];old_randval = randval;}