n = int(input())
x = list(map(int,input().split()))
y = list(map(int,input().split()))
xy = set(x)
xy.update(y)
flag = False
while n > 0:
if n in xy:
n -= 1
continue
else:
flag = True
break
if flag:
print('Oh, my keyboard!')
else:
print('I become the guy.')
As per my understanding of the problem desc, I am not missing anything here. I am new here so correct me if I am wrong.
Test case description. Input 3
1 2
2 2 3
Participant's output I become the guy.
Jury's answer Oh, my keyboard!
Checker comment wrong answer 1st lines differ — expected: 'Oh, my keyboard!', found: 'I become the guy.'