"""
while(1):
    count = int(input("Enter posisitive count "))
    if count < 100:
        print("Lockdown over")
        break
    print("lockdown continue")
"""

while(1):
    studyHours = int(input("Enter study hours "))
    if studyHours < 20:
        print("Study hard bro")
        break
    print("Keep it up")
