num = 0
if (num < 0):
    print("negative")
elif (num > 0):
    print("positive")
else:
    print("zero")

zero

age = 15
if(age > 13 < 19):
    print("teenager")
else:
    print("not a teenager")

teenager

num1 = 15
num2 = 15
if(num1>num2):
    print("greater")
elif(num1<num2):
    print("lesser")
else:
    print("equal")

equal

score = 45
if (score >= 50):
    print("Pass")
else:
    print("Fail")

Fail

time = float(input("Enter the time (0-23): "))
if 5 <= time < 12:
    print("Morning")
elif 12 <= time < 18:
    print("Afternoon")
elif (18 <= time <= 23) or (0 <= time < 5):
    print("Evening")
else:
    print("Invalid hour!")

Enter the time (0-23):  25


Invalid hour!