while (True):
    str1=input("Enter the age: ")
    if not str1:
        break
    if (int(str1) >0 and int(str1) <=1):
        print ("Infant")
    elif (int(str1) >=1 and int(str1) < 18):
        print("Child")
    elif (int(str1) >=18 and int(str1) <= 60):
        print("Adult")
    else:
        print ("Senior citizen")







60f6e36ffb8953663d5597619d85c98f7cdea3cf
<mask token>

while True:
    str1 = input('Enter the age: ')
    if not str1:
        break
    if int(str1) > 0 and int(str1) <= 1:
        print('Infant')
    elif int(str1) >= 1 and int(str1) < 18:
        print('Child')
    elif int(str1) >= 18 and int(str1) <= 60:
        print('Adult')
    else:
        print('Senior citizen')

while (True):
    str1=input("Enter the age: ")
    if not str1:
        break
    if (int(str1) >0 and int(str1) <=1):
        print ("Infant")
    elif (int(str1) >=1 and int(str1) < 18):
        print("Child")
    elif (int(str1) >=18 and int(str1) <= 60):
        print("Adult")
    else:
        print ("Senior citizen")






