x = input("enter number: ") #initialization
while x != 0: #condition
    print "Your number is ", x #body
    x = input("enter number: ") #update


x = input ("enter number between 1 and 100: ")
while x < 1 or  x > 100:
    print "Your number is invalid"
    x = input ("enter number between 1 and 100: ")


for x in range(5, 10):
    print x

mystring = "CS is cool!"
for bob in mystring:
    if bob != 's':
        print bob

while 1:
    num = input("Enter number, 0 to quit: ")
    #if num == 0:
        #break
print "done with loop"



for i in range(3):
    for a in range(5):
        print "*",
    print 

i=1
a=1

while i <= 3:
    a = 0
    while a <= 5:
        print "*",
        a = a + 1
    print
    i = i + 1