print "Hello World"
my_str = "Hello World"

result = (234 -128)*0.923
#typecast operators
#zeichenkette string: str ()
#gleitkommazahl float: float()
#ganzzahl integer: int ()

print int (result)
print "the result is " + str(result) + "and the msg is " + my_str
print "the message is " + my_str

#print int (result)
#print "the result is " +str (result) + " " + my_str
#print "the message is " + my_str
my_list = [12, 141, 345, 5, 3, 958]

my_colleagues = ["Leon", "sila", "selma"]

for x in my_colleagues:
    print x
#print len(my_colleagues)

#i = 0
#while (i < len (my_colleagues)):
#    print my_colleagues [i]
#    i = i +1

print my_list
print my_str[3:]
#print my_collegues [2]
#print my_collegues [0]