Difference between revisions of "CSC111 Block and Loop Exercises"
| Line 1: | Line 1: | ||
| + | Predict the output of the following python statements | ||
| + | =Python Version 3= | ||
| + | |||
| + | <source lang="python"> | ||
| + | |||
| + | # ----------------------------------------- | ||
| + | # program1.py | ||
| + | |||
| + | def main(): | ||
| + | a = 3 | ||
| + | b = 5 | ||
| + | print( "a+b=", a+b ) | ||
| + | |||
| + | main() | ||
| + | |||
| + | # ----------------------------------------- | ||
| + | # program2.py | ||
| + | |||
| + | print( "hello!" ) | ||
| + | def main(): | ||
| + | a, b = 3, 5 | ||
| + | print( "a+b=", a+b ) | ||
| + | |||
| + | main() | ||
| + | |||
| + | # ----------------------------------------- | ||
| + | # program3.py | ||
| + | |||
| + | print( "hello!" ) | ||
| + | def main(): | ||
| + | a, b = 3, 5 | ||
| + | print( "a+b=", a+b ) | ||
| + | print( "bye!" | ||
| + | |||
| + | main() | ||
| + | |||
| + | # ----------------------------------------- | ||
| + | # program4.py | ||
| + | |||
| + | print "hello!" | ||
| + | def main(): | ||
| + | a, b = 3, 5 | ||
| + | print "a+b=", a+b | ||
| + | print "bye!" | ||
| + | |||
| + | # ----------------------------------------- | ||
| + | # program5.py | ||
| + | |||
| + | a = 7 | ||
| + | def main(): | ||
| + | a, b = 3, 5 | ||
| + | print( "a+b=", a+b ) | ||
| + | |||
| + | print( a ) | ||
| + | |||
| + | main() | ||
| + | |||
| + | # ----------------------------------------- | ||
| + | # program6.py | ||
| + | |||
| + | def main(): | ||
| + | for name in [ 'Alex', 'Kate', 'John', 'Monique' ]: | ||
| + | print( "hello", end=", " ) | ||
| + | print name | ||
| + | |||
| + | main() | ||
| + | |||
| + | |||
| + | # ----------------------------------------- | ||
| + | # program7.py | ||
| + | |||
| + | def main(): | ||
| + | for name in [ 'cat', 'dog', 1, 3.14159 ]: | ||
| + | print( "item is", name ) | ||
| + | |||
| + | main() | ||
| + | |||
| + | |||
| + | |||
| + | </source> | ||
| + | =Python Version 2= | ||
| + | |||
<source lang="python"> | <source lang="python"> | ||
| − | |||
# ----------------------------------------- | # ----------------------------------------- | ||
Revision as of 08:32, 19 September 2011
Predict the output of the following python statements
Python Version 3
# -----------------------------------------
# program1.py
def main():
a = 3
b = 5
print( "a+b=", a+b )
main()
# -----------------------------------------
# program2.py
print( "hello!" )
def main():
a, b = 3, 5
print( "a+b=", a+b )
main()
# -----------------------------------------
# program3.py
print( "hello!" )
def main():
a, b = 3, 5
print( "a+b=", a+b )
print( "bye!"
main()
# -----------------------------------------
# program4.py
print "hello!"
def main():
a, b = 3, 5
print "a+b=", a+b
print "bye!"
# -----------------------------------------
# program5.py
a = 7
def main():
a, b = 3, 5
print( "a+b=", a+b )
print( a )
main()
# -----------------------------------------
# program6.py
def main():
for name in [ 'Alex', 'Kate', 'John', 'Monique' ]:
print( "hello", end=", " )
print name
main()
# -----------------------------------------
# program7.py
def main():
for name in [ 'cat', 'dog', 1, 3.14159 ]:
print( "item is", name )
main()
Python Version 2
# -----------------------------------------
# program1.py
def main():
a = 3
b = 5
print "a+b=", a+b
main()
# -----------------------------------------
# program2.py
print "hello!"
def main():
a, b = 3, 5
print "a+b=", a+b
main()
# -----------------------------------------
# program3.py
print "hello!"
def main():
a, b = 3, 5
print "a+b=", a+b
print "bye!"
main()
# -----------------------------------------
# program4.py
print "hello!"
def main():
a, b = 3, 5
print "a+b=", a+b
print "bye!"
# -----------------------------------------
# program5.py
a = 7
def main():
a, b = 3, 5
print "a+b=", a+b
print a
main()
# -----------------------------------------
# program6.py
def main():
for name in [ 'Alex', 'Kate', 'John', 'Monique' ]:
print "hello",
print name
main()
# -----------------------------------------
# program7.py
def main():
for name in [ 'cat', 'dog', 1, 3.14159 ]:
print "item is", name
main()
# Questions:
# =========
# - What happens if we add lists together?
#
# - What about the range() function?
#
# - Where can I find more information about range()?
