between
functions
def between(numbers, low, high):
winners = []
for num in numbers:
if (low < num) and (num < high):
winners.append(num)
return winners
def common(list1, list2):
winners = []
for item1 in list1:
if item1 in list2:
winners.append(item1)
return winners
x = [2, 8, 7, 9, -5, 0, 2]
x_btwn = between(x, 2, 10)
print x_btwn
y = [1, -3, 10, 0, 8, 9, 1]
y_btwn = between(y, -2, 9)
print y_btwn
xy_common = common(x, y)
print xy_common
inline
x = [2, 8, 7, 9, -5, 0, 2]
x_between = []
for x_i in x:
if (2 < x_i) and (x_i < 10):
x_between.append(x_i)
print x_between
y = [1, -3, 10, 0, 8, 9, 1]
y_between = []
for y_i in y:
if (-2 < y_i) and (y_i < 9):
y_between.append(y_i)
print y_between
xy_common = []
for x_i in x:
if x_i in y:
xy_common.append(x_i)
print xy_common
counting
nospace
for i in [1, 2, 3, 4]:
print "The count is", i
print "Done counting"
twospaces
for i in [1, 2, 3, 4]:
print "The count is", i
print "Done counting"
funcall
nospace
def f(x):
return x + 4
print f(1)*f(0)*f(-1)
space
def f(x):
return x + 4
print f(1) * f(0) * f(-1)
vars
def f(x):
return x + 4
x = f(1)
y = f(0)
z = f(-1)
print x * y * z
initvar
bothbad
a = 0
for i in [1, 2, 3, 4]:
a = a * i
print a
b = 1
for i in [1, 2, 3, 4]:
b = b + i
print b
good
a = 1
for i in [1, 2, 3, 4]:
a = a * i
print a
b = 0
for i in [1, 2, 3, 4]:
b = b + i
print b
onebad
a = 1
for i in [1, 2, 3, 4]:
a = a * i
print a
b = 1
for i in [1, 2, 3, 4]:
b = b + i
print b
order
inorder
def f(x):
return x + 4
def g(x):
return x * 2
def h(x):
return f(x) + g(x)
x = 1
a = f(x)
b = g(x)
c = h(x)
print a, b, c
shuffled
def h(x):
return f(x) + g(x)
def f(x):
return x + 4
def g(x):
return x * 2
x = 1
a = f(x)
b = g(x)
c = h(x)
print a, b, c
overload
multmixed
a = 4
b = 3
print a * b
c = 7
d = 2
print c * d
e = "5"
f = "3"
print e + f
plusmixed
a = 4
b = 3
print a + b
c = 7
d = 2
print c + d
e = "5"
f = "3"
print e + f
strings
a = "hi"
b = "bye"
print a + b
c = "street"
d = "penny"
print c + d
e = "5"
f = "3"
print e + f
partition
balanced
for i in [1, 2, 3, 4, 5]:
if (i < 3):
print i, "low"
if (i > 3):
print i, "high"
unbalanced
for i in [1, 2, 3, 4]:
if (i < 3):
print i, "low"
if (i > 3):
print i, "high"
unbalanced_pivot
pivot = 3
for i in [1, 2, 3, 4]:
if (i < pivot):
print i, "low"
if (i > pivot):
print i, "high"
rectangle
basic
def area(x1, y1, x2, y2):
width = x2 - x1
height = y2 - y1
return width * height
r1_x1 = 0
r1_y1 = 0
r1_x2 = 10
r1_y2 = 10
r1_area = area(r1_x1, r1_y1, r1_x2, r1_y2)
print r1_area
r2_x1 = 5
r2_y1 = 5
r2_x2 = 10
r2_y2 = 10
r2_area = area(r2_x1, r2_y1, r2_x2, r2_y2)
print r2_area
class
class Rectangle:
def __init__(self, x1, y1, x2, y2):
self.x1 = x1
self.y1 = y1
self.x2 = x2
self.y2 = y2
def width(self):
return self.x2 - self.x1
def height(self):
return self.y2 - self.y1
def area(self):
return self.width() * self.height()
rect1 = Rectangle(0, 0, 10, 10)
print rect1.area()
rect2 = Rectangle(5, 5, 10, 10)
print rect2.area()
tuples
def area(xy_1, xy_2):
width = xy_2[0] - xy_1[0]
height = xy_2[1] - xy_1[1]
return width * height
r1_xy_1 = (0, 0)
r1_xy_2 = (10, 10)
r1_area = area(r1_xy_1, r1_xy_2)
print r1_area
r2_xy_1 = (5, 5)
r2_xy_2 = (10, 10)
r2_area = area(r2_xy_1, r2_xy_2)
print r2_area
scope
diffname
def add_1(num):
num = num + 1
def twice(num):
num = num * 2
added = 4
add_1(added)
twice(added)
add_1(added)
twice(added)
print added
samename
def add_1(added):
added = added + 1
def twice(added):
added = added * 2
added = 4
add_1(added)
twice(added)
add_1(added)
twice(added)
print added
whitespace
linedup
intercept = 1
slope = 5
x_base = 0
x_other = x_base + 1
x_end = x_base + x_other + 1
y_base = slope * x_base + intercept
y_other = slope * x_other + intercept
y_end = slope * x_end + intercept
print x_base, y_base
print x_other, y_other
print x_end, y_end
zigzag
intercept = 1
slope = 5
x_base = 0
x_other = x_base + 1
x_end = x_base + x_other + 1
y_base = slope * x_base + intercept
y_other = slope * x_other + intercept
y_end = slope * x_end + intercept
print x_base, y_base
print x_other, y_other
print x_end, y_end
