《Python 语言程序设计》平时作业1

软件学院-软件工程(互联网“+”) 2018091202000 Lolipop

1

《Python 语言程序设计》平时作业

>>1、

（1）

>>> print(a)

[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14] ——list

>>> print(b)

（3）

>>> c = list(range(1,101,2))

>>> print(c)

[1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45, 47, 49,

51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,

97, 99]

>>2、

a, b, c = map(str, input().split(','))

软件学院-软件工程(互联网“+”) 2018091202000 Lolipop

2

# 单分支

if m%2==1:

print(m**(1/2))

if m%2==0:

print(m**(1/3))

# 双分支

if m%2==1:

print(m**(1/2))

else:

print(m**(1/3))

>>4、

（1）

sum = 0

for i in range(1,1001):

sum = sum + 1/(4*i-3) - 1/(4*i-1)

print(4*sum)

软件学院-软件工程(互联网“+”) 2018091202000 Lolipop

3

（2）

if n<0.000001:

print(4 * sum)

exit(0)

>>5、

total = 0

s = input("input the words: ")

s = s.upper()

>>6、

import numpy as np

x = y = 5

total = 36

a = np.zeros((x+1,y+1))

软件学院-软件工程(互联网“+”) 2018091202000 Lolipop

4

for x in range(0,6):

for y in range(0,6):

if x == 0 or y == 0 or x==5 or y==5 or x==y or (x+y) == 5:

a[x][y] = 1

total -= 1

print("\n")

print(a)

print("zero num:",total)

>>7、

grade = {'jason':45,'lollipop':55,'mike':30,'andy':70,'dengcong':62,

'songjingshen':34,'anny':24,'zhouzhizhen':77,'dis':20,'op':13,

软件学院-软件工程(互联网“+”) 2018091202000 Lolipop

5

total = 0

for i in grade:

if grade[i] < low:

low = grade[i]

if grade[i] > high:

high = grade[i]

total += grade[i]

aver = total / 30

print("lowest grade is: {0}\nhighest grade is: {1}\naverage grade is:

{2}".format(low,high,aver))

>>8、

import random

len_a = random.randint(0,10)

len_b = 10 - len_a

list_a = [random.randint(0,10) for a in range(0,len_a)]

list_b = [random.randint(0,10) for b in range(0,len_b)]

print("list_A is:",list_a,"\nlen_A = {}".format(len_a))

list_e = []

if i > high:

high = i

if i < low: