实验一

 

 1 print('hey, u')
 2 
 3 print('hey', ' u')
 4 x,y,z = 1,2,3
 5 print(x, y, z)
 6 
 7 print('x = %d, y = %d, z = %d' %(x,y,z)) 
 8 print('x = {}, y = {}, z = {}'.format(x,y,z))
 9 print(f'x = {x}, y = {y}, z = {z}')
10 
11 print(x) 
12 print(y)
13 print(z)
14 
15 print(x, end=' ')
16 print(y, end=' ')
17 print(z)

  

 1 x1, y1 = 1.2, 3.57
 2 x2, y2 = 2.26, 8.7
 3 print('{:-^40}'.format(''))
 4 print('x1={},y1={}'.format(x1, y1))
 5 print('x2={},y2={}'.format(x2, y2))
 6 
 7 print('{:-^40}'.format(''))
 8 print('x1={:.1f},y1={:.1f}'.format(x1, y1))
 9 print('x2={:.1f},y2={:.1f}'.format(x2, y2))
10 
11 print('{:-^40}'.format(''))
12 print('x1={:<15.1f},y1={:<15.1f}'.format(x1, y1))
13 print('x2={:<15.1f},y2={:<15.1f}'.format(x2, y2))
14 
15 print('{:-^40}'.format(''))
16 print('x1={:>15.1f},y1={:>15.1f}'.format(x1, y1))
17 print('x2={:>15.1f},y2={:>15.1f}'.format(x2, y2))

 

1 name1,age1="Bill",19
2 name2,age2="Hellen",18
3 title="Personnel Information"
4 
5 print(f"{title:=^40}")
6 print(f"name:{name1:10},age:{age1:3}")
7 print(f"name:{name2:10},age:{age2:3}")
8 print(40*"=")

 1 r1 = eval('1 + 2')
 2 print(type(r1), r1)
 3 
 4 r2 = eval('[1, 6, 7.5]')
 5 print(type(r2), r2)
 6 
 7 r3 = eval('"python"')
 8 print(type(r3), r3)
 9 
10 r4 = eval('7, 42')
11 print(type(r4), r4)

 

1 x,y = eval(input('Enter two oprands:'))
2 ans = x + y
3 print(f'{x}+{y}={ans}')
4 print(f'{type(x)}+{type(y)}={type(ans)}')

1 ans1 = 0.1 + 0.2
2 print(f'0.1 + 0.2 = {ans1}')
3 
4 from decimal import Decimal
5 
6 ans2 = Decimal('0.1') + Decimal('0.2')
7 print(f'0.1 + 0.2 = {ans2}')

 1 print(chr(0x1f600), end = " ")
 2 print(chr(0x1f601), end = " ")
 3 print(chr(0x1f602), end = " ")
 4 print(chr(0x1f603), end = " ")
 5 print(chr(0x1f604))
 6 print(chr(10000), end=" ")
 7 print(chr(0x025b), end=" ")
 8 print(chr(0x2708), end=" ")
 9 print(chr(0x00A5), end=" ")
10 print(chr(0x266b))
11 print(ord('a'), end = " ")
12 print(ord('b'), end = " ")
13 print(ord('c'))
14 print(ord('A'), end = " ")
15 print(ord('B'), end = " ")
16 print(ord('C'))
17 print(ord('0'), end = " ")
18 print(ord('1'), end = " ")
19 print(ord('2'))

1 from math import sqrt
2 n = float(input('输入一个数:'))
3 
4 ans1 = sqrt(n)
5 ans2 = n**0.5
6 print('%.2f的平方根是: %.2f' %(n, ans1))
7 print('{:.2f}的平方根是: {:.2f}'.format(n, ans2)) 
8 print(f'{n:.2f}的平方根是: {ans2:.2f}')

 1 from math import pi
 2 text = '''
 3 好奇心是人的天性。
 4 理想情况下,学习新东西是让人愉快的事。
 5 但学校里的学习似乎有点像苦役。
 6 有时候,需要画一个大饼,每次尝试学一些新鲜的,才会每天变得更好一点点。
 7 '''
 8 print(text)
 9 r = float(input('给学习画一个大饼,大饼要做的很大,半径要这么大: '))
10 circle = 2*pi*r
11 print(f'绕起来,大饼的圆周有这么长, {circle}, 够不够激发你探索未知的动力...')

1 x=eval(input('一个数:'))
2 y=x ** (365)
3 print(f'x的365次方:{y}')

 1 import math
 2 To = eval(input("请输入放入水中之前蛋的原始温度: "))
 3 p = 1.038
 4 c = 3.7
 5 K = 5.4*10**(-3)
 6 M = 67
 7 Tw = 100
 8 Ty = 70
 9 pi = math.pi #得到圆周率
10 mu_0 = ((M**2/3)*c*(p**1/3))/(K*(pi**2)*(4*pi/3)**2/3)
11 mu_1 = math.log(0.76*(To-Tw)/(Ty-Tw))
12 t = mu_0*mu_1
13 minutes = t//60 #得到t的分位
14 seconds = t%60 #得到t的秒位
15 print(f"To={To}°C,t={minutes:02.0f}分{seconds:.1f}秒")

 

posted @ 2022-03-27 12:55  宋烨  阅读(13)  评论(3编辑  收藏  举报