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")