实验1.python开发环境使用与编程粗体验

print('hey', 'u')

print('hey', 'u')
x, y, z = 1, 2, 3
print(x, y, z)

print('x = %d, y = %d, z = %d' % (x, y, z))
print('x={},y={},z={}'.format(x, y, z))
print(f'x={x},y={y},z={z}')

print(x)
print(y)
print(z)

print(x, end=' ')
print(y, end=' ')
print(z)

x1, y1 = 1.2, 3.57
x2, y2 = 2.26, 8.7

print('{:^40}'.format('输出1'))
print('x1={},y1={}'.format(x1, y1))
print('x2={},y2={}'.format(x2, y2))

print('{:^40}'.format('输出2'))
print('x1={:.1f},y1={:.1f}'.format(x1, y1))
print('x2={:.1f},y2={:.1f}'.format(x2, y2))

print('{:^40}'.format('输出3'))
print('x1={:<15,.1f},y1={:<15,.1f}'.format(x1, y1))
print('x2={:<15,.1f},y2={:<15,.1f}'.format(x2, y2))

print('{:^40}'.format('输出3'))
print('x1={:>15,.1f},y1={:>15,.1f}'.format(x1, y1))
print('x2={:>15,.1f},y2={:>15,.1f}'.format(x2, y2))

name1, age1 = 'Bill', 19
name2, age2 = 'Hellen', 18
title = 'Personnel Information'
print(f'{title:=^40}')
print(f'name: {name1:10} age: {age1:3}')
print(f'name: {name2:10} age: {age2:3}')
print(40*'=')

r1 = eval('1 + 2')
print(type(r1), r1)
r2 = eval('1+2j')
print(type(r2), r2)
r3 = eval('"python"')
print(type(r3), r3)
r4 = eval('7, 42')
print(type(r4), r4)

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

ans1 = 0.1 + 0.2
print(f'0.1 + 0.2 = {ans1}')

import decimal

ans2 = decimal.Decimal('0.1') + decimal.Decimal('0.2')
print(f'0.1 + 0.2 = {ans2}')

print(chr(0x1f600), end=" ")
print(chr(0x1f601), end=" ")
print(chr(0x1f602), end=" ")
print(chr(0x1f603), end=" ")
print(chr(0x1f604))
print(chr(10000), end=" ")
print(chr(0x025b), end=" ")
print(chr(0x2708), end=" ")
print(chr(0x00A5), end=" ")
print(chr(0x266b))
print(ord('a'), end=" ")
print(ord('b'), end=" ")
print(ord('c'))
print(ord('A'), end=" ")
print(ord('B'), end=" ")
print(ord('C'))
print(ord('0'), end=" ")
print(ord('1'), end=" ")
print(ord('2'))

import math
n = float(input('输入一个数:'))
ans1 = n**0.5
ans2 = pow(n, 0.5)
ans3 = math.sqrt(n)
print('%.2f的平方根是: %.2f' %(n, ans1))
print('{:.2f}的平方根是: {:.2f}'.format(n, ans2))
print(f'{n:.2f}的平方根是: {ans3:.2f}')

import math
text = '''
好奇心是人的天性。
理想情况下，学习新东西是让人愉快的事。
但学校里的学习似乎有点像苦役。
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。
'''
print(text)
r = float(input('给学习画一个大饼，大饼要做的很大，半径要这么大: '))
circle = 2*math.pi*r

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...')

x = eval(input('输入一个数:'))
y = x**365
print(f'{x}的365次方：{y}')

import math
T0 = eval(input('蛋的原始温度：'))
p = 1.038
c = 3.7
k = 0.0054
M = 67
t = ((M**2/3)*c*(p**1/3))*math.log(0.76*(T0-100)/(70-100))/(k*(math.pi**2)*((4*math.pi/3)**2/3))
m = int(t//60)
s = int(t % 60)
print('T0=', T0, '摄氏度,t=', m, '分', s, '秒')

print('欢迎使用家电销售系统')
print('******************************************')
print('%-10s'%'编号','%-10s'%'名称','%-10s'%'品牌','%-10s'%'价格','%-10s'%'库存数量')
print('------------------------------------------')
print('%-10s'%'0001','%-10s'%'电视机','%-10s'%'海尔','%10.2f'%5999.00,'%10d'%20)
print('%-10s'%'0002','%-10s'%'冰箱','%-10s'%'西门子','%10.2f'%6998.00,'%10d'%15)
print('%-10s'%'0003','%-10s'%'洗衣机','%-10s'%'小天鹅','%10.2f'%1999.00,'%10d'%10)
print('%-10s'%'0004','%-10s'%'空调','%-10s'%'格力','%10.2f'%3900.00,'%10d'%0)
print('%-10s'%'0005','%-10s'%'热水器','%-10s'%'美的','%10.2f'%688.00,'%10d'%30)
print('%-10s'%'0006','%-10s'%'笔记本','%-10s'%'联想','%10.2f'%5699.00,'%10d'%10)
print('%-10s'%'0007','%-10s'%'微波炉','%-10s'%'苏泊尔','%10.2f'%480.50,'%10d'%33)
print('%-10s'%'0008','%-10s'%'投影仪','%-10s'%'松下','%10.2f'%1250.00,'%10d'%12)
print('%-10s'%'0009','%-10s'%'吸尘器','%-10s'%'飞利浦','%10.2f'%999.00,'%10d'%9)
product_id = input('请输入您要购买的产品编号：')
price = float(input('请输入你要购买的产品价格：'))
count = int(input('请输入你要购买的产品数量：'))
print('购买成功，您需要支付',price*count,'元')
print('谢谢您的光临，下次再见')