Python123: Python基本语法元素 (第1周)

1、温度转换

TempStr=input("")
if TempStr[-1] in [‘F’,‘f’]:
C=(eval(TempStr[0:-1])-32)/1.8
print("{:.2f}C".format©)
elif TempStr[-1] in [‘C’,‘c’]:
F =1.8*eval(TempStr[0:-1])+32
print("{:.2f}F".format(F))
else:
print(“输入格式错误”)
100391558424175987

2、Hello World I

print(“Hello World”)

3、温度转换 II

temstrt = input("")
if temstrt[0] in [‘F’]:
F = (eval(temstrt[1:])-32)/1.8
print(“C{:.2f}”.format(F))
elif temstrt[0] in [‘C’]:
C = 1.8*eval(temstrt[1:])+32
print(“F{:.2f}”.format©)

4、货币转换 I

OJ = input("")
if OJ[0:3] in [‘RMB’]:
o = eval(OJ[3:])/6.78
print(“USD{:.2f}”.format(o))
elif OJ[0:3] in [‘USD’]:
j = eval(OJ[3:])*6.78
print(“RMB{:.2f}”.format(j))