################################判断奇数偶数
num = int(input("请输入一个数:"))
if num % 2 == 0:
print("%d是偶数"% (num))
else:
print("%d是奇数"% (num))
##############################温度转化
TempStr = input()
if TempStr[-1] in ['F', 'f']:
C = (eval(TempStr[0:-1]) - 32)/1.8
print("{:.2f}C".format(C))
elif TempStr[-1] in ['C', 'c']:
F = 1.8*eval(TempStr[0:-1]) + 32
print("{:.2f}F".format(F))
######################################验证水仙花数字
num = int(input("请输入一个数字:"))
if num >= 100 and num = 10000 and num <= 99999:
w = num // 10000
q = num % 10000 // 1000
s = num % 10000 % 1000 % 100 // 10
g = num % 10000 % 1000 % 100 % 10
if w == g and q == s:
print("%d是回文数"%(num))
else:
print("%d不是回文数"%(num))
else:
print("数字无效")
#####################################是否是闰年
year = int(input("请输入一个数字:"))
if (year % 4 == 0 and year % 100 != 0 ) or (year % 400 == 0):
print("%d是闰年"%(year))
else:
print("%d不是闰年"%(year))