题解 | #整数与IP地址间的转换#
整数与IP地址间的转换
https://www.nowcoder.com/practice/66ca0e28f90c42a196afd78cc9c496ea
while True:
try:
#IP地址转整数：
s = input().split('.')
s = [bin(int(i))[2:].rjust(8,'0') for i in s]
l = ''
for i in s:
l += i
print(int(l,2))
#整数转IP地址：
n = int(input())
k = bin(n)[2:].rjust(32,'0')
print(k)
m = []
for i in range(0,len(k),8):
m.append(int(k[i:i+8],2))
print('{0}.{1}.{2}.{3}'.format(m[0],m[1],m[2],m[3]))
except:
break
