题解 | #进制转换#
进制转换
http://www.nowcoder.com/practice/8f3df50d2b9043208c5eed283d1d4da6
while True:
try:
s = input().strip()
except EOFError:
break
#开始处理每一组输入
def getweight(ch):
if ord(ch) >= ord('A') and ord(ch) <= ord('F'):
return 10 + ord(ch) - ord('A')
else:
return int(ch)
s = s.upper()
num = 0
for i in range(2,len(s)):
ch = s[i]
num += getweight(ch)
if i+1 < len(s):
num = num * 16
print(num)
