题解 | #进制转换#
进制转换
https://www.nowcoder.com/practice/deb19498bc644f53a6a99905ef5ee01d
list1 = ["A", "B", "C", "D", "E", "F"]
while True:
try:
tdata = input()
rdata = tdata[2:]
num = 0
for i in range(len(rdata)):
if "A" <= rdata[i] <= "F":
num += 16 ** (len(rdata) - i - 1) * (list1.index(rdata[i]) + 10)
elif "0" <= rdata[i] <= "9":
num += 16 ** (len(rdata) - i - 1) * (int(rdata[i]))
print(num)
except EOFError:
break
