HJ base conversion

describe
Write a program , Accept a hexadecimal number , Output the decimal representation of the value .

Data range ： Make sure the results are in 1≤n≤2³¹-1

Input description ：
Enter a string of hexadecimal values .

Example 1
Input ：0xAA
Output ：170

python solution

while True:
    try:
        s = input()
        print(int(s, 16))
    except:
        break

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