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Q1009_Complement_of_Base_10_Integer.py
Views: 127 | Author: djdj
def bitwiseComplement(self, num):
        if num==0:
            return 1
        s = []
        while num > 0:
            r = str(num % 2)
            s.append(r)
            num = num // 2
        s = s[::-1]
        b = "".join(d for d in s)
        x = b.replace('0', '2').replace('1', '0').replace('2', '1')
        sum=0
        i=0
        x = int(x)
        while(x>0):
            r1 = x % 10
            m = r1 * pow(2,i)
            i = i+1
            x = x // 10
            sum = sum + m
        return sum

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