<doocs>1432.Max Difference You Can Get From Changing an Integer_1.py
def maxDiff( num: int) -> int:
    a, b = str(num), str(num)
    for c in a:
        if c != '9':
            a = a.replace(c, '9')
            break
    for i, c in enumerate(b):
        if i == 0:
            if c != '1':
                b = b.replace(c, '1')
                break
        else:
            if c != '0' and c != b[0]:
                b = b.replace(c, '0')
                break
    return int(a) - int(b)
def sample_funcname ( var_0 : int ) -> int :
    var_3 , var_4 = str ( var_0 ) , str ( var_0 )
    for var_5 in var_3 :
        if var_5 != '9' :
            var_3 = var_3.replace ( var_5 , '9' )
            break
    for var_9 , var_5 in enumerate ( var_4 ) :
        if var_9 == 0 :
            if var_5 != '1' :
                var_4 = var_4.replace ( var_5 , '1' )
                break
        else :
            if var_5 != '0' and var_5 != var_4 [ 0 ] :
                var_4 = var_4.replace ( var_5 , '0' )
                break
    return int ( var_3 ) - int ( var_4 )
