<doocs>1826.Faulty Sensor_1.py
def badSensor( sensor1: List[int], sensor2: List[int]) -> int:
    i, n = 0, len(sensor1)
    while i < n - 1:
        if sensor1[i] != sensor2[i]:
            break
        i += 1
    while i < n - 1:
        if sensor1[i + 1] != sensor2[i]:
            return 1
        if sensor1[i] != sensor2[i + 1]:
            return 2
        i += 1
    return -1
def sample_funcname ( var_0 : List [ int ] , var_3 : List [ int ] ) -> int :
    var_5 , var_7 = 0 , len ( var_0 )
    while var_5 < var_7 - 1 :
        if var_0 [ var_5 ] != var_3 [ var_5 ] :
            break
        var_5 += 1
    while var_5 < var_7 - 1 :
        if var_0 [ var_5 + 1 ] != var_3 [ var_5 ] :
            return 1
        if var_0 [ var_5 ] != var_3 [ var_5 + 1 ] :
            return 2
        var_5 += 1
    return - 1
