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is the last digit?checkoddx30sumeven0sumodd0index1index1index1index1111100what is the last digit?checkoddx30sumeven0sumodd0index1index1index1index11111000,1,3,4,5,6,7,8,9,1,61201,3,5,7,9,10,4,6,8,6,2030790110117