sdnu 1248.B.陆历川玩数位

1248.B.陆历川玩数位 Time Limit: 500 MS    Memory Limit: 131072 KB Total Submission(s): 11    Accepted Submission(s): 7 Description A number X have n digits(A1A2A3......An)ios F(x) = A1*2n-1 + A2*2n-1 .....+

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