求助（帮我同学调的，对比输出没发现什么区别）

代码

点7WA 输入:

2 8 2
--09-8-w-er-7h-08w-e7-hc-r890-q7w-eh-rc98-07-q8-ewr-8h-c-8-294-5-dsf--k-h-2-48-3k-h-sd-fq-a-

应该输出：

--09-8-w-er-7h-08w-e7-hcQQQQQQQQPPPPPPPPOOOOOOOONNNNNNNNMMMMMMMMLLLLLLLLKKKKKKKKJJJJJJJJIIIIIIIIHHHHHHHHGGGGGGGGFFFFFFFFEEEEEEEEDDDDDDDDr890-q7w-ehQQQQQQQQPPPPPPPPOOOOOOOONNNNNNNNMMMMMMMMLLLLLLLLKKKKKKKKJJJJJJJJIIIIIIIIrc98-07-q8-ewr-8h-c-8-2945-dsf--k-h-23333333348-3k-hRRRRRRRRQQQQQQQQPPPPPPPPOOOOOOOONNNNNNNNMMMMMMMMLLLLLLLLKKKKKKKKJJJJJJJJIIIIIIIIsdEEEEEEEEfq-a-

本地输出：

--09-8-w-er-7h-08w-e7-hcQQQQQQQQPPPPPPPPOOOOOOOONNNNNNNNMMMMMMMMLLLLLLLLKKKKKKKKJJJJJJJJIIIIIIIIHHHHHHHHGGGGGGGGFFFFFFFFEEEEEEEEDDDDDDDDr890-q7w-ehQQQQQQQQPPPPPPPPOOOOOOOONNNNNNNNMMMMMMMMLLLLLLLLKKKKKKKKJJJJJJJJIIIIIIIIrc98-07-q8-ewr-8h-c-8-2945-dsf--k-h-23333333348-3k-hRRRRRRRRQQQQQQQQPPPPPPPPOOOOOOOONNNNNNNNMMMMMMMMLLLLLLLLKKKKKKKKJJJJJJJJIIIIIIIIsdEEEEEEEEfq-a-

报错：

Wrong Answer.wrong answer On line 1 column 2, read 0, expected -.

错误答案。错误答案在第1行第2列，读数为0，应为-。