{"trustable":true,"sections":[{"title":"","value":{"format":"HTML","content":"This problem is a reverse case of the \u003ca href\u003d\"http://acm.pku.edu.cn/JudgeOnline/problem?id\u003d2996\"\u003eproblem 2996\u003c/a\u003e. You are given the output of the problem H and your task is to find the corresponding input. "}},{"title":"Input","value":{"format":"HTML","content":"according to output of \u003ca href\u003d\"http://acm.pku.edu.cn/JudgeOnline/problem?id\u003d2996\"\u003eproblem 2996\u003c/a\u003e. "}},{"title":"Output","value":{"format":"HTML","content":"according to input of \u003ca href\u003d\"http://acm.pku.edu.cn/JudgeOnline/problem?id\u003d2996\"\u003eproblem 2996\u003c/a\u003e. "}},{"title":"Sample","value":{"format":"HTML","content":"\u003ctable class\u003d\u0027vjudge_sample\u0027\u003e\n\u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eInput\u003c/th\u003e\n \u003cth\u003eOutput\u003c/th\u003e\n \u003c/tr\u003e\n\u003c/thead\u003e\n\u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cpre\u003eWhite: Ke1,Qd1,Ra1,Rh1,Bc1,Bf1,Nb1,a2,c2,d2,f2,g2,h2,a3,e4\r\nBlack: Ke8,Qd8,Ra8,Rh8,Bc8,Ng8,Nc6,a7,b7,c7,d7,e7,f7,h7,h6\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e+---+---+---+---+---+---+---+---+\r\n|.r.|:::|.b.|:q:|.k.|:::|.n.|:r:|\r\n+---+---+---+---+---+---+---+---+\r\n|:p:|.p.|:p:|.p.|:p:|.p.|:::|.p.|\r\n+---+---+---+---+---+---+---+---+\r\n|...|:::|.n.|:::|...|:::|...|:p:|\r\n+---+---+---+---+---+---+---+---+\r\n|:::|...|:::|...|:::|...|:::|...|\r\n+---+---+---+---+---+---+---+---+\r\n|...|:::|...|:::|.P.|:::|...|:::|\r\n+---+---+---+---+---+---+---+---+\r\n|:P:|...|:::|...|:::|...|:::|...|\r\n+---+---+---+---+---+---+---+---+\r\n|.P.|:::|.P.|:P:|...|:P:|.P.|:P:|\r\n+---+---+---+---+---+---+---+---+\r\n|:R:|.N.|:B:|.Q.|:K:|.B.|:::|.R.|\r\n+---+---+---+---+---+---+---+---+\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}}]}