{"trustable":false,"sections":[{"title":"题目描述","value":{"format":"HTML","content":"\u003cpre\u003e给出两个字符串x 与 y,其中x的长度为n,y的长度为m,并且m\u003e\u003dn,y可以经过\n删除一个字母\n添加一个字母\n转换一个字母\n三种操作得到x,问最少可以经过多少次操作\u003c/pre\u003e\n\u003cstrong\u003e注意多组输入\u003c/strong\u003e"}},{"title":"Input","value":{"format":"HTML","content":"\u003cp\u003eThe input consists of the strings \u003ci\u003ex\u003c/i\u003e and \u003ci\u003ey\u003c/i\u003e prefixed by their respective lengths, which are within 1000.\u003c/p\u003e"}},{"title":"Output","value":{"format":"HTML","content":"\u003cp\u003eAn integer representing the minimum number of possible operations to transform any string \u003ci\u003ex\u003c/i\u003e into a string \u003ci\u003ey\u003c/i\u003e.\u003c/p\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\u003e10 AGTCTGACGC\n11 AGTAAGTAGGC\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e4\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}}]}