{"trustable":false,"sections":[{"title":"","value":{"format":"HTML","content":"黄弘毅突然兴致大发准备免费送房子,m表示人,H表示房子,每个房子只能进一个人,房子数等于人数。黄弘毅为了方便起见决定要让所有人到自己的房子的距离和最小,请问这个距离和是多少?\n"}},{"title":"Input","value":{"format":"HTML","content":"输入n和m,给出一个n*m的图"}},{"title":"Output","value":{"format":"HTML","content":"输出最小距离和"}},{"title":"Sample Input","value":{"format":"HTML","content":"\u003cpre class\u003d\"sio\"\u003e2 2\n.m\nH.\n5 5\nHH..m\n.....\n.....\n.....\nmm..H\n7 8\n...H....\n...H....\n...H....\nmmmHmmmm\n...H....\n...H....\n...H....\n0 0\n\u003c/pre\u003e"}},{"title":"Sample Output","value":{"format":"HTML","content":"\u003cpre class\u003d\"sio\"\u003e2\n10\n28\n\u003c/pre\u003e"}}]}