{"trustable":false,"sections":[{"title":"","value":{"format":"HTML","content":"\n \u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\n 小明喜欢吃小熊软糖和小熊硬糖,现在小明收集了N(N\u003c\u003d100000)个这两种糖,编号为1~N。有M(M\u003c\u003d100000)个操作:\u003cbr\u003e\n1. D a b 表示 a 和 b 是属于不同种类的糖\u003cbr\u003e\n2. A a b 询问这两种糖是什么关系,如果他们是同种糖,那么输出“In the same gang.”。如果不是同种类的糖,那么输出 “In different gangs.”。 如果不确定输出 “Not sure yet.”\n \u003c/div\u003e"}},{"title":"Input","value":{"format":"HTML","content":"\n \u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\n 多组数据。第一行是数据总数 T (1 \u0026lt;\u003d T \u0026lt;\u003d 20)每组数据第一行是N、M,接下来M行是操作\n \u003c/div\u003e"}},{"title":"Output","value":{"format":"HTML","content":"\n \u003cdiv class\u003d\"ptx\" lang\u003d\"en-US\"\u003e\n 对于每一个A操作,回答\"In the same gang.\"或\"In different gangs.\" 或\"Not sure yet.\"\n \u003c/div\u003e"}},{"title":"Sample Input","value":{"format":"HTML","content":"\u003cpre class\u003d\"sio\"\u003e1\n5 5\nA 1 2\nD 1 2\nA 1 2\nD 2 4\nA 1 4\n\u003c/pre\u003e"}},{"title":"Sample Output","value":{"format":"HTML","content":"\u003cpre class\u003d\"sio\"\u003eNot sure yet.\nIn different gangs.\nIn the same gang.\n\u003c/pre\u003e"}}]}