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{"managingGroups":{},"author":"Gao_yunze","updateTime":1600335093000,"title":"headers","dislikeCnt":0,"content":"```\n#pragma GCC optimize(2)\n#include\u003ciostream\u003e\n#include\u003ccstdio\u003e\n#include\u003ccstring\u003e\n#include\u003calgorithm\u003e\n#include\u003ccmath\u003e\n#include\u003cvector\u003e\n#include\u003cstack\u003e\n#include\u003cqueue\u003e\n#include\u003cmap\u003e\n#include\u003cset\u003e\n#define read(a) scanf(\"%d\", \u0026a)\n#define readf(a) scanf(\"%lf\", \u0026a)\n#define pb push_back\n#define mk make_pair\n#define _rand mt19937 RAND(time(0))\n#define mem(a) memset(a, 0, sizeof(a))\n#define Buff ios::sync_with_stdio(false)\ntypedef long long ll;\nusing namespace std;\nconst int INF \u003d 1e9 + 7;\nconst int N \u003d 2e5 + 7;\nconst int M \u003d 1e6 + 7;\n\nsigned main()\n{\n \n return 0;\n}\n/**\n**/\n\n\n```","threadId":81357,"likeCnt":0,"createTime":1600335060000,"isWorkbook":false,"viewCnt":732,"openness":2,"fav":false,"id":2460,"trustable":false}