JensenJiang

{"children": [{"name": "include/linux/ctype.h"}, {"children": [{"children": [{"children": [{"children": [{"children": [{"children": [{"children": [{"children": [{"name": "include/uapi/asm-generic/bitsperlong.h"}], "name": "include/asm-generic/bitsperlong.h"}], "name": "./arch/x86/include/uapi/asm/bitsperlong.h"}], "name": "include/uapi/asm-generic/int-ll64.h"}], "name": "include/asm-generic/int-ll64.h"}], "name": "./include/uapi/asm-generic/types.h"}], "name": "./arch/x86/include/uapi/asm/types.h"}, {"children": [{"children": [{"children": [{"children": [{"children": [{"name": "include/uapi/linux/types.h"}], "name": "include/linux/compiler-gcc.h"}], "name": "include/linux/compiler.h"}], "name": "include/uapi/linux/stddef.h"}], "name": "include/linux/stddef.h"}, {"children": [{"children": [{"name": "./include/uapi/asm-generic/posix_types.h"}], "name": "./arch/x86/include/uapi/asm/posix_types_64.h"}], "name": "./arch/x86/include/asm/posix_types.h"}], "name": "./include/uapi/linux/posix_types.h"}], "name": "incl

JensenJiang

/*使用说明：
数组说明：first[],next[] 前向星，记录边编号；
	 edges[] 边信息保存
	 gap[] gap优化
init：构图前需要进行初始化操作
add：添加单向边，包括加入反向边（反向边cap为0）
isap：进行isap，返回最大流的值
其它：此处默认从0～t（即共有t+1个点），若有出入必须修改（包括retreat、isap）。
*/
#include<cstdio>