摘要: 1 #include 2 #define read read() 3 #define up(i,l,r) for(int i = (l);i 57) {if(ch == '-') f = -1; ch = getchar();} 9 while(ch >=48 && ch v; 19 int Get_id(int x) {return lower_bound(v.beg... 阅读全文
posted @ 2019-02-12 11:11 陈星卿 阅读(112) 评论(0) 推荐(0) 编辑