Description Railway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a long queue… The Lunar New Year was approaching, but unluckily the Little Cat still had schedules going here and there. Now, he ha…

[POJ2828] Buy Tickets(待续) 题目大意:多组测试,每组给出\(n\)条信息\((a,b)\),表示\(b\)前面有\(a\)个人,顺序靠后的信息优先级高 Solution.1 由后向前看,每个遇到的都是确定位置的,最后的人选定的位置不会改变,同样因为是倒叙输入,在第\(i\)个人后插队,也就是说他的前面一定要留下\(i\)个空格. 形象一点就是这样: 从后往前,去查找第一个大于所需要空白的位置.用线段树维护空格数目即可 Code.1 #include <iostream>…

Buy Tickets Time Limit: 4000MS   Memory Limit: 65536K Total Submissions: 19012   Accepted: 9442 Description Railway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a long queue… The Lunar New Year wa…

线段树 Description Railway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a long queue- The Lunar New Year was approaching, but unluckily the Little Cat still had schedules going here and there. Now, h…

Buy Tickets Time Limit: 4000MS   Memory Limit: 65536K Total Submissions: 12930   Accepted: 6412 Description Railway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a long queue… The Lunar New Year wa…

Buy Tickets Time Limit: 4000MS   Memory Limit: 65536K Total Submissions: 12296   Accepted: 6071 Description Railway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a long queue- The Lunar New Year wa…

Buy Tickets Time Limit: 4000MS   Memory Limit: 65536K Total Submissions: 22097   Accepted: 10834 Description Railway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a long queue… The Lunar New Year w…

Description Railway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a long queue… The Lunar New Year was approaching, but unluckily the Little Cat still had schedules going here and there. Now, he ha…

/* Buy Tickets Time Limit: 4000MS Memory Limit: 65536K Total Submissions: 10207 Accepted: 4919 Description Railway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a long queue… The Lunar New Year was…

题目传送门 Buy Tickets Time Limit: 4000MS   Memory Limit: 65536K Total Submissions: 22611   Accepted: 11045 Description Railway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a long queue… The Lunar New…