HMMT 二月 2000 · 团队赛 · 第 13 题
HMMT February 2000 — Team Round — Problem 13
题目详情
英文原题
- Let P ; P ; : : : ; P be a on v ex n -gon. If all lines P P are joined, what is the maxim um
1 2 n i jp ossible number of in terse tions in terms of n obtained from stri tly inside the p olygon?
解析
英文解析
- Giv en an y 4 v erti es, there is exa tly one in terse tion of all the diagonals onne tingnthem. So, the answ er is .
1+ x 1 x 14
0 0