JamesZhou13的博客

目录A. A Variety of OperationsB. Take Your Places!A. A Variety of OperationsA. A Variety of Operations A. A Variety of Operations 题型： 题意： 给定两个正整数数ccc和ddd，a=0a=0a=0、b=0b=0b=0，每次可以选择任意一个正整数k，使得 1、a=a+ka = a + ka=a+k，b=b+kb = b + kb=b+k； 2、a=a+ka = a + ka=a+k，b

Sayaka Saeki is a member of the student council, which has n other members (excluding Sayaka). The i-th member has a height of ai millimeters. It's the end of the school year and Sayaka wants to take a picture of all other members of the student council.