[ 每日一题 ] AcWing 3761. 唯一最小数

*DDL_GzmBlog 发布时间：2021-07-13 08:22:20 ，浏览量：3

题意
思路
CODE

题意

n个数中找到只出现一次且是最小的数输出这个数的下标

思路

数据范围 2e4 (t) 和 2e5 (n) 好家伙直接枚举一遍的话都4e9了 (但是没关系 cf 有时候1e10都能跑)

所以秉承着数据不会卡我 1e9又如何的陋习直接把一个普通做法交上去了

对数的下标进行映射存放
对数值重复出现的个数进行统计

CODE

#include 
#define  CYE cout


    
        
        
        
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