[ABC367D]Pedometer-xzy巨佬简洁做法https://www.luogu.com/article/n64n78cs对照巨佬的代码进一步理解//徐知鱼#include<bits/stdc++.h>usingnamespacestd;inlineintread(){ intx=0,f=1; charch=getchar(); while(!isdigit(ch)){ if(ch=='-')f=