emmm还挺妙 不过我没想到qwq 考场上瞎写的还mle了心碎 把b分两..预处理下 O1询问qwq #include<cstdio> #include<iostream> #include<cstring> #include<algorithm> #define rint register int #define max(a,b) (a>b?a:b) #define min(a,b) (a<b?a:b) template <class T…