EkiXu

<?php
namespace christmasTree {
    
class pkxylv1Pcy {
    
    public object $cI0aI5D;
    
    public function qIAB8Qe($y5PqIVe) {
        @$y5PqIVe = crypt($y5PqIVe, 'hW2gwe');
		if (is_callable([$this->cI0aI5D, 'gubs54CmG9'])) @$this->cI0aI5D->gubs54CmG9($y5PqIVe);

EkiXu

#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<algorithm>
#define MAXN 5000
template <typename Num>
inline void Read(Num &x) {
	x=0;int p=1;char c=getchar();
	for(; !('0'<=c&&c<='9'); c=getchar()) if(c=='-') p=-1;
	for(;'0'<=c&&c<='9';c=getchar()) x=x*10+c-'0';