rt，代码：

#include<bits/stdc++.h>
using namespace std;

//struct node{
//	int x,y,step;
//}q[1005];

int f[2500];

//void f(){

//}

int main(){
	//freopen(".in","r",stdin);
	//freopen(".out","w",stdout);
	//ios::sync_with_stdio(false);
	int l,r;cin>>l>>r;
	for(int i=6;i<=2023;i+=12)
		f[i]=1;
	for(int i=l;i<=r;i++)
		if(f[i]) cout<<i<<endl;
	return 0;
}

错误信息：

Received signal 11:
Segmentation fault with invalid memory reference