Problem:
Score : 200 points

Problem Statement

You are given a image with a height of H pixels and a width of W pixels.
Each pixel is represented by a lowercase English letter.
The pixel at the i-th row from the top and j-th column from the left is a_{ij}.

Put a box around this image and output the result. The box should consist of # and have a thickness of 1.

Constraints

1 ≤ H, W ≤ 100

a_{ij} is a lowercase English letter.

Input

Input is given from Standard Input in the following format:

H W
a_{11} ... a_{1W}
:
a_{H1} ... a_{HW}

Output

Print the image surrounded by a box that consists of # and has a thickness of 1.

Sample Input 1

2 3
abc
arc

Sample Output 1

#####
#abc#
#arc#
#####

Sample Input 2

1 1
z

Sample Output 2

###
#z#
###

Solution in C++14 (GCC 5.4.1) (judge verdict: Wrong Answer)

#include<bits/stdc++.h>
using namespace std;
main(){
int i,j,k,l,n;
char s1[100000];
while(cin>>l>>n){
  map<int ,string>m;
    for(i=1;i<=l;i++){
        char s[1000];
        cin>>s;
        m.insert({i,s});
    }
    for(i=0;i<=l+1;i++){
        if(i==0) for(j=0;j<=n+1;j++) cout<<"*";
        else if(i==l+1) for(j=0;j<=n+1;j++) cout<<"*";
        else{
            cout<<"*"<<m[i]<<"*";
        } cout<<endl;
    }

} return 0;
}