Submission #1691906

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Source Code Expand

#include <algorithm>
#include <array>
#include <cassert>
#include <cmath>
#include <cstdio>
#include <cstring>
#include <iomanip>
#include <iostream>
#include <iterator>
#include <map>
#include <memory>
#include <numeric>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <sstream>
#include <unordered_map>
#include <vector>


#define INF 4000000000000000000LL
#define MOD 1000000007
#define ALL(x) std::begin(x), std::end(x)


int main(int argc, char** argv)
{
  std::cin.tie(0);
  std::ios_base::sync_with_stdio(0);

  std::cout << std::fixed << std::setprecision(6);

  int H, W;

  std::cin >> H >> W;

  std::vector<std::string> board(H + 2, std::string(W + 2, '#'));

  for (int i = 1; i <= H; i ++) {
    std::cin >> board[i];

    board[i] = '#' + board[i] + '#';
  }

  for (const auto& s : board)
    std::cout << s << std::endl;
  
  return 0;
}

Submission Info

Judge Result