{"problem":{"name":"Picture Frame","description":{"content":"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 ","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc062_b"},"statements":[{"statement_type":"Markdown","content":"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 $a_{ij}$.\nPut a box around this image and output the result. The box should consist of `#` and have a thickness of $1$.\n\n## Constraints\n\n*   $1 ≤ H, W ≤ 100$\n*   $a_{ij}$ is a lowercase English letter.\n\n## Input\n\nInput is given from Standard Input in the following format:\n\n$H$ $W$\n$a_{11}$ $...$ $a_{1W}$\n$:$\n$a_{H1}$ $...$ $a_{HW}$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc062_b","tags":[],"sample_group":[["2 3\nabc\narc","#####\n#abc#\n#arc#\n#####"],["1 1\nz","###\n#z#\n###"]],"created_at":"2026-03-03 11:01:14"}}