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  1. #include<stdio.h>
  2. w,h;main(i){for(;scanf("%d%d",&h,&w),i=w*h;puts(""))for(++i;--i;)putchar(46-(((i-1)/w+1)%h<2||i%w<2)*11),!(i%w-1)&&puts("");}
Runtime error #stdin #stdout 0s 2296KB
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3 4
5 6
3 3
0 0
stdout
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https://ideone.com/MFfFVP
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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