cf/mirror

African Crossword

CF
90B1100· newbie2s256 MB⌨ stdin/stdout
#implementation#strings

Examples

Sample 1of 2
Input
3 3
cba
bcd
cbc
Output
abcd
Sample 2of 2
Input
5 5
fcofd
ooedo
afaoa
rdcdf
eofsf
Output
codeforces
90B.cpp
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Ln 11·137 BGNU C++20 (64)