Codeforces 977A. Wrong Subtraction solution in CPP
By Freecodecenter Fcc at Apr 28 2023
Codeforces 110A. Nearly Lucky Number solution in CPP
polycarp found a rectangular table consisting of n rows and m columns. he noticed that each cell of the table has its number, obtained by the following algorithm "by columns": codeforces solution
By Confused Crossbill at Mar 24 2021
codeforces
By Santiago Ziemann at Jun 16 2021