Please explain the dare

Anyone can Do it using Ascii codes. I dare you - “Try to not use ascii codes.” :wink:
Does it mean to not to use if(ch[i] >= ‘A’ and ch[i] <=‘Z’)
?
or to not to use ascii numbers?

hello @goyalvivek

i guess he want you not to use ascii numbers.

btw i dont see any such constraints in the problem statement.

its written in the explanation section

…

u can use this …

ok, thank you for ur time

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