Hisab, comparison, aur true/false conditions ke symbols.
+ jodna, - ghataana, * guna, / bhaag, % remainder (baaki).10 % 3 → 1 (kyunki 3×3=9, baaki 1).=== bilkul equal?!== equal nahi?> < >= <==== use karein (strict).&& AND — dono true tabhi true|| OR — koi ek true ho to true! NOT — ulta kar do