GitHub

B_Go_Straight_and_Turn_Right.cpp

#define f(i,b,e) for (ll i = (b); i < (e); i++) #define rf(i,b,e) for (ll i = (b); i >= (e); i--) ...
GitHub

B_326_like_Numbers.cpp

#define f(i,b,e) for (ll i = (b); i < (e); i++) #define rf(i,b,e) for (ll i = (b); i >= (e); i--) ...