**Author:** aropan

**author's solution:** 96602393

**Author:** AleXman111

**author's solution:** 96598752

**Author:** AleXman111

**author's solution:** 96598711

**Author:** hloya_ygrt

**author's solution:** 96727317

**Author:** andrew

**author's solution:** 96601544

**Author:** hloya_ygrt

**author's solution:** 96727345

**P.S.** We will add our own solutions soon