2018 Multi-University, HDU Day 4

B. Harvest of Apples

solved by Moira. 4:51(+)

D. Nothing is Impossible

solved by ybmj. 0:29(+)

E. Matrix from Arrays

solved by CSL. 4:23(+1)

J. Let Sudoku Rotate

upsolved by CSL.

K. Expression in Memories

solvee by CSL. 1:01(+2)

L. Graph Theory Homework

solvee by CSL. 0:12(+1)