2020 South Central USA Regional Contest

Problems

Name Solved / Tries Average tries Average tries to solve
A Ant Typing 17/45 (38%) 1.73 1.82
B Bad Packing 9/53 (17%) 1.71 1.89
C Bitonic Ordering 6/33 (18%) 2.06 1.67
D Condorcet 1/7 (14%) 1.40 1.00
E Dominating Duos 19/111 (17%) 3.08 1.68
F Exam Manipulation 36/97 (37%) 1.90 1.47
G Exciting Tournament 2/4 (50%) 1.00 1.00
H Kth Subtree 3/22 (14%) 3.14 4.67
I Longest Common Subsequence 17/33 (52%) 1.50 1.41
J Magic Trick 55/60 (92%) 1.09 1.09
K Missing Number 52/116 (45%) 2.19 2.12
L Rainbow Numbers 13/70 (19%) 2.69 2.62
M Rating Problems 54/77 (70%) 1.40 1.15
N Triangular Collection 26/61 (43%) 1.65 1.42
O TripTik 3/18 (17%) 2.25 1.00
P Unread Messages 41/154 (27%) 2.96 2.63