AtCoder Beginner Contest 074
Updated:
Source codes
Solutions
A - Bichrome Cells
$N^2 - A$。
B - Collecting Balls (Easy Version)
$\sum_{0 \leq i < N} 2 \min(x_i, K-x_i)$。
Others
A - sample: 3, tle: 2.000, time: 00:49, from_submit: 01:25
B - sample: 3, tle: 2.000, time: 01:25, from_submit: 00:00