Problem Name Time Limit
A - North North West 10s
B - Unknown Switches 10s
C - Speedrun 10s
D - Flowers 10s
E - Square in Circles 10s
F - Reverse a Road II 10s
G - Cookie Counter 10s
H - Points and Lines 10s
I - Color the Map Extreme 10s
J - Website Tour 10s
K - Idempotent Filter 10s

Contest is over.
programmer: 劉邦鋒 pangfeng, 上官林傑 ericsk, 陳映睿 springgod, 王尹 cindylinz, 蕭俊宏 chhsiao.
Imager: 江昌鴻 senkousha.
modified by: 高紹航 denehs, 沈定 beephoenix, 馮俊菘 csferng, 黃上恩 tmt514