Problem Name Time Limit
A - Arranging Heaps 2s
B - Boxes and Stones 2s
C - Cellphone Typing 5s
D - Different Digits 1s
E - Environment Protection 5s
F - Fix the Pond 2s
G - Game of Tiles 1s
H - Hours and Minutes 1s
I - Interval Product 2s
J - Joining Couples 2s

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