20211013 
The hidden cases of Problem B is updated. 
20211012 
The hidden cases of Problem D is updated. 
20211007 
The hidden cases of Problem D is updated. 
20211005 
The hidden cases of Problem E is updated. 
20210922 
The hidden cases of Problem A is updated. 
20210903 
The testcase of Problem A is updated. 
20210902 
The Q&A of Problem F is updated. 
20210902 
The Q&A of Problem B is updated. 
20210901 
Beta test result announcement of Problem A(Updated) 
20210831 
The Q&A of Problem B is updated. 
20210830 
The Q&A of Problem E is updated. 
20210830 
The Q&A of Problem A is updated. 
20210826 
The Q&A of Problem C is updated. 
20210824 
Beta test result announcement of Problem
C(Updated) 
20210823 
The Q&A of Problem F is updated. 
20210823 
The Q&A of Problem E is updated. 
20210819 
The testcase of Problem F is updated. 
20210818 
The Q&A of Problem E is updated. 
20210816 
Beta test result announcement of Problem
D 
20210813 
Beta test result announcement of Problem C 
20210812 
The testcase of Problem F is updated. 
20210812 
The Q&A of Problem B is updated. 
20210812 
Beta test result announcement of Problem
F 
20210812 
Beta test result announcement of Problem
E 
20210812 
Beta test result announcement of Problem
B 
20210811 
Beta test result announcement of Problem A 
20210811 
The Q&A of Problem A is updated. 
20210810 
The Q&A of Problem D is updated. 
20210809 
The Q&A of Problem B is updated. 
20210809 
Problem F is updated. 
20210809 
The Q&A of Problem F is updated. 
20210806 
The Q&A of Problem E is updated. 
20210803 
The Q&A of Problem E is updated. 
20210730 
The Q&A of Problem E is updated. 
20210729 
The Q&A of Problem B is updated. 
20210728 
The Q&A of Problem E is updated. 
20210728 
The Q&A of Problem A is updated. 
20210727 
The Q&A of Problem B is updated. 
20210723 
Alpha test result announcement of Problem C 
20210723 
The Q&A of Problem E is updated. 
20210723 
The Q&A of Problem D is updated. 
20210722 
The testcase of Problem D is updated. 
20210722 
The Q&A of Problem B is updated. 
20210721 
Problem C is updated. 
20210721 
The Q&A of Problem C is updated. 
20210720 
The testcase of Problem F is updated. 
20210720 
The Q&A of Problem B is updated. 
20210716 
The Q&A of Problem A is updated. 
20210714 
The testcase of Problem A is updated. 
20210714 
The testcase of Problem B is updated. 
20210713 
The Q&A of Problem C is updated. 
20210712 
The Q&A of Problem D is updated. 
20210712 
Alpha test result announcement of Problem
F(Updated) 
20210709 
The Q&A of Problem E is updated. 
20210709 
The Q&A of Problem A is updated. 
20210709 
The testcase of Problem B is updated. 
20210709 
Problem C is updated. 
20210708 
Problem E is updated. 
20210705 
The testcase of Problem B is updated. 
20210705 
Alpha test result announcement of Problem
B 
20210702 
Alpha test result announcement of Problem F(Updated) 
20210629 
The Q&A of Problem F is updated. 
20210628 
Alpha test result announcement of Problem
D 
20210628 
Alpha test result announcement of Problem
A 
20210628 
Alpha test result announcement of Problem F 
20210624 
Alpha test result announcement of Problem E 
20210624 
The Q&A of Problem C is updated. 
20210623 
The Q&A of Problem A is updated. 
20210622 
The Q&A of Problem B is updated. 
20210622 
The Q&A of Problem F is updated. 
20210622 
The Q&A of Problem D is updated. 
20210621 
Alpha test submission
deadline of problem C is extended to June
30, 2021 
20210618 
The evaluator of Problem B is updated. 
20210618 
The Q&A of Problem B is updated. 
20210616 
The Q&A of Problem B is updated. 
20210615 
The testcase of Problem E is updated. 
20210615 
The Q&A of Problem E is updated. 
20210615 
The Q&A of Problem D is updated. 
20210611 
The Q&A of Problem F is updated. 
20210611 
Problem F is updated. 
20210611 
Problem C is updated. 
20210611 
The Q&A of Problem C is updated. 
20210609 
Alpha test submission
deadline of problem C is extended to June
22, 2021 
20210609 
Alpha test submission
deadline of problem B is extended to June
22, 2021 
20210608 
The Q&A of Problem B is updated. 
20210608 
The Q&A of Problem A is updated. 
20210608 
The testcase of Problem B is updated. 
20210608 
The testcase of Problem F is updated. 
20210607 
The Q&A of Problem C is updated. 
20210604 
The Q&A of Problem A is updated. 
20210603 
The Q&A of Problem C is updated. 
20210602 
The Q&A of Problem C is updated. 
20210601 
The testcase of Problem A is updated. 
20210527 
The Q&A of Problem E is updated. 
20210526 
完成alpha submission之每位參賽者可獲得100元全家禮物卡 
20210524 
The Q&A of Problem B is updated. 
20210524 
The testcase of Problem E is updated. 
20210524 
Problem F is updated. 
20210520 
The Q&A of Problem E is updated. 
20210519 
The Q&A of Problem A is updated. 
20210519 
Beta
test submission
deadline is extended to July
30, 2021 
20210519 
Alpha test submission
deadline is extended to June
11, 2021 
20210518 
Final submission
deadline is extended to September
6, 2021 
20210518 
Beta
test submission
deadline is extended to July
31, 2021 
20210518 
Alpha test submission
deadline is extended to June
12, 2021 
20210518 
Problem F is updated. 
20210518 
The Q&A of Problem F is updated. 
20210517 
The Q&A of Problem D is updated. 
20210512 
Problem C is updated. 
20210512 
The Q&A of Problem C is updated. 
20210510 
Registration deadline is extended to May
17, 2021 (17:00, GMT+8) 
20210506 
The Q&A of Problem C is updated. 
20210505 
Problem D is updated. 
20210505 
The Q&A of Problem D is updated. 
20210505 
The testcase of Problem E is updated. 
20210505 
The testcase of Problem D is updated. 
20210504 
The Q&A of Problem C is updated. 
20210504 
The Q&A of Problem A is updated. 
20210402 
The testcase of Problem F is updated. 
20210401 
The testcase of Problem E is updated. 
20210325 
報名系統已修復完成，請之前已經完成報名的團隊再次確認報名資料無誤，有問題請email到大會信箱 
20210324 
報名系統正在修復中，修復完成會立刻上線 
20210315 
報名系統已上線，期限到5/10 
20210311 
Problem F 題目更新 
20210228 
Problem F 題目更新 
20210220

2021年積體電路電腦輔助設計競賽官方網站上線及題目公告
