Two contests AtCoder Regular Contest 073 and AtCoder Beginner Contest 060 will be held at the same time.
You can participate in whichever contest you want. (However, you can't register to both competitions.) The last two tasks in ABC are the same as the first two tasks in ARC.
Time： April 29th (Saturday), 21:00 JST
Duration: 100 minutes
Number of Tasks: 4
writer： yosupo
Rating： 0-2799 for ARC, 0-1199 for ABC
The point value are:
ABC: 100 — 200 — 300 — 400
ARC: 300 — 400 — 700 — 900
We are looking forward to your participation!
I think this contest was fun and great.
Finally, I became over rating 2400: Orange Coder! [in Atcoder]
I also think that this contest was fun. Almost managed to solve F — except the last abs(v) trick. I thought that it is unsolvable through dp and tried some stupied greedy, but had O(N^2) dp formula... Learned something new!