Two contests AtCoder Regular Contest 069 and AtCoder Beginner Contest 055 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： February 18th (Saturday), 21:00 JST
• Duration: 100 minutes
• Number of Tasks: 4
• writer: camypaper
• Rating： 0-2799 for ARC,0-1199 for ABC

The point value are:

ABC: 100 — 200 — 300 — 500

ARC: 300 — 500 — 700 — 1200

We are looking forward to your participation!

UPD: 1 Hour to begin,