We will hold AtCoder Regular Contest 155.

• Contest URL: https://atcoder.jp/contests/arc155
• Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20230129T2100&p1=248
• Duration: 120 minutes
• Number of Tasks: 6
• Writer: chinerist
• Tester: tatyam, satashun
• Rated range: — 2799

The point values will be 400-500-700-800-900-1000.

We are looking forward to your participation!