We will hold Polaris.AI Programming Contest 2026（AtCoder Beginner Contest 457）.

• Contest URL: https://atcoder.jp/contests/abc457
• Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20260509T2100&p1=248
• Duration: 100 minutes
• Writer: MMNMM, harurun4635, vwxyz0
• Tester: vwxyz0, cn449
• Rated range: ~ 1999
• The point values: 100-200-300-400-475-525-625

We are looking forward to your participation!