1500专场

小于 1 分钟约 2 字全民制作人ikun

目录

1.Codeforces Round 717 (Div. 2) B. AGAGA XOOORRR

2.Codeforces Round 817 (Div. 4) E. Counting Rectangles

3.Codeforces Round 817 (Div. 4) G. Even-Odd XOR

4.Codeforces Round 827 (Div. 4) F. Smaller

5.Codeforces Round 827 (Div. 4) G. Orray

6.Codeforces Round 834 (Div. 3) E. The Humanoid

7.Codeforces Round 863 (Div. 3) E. Living Sequence