摘要:
Codeforces Round #679 (Div. 2, based on Technocup 2021 Elimination Round 1)
A. Finding Sasuke B. A New Technique C. Perform Easily D. Shurikens 阅读全文
摘要:
Codeforces Round #678 (Div. 2)
A. Reorder B. Prime Square C. Binary Search D. Bandit in a City E. Complicated Computations 阅读全文
摘要:
Codeforces Round #604 (Div. 2) 阅读全文
摘要:
Codeforces Round #603 (Div. 2) 阅读全文
摘要:
Educational Codeforces Round 77 (Rated for Div. 2) 阅读全文
摘要:
Codeforces Round #602 (Div. 2, based on Technocup 2020 Elimination Round 3) 阅读全文
摘要:
Codeforces Round #601 (Div. 2) 阅读全文