摘要：
C. Bear and Prime 100 time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output C. Bear and Prime 1 阅读全文
2016年6月9日
摘要：
B. Bear and Finding Criminals time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output B. Bear an 阅读全文
摘要：
A. Bear and Five Cards time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output A. Bear and Five 阅读全文