摘要:
B. Cards time limit per test:2 seconds memory limit per test:256 megabytes input:standard input output:standard output Catherine has a deck of n cards 阅读全文
摘要:
A. Robot Sequence time limit per test:2 seconds memory limit per test:256 megabytes input:standard input output:standard output Calvin the robot lies 阅读全文
摘要:
C. Block Towers time limit per test:2 seconds memory limit per test:256 megabytes input:standard input output:standard output Students in a class are 阅读全文