摘要:
PalindromesTime limit: 3.000 secondsA regular palindrome is a string of numbers or letters that is the same forward as backward. For example, the stri... 阅读全文
摘要:
Linear Cellular AutomataTime limit: 3.000 secondsA biologist is experimenting with DNA modification of bacterial colonies being grown in a linear arra... 阅读全文