摘要:
E. Alphabet Permutationstime limit per test:1 secondmemory limit per test:512 megabytesinput:standard inputoutput:standard outputYou are given a strin... 阅读全文
摘要:
D. Vika and Segmentstime limit per test:2 secondsmemory limit per test:256 megabytesinput: standard inputoutput:standard outputVika has an infinite sh... 阅读全文