VJ 트레이닝 문제 CodeForces 1006D Note that if n is odd, you are formally allowed to swap a⌈n2⌉ with a⌈n2⌉ (and the same with the string b) but this move is useless. Your task is to find the minimum number of preprocess moves to apply in such a way that ... VJ 트레이닝 문제Codeforces
CodeForces 1006D Note that if n is odd, you are formally allowed to swap a⌈n2⌉ with a⌈n2⌉ (and the same with the string b) but this move is useless. Your task is to find the minimum number of preprocess moves to apply in such a way that ... VJ 트레이닝 문제Codeforces