逆序对 (共5题)
ID Problem Title Source AC Ratio Solved Tries
3359 字母交换(swapping) HE 53% 16 30
3364 为了爱情(forlove) HE 24% 15 89
3369 奇数码问题(digital) HE 38% 17 58
3754 Ultra-QuickSort Waterloo local 2005, POJ 2299 50% 1 4
4074 楼兰图腾 李煜东, XOJ 67% 5 9