原创 HDU-6273-Master of GCD（差分數組）
題目描述 Hakase has n numbers in a line. At fi rst, they are all equal to 1. Besides, Hakase is interested in primes. S
2020-02-22 18:47:47
2020-02-22 18:47:47
題目描述 Hakase has n numbers in a line. At fi rst, they are all equal to 1. Besides, Hakase is interested in primes. S
2020-02-22 18:47:47