2019年10月16日
C. The Football Season (枚举） ( Codeforces Round #592 (Div. 2) )
摘要： The football season has just ended in Berland. According to the rules of Berland football, each match is played between two teams. The result of each 阅读全文
posted @ 2019-10-16 19:55 __MEET 阅读(182) 评论(0) 推荐(0)
Fibonacci前n项和 (矩阵乘）
摘要： 大家知道Fibonacci数列吧, f[1]=1, f[2]=1, f[3]=2, f[4]=3…, 也就是f[n]=f[n-1]+f[n-2]，现在问题很简单，输入n和m，求前n项和取模m。 阅读全文
posted @ 2019-10-16 08:46 __MEET 阅读(371) 评论(0) 推荐(0)