06 2019 档案

A - Color the ball HDU - 1556 (差分数组+前缀和）
摘要：思路等引自博客 https://blog.csdn.net/johnwayne0317/article/details/84928568 对数组a[7]: a[0]=1; =　d[0] a[1]=1; =　d[1]+d[0] a[2]=1; =　d[2]+d[1]+d[0] a[3]=1; .... 阅读全文
posted @ 2019-06-13 09:23 liyexin 阅读(277) 评论(0) 推荐(0)