Diff of keyevent/31.histogram

The added line is THIS COLOR.
The deleted line is THIS COLOR.
Go to keyevent/31.histogram.
Deleting diff of keyevent/31.histogram

#author("2026-10-23T11:57:18+09:00","","")
#author("2026-10-23T11:57:43+09:00","","")
* histogram [#qae4bc5f]

** new [#z6be9f29]

- Histogram
-- bin int
-- min int
-- max int
-- bins int[]

** old [#sf31f6b5]

- Histogram
- Histogram2
-- bin1 int
-- bin2 int
-- count int
-- bins HistogramBin[]
- HistogramBin
-- count
-- tatal
-- hist