deletions | additions       diff --git a/figures/png-8/png-8.png b/figures/png-8/png-8.png  new file mode 100644  index 0000000..e5395c4  Binary files /dev/null and b/figures/png-8/png-8.png differ diff --git a/figures/png-8/png-9.png b/figures/png-8/png-9.png  deleted file mode 100644  index 5f067d8..0000000  Binary files a/figures/png-8/png-9.png and /dev/null differ diff --git a/layout.md b/layout.md  index 2f84915..d1d71ba 100644  --- a/layout.md  +++ b/layout.md 
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Problem description.tex  figures/png-8/png-9.png figures/png-8/png-8.png