Add main program (revised version)

trailer.txt

@@ -0,0 +1,51 @@
+margin l 12
+  r 12
+  t 18
+  b 20
+bg color #ffffff
+  transparent N
+node w 12
+  h 50
+  spacing 75
+  border 0
+  theme a
+  color #888888
+  opacity 1
+flow curvature 0.5
+  inheritfrom outside-in
+  color #999999
+  opacity 0.45
+layout order exact
+  justifyorigins N
+  justifyends N
+  reversegraph N
+  attachincompletesto nearest
+labels color #000000
+  hide N
+  highlight 0.75
+  fontface sans-serif
+  linespacing 0.2
+  relativesize 110
+  magnify 100
+labelname appears Y
+  size 16
+  weight 400
+labelvalue appears Y
+  fullprecision Y
+  position before
+  weight 400
+labelposition autoalign 0
+  scheme auto
+  first before
+  breakpoint 6
+value format ',.'
+  prefix ''
+  suffix ''
+themeoffset a 9
+  b 0
+  c 0
+  d 0
+meta mentionsankeymatic N
+  listimbalances Y
+
+