e70152e44cc66cc599ff6b699eb8adc07f3e656a
kent
  Sat May 24 21:09:34 2014 -0700
Adding Copyright NNNN Regents of the University of California to all files I believe with reasonable certainty were developed under UCSC employ or as part of Genome Browser copyright assignment.
diff --git src/utils/venn/venn.c src/utils/venn/venn.c
index b02328e..3deaa86 100644
--- src/utils/venn/venn.c
+++ src/utils/venn/venn.c
@@ -1,37 +1,40 @@
 /* venn - Do venn diagram calculations. */
+
+/* Copyright (C) 2011 The Regents of the University of California 
+ * See README in this or parent directory for licensing information. */
 #include "common.h"
 #include "linefile.h"
 #include "hash.h"
 #include "options.h"
 
 
 void usage()
 /* Explain usage and exit. */
 {
 errAbort(
   "venn - Do venn diagram calculations\n"
   "usage:\n"
   "   venn aSize abSize bSize\n"
   "options:\n"
   "   -xxx=XXX\n"
   );
 }
 
 void venn(double a, double ab, double b)
 /* venn - Do venn diagram calculations. */
 {
 double total = a + b - ab;
 printf("A only  %4.1f%%\n", 100*(a-ab)/total);
 printf("A and B %4.1f%%\n", 100*ab/total);
 printf("B only  %4.1f%%\n", 100*(b-ab)/total);
 }
 
 int main(int argc, char *argv[])
 /* Process command line. */
 {
 optionHash(&argc, argv);
 if (argc != 4)
     usage();
 venn(atof(argv[1]), atof(argv[2]), atof(argv[3]));
 return 0;
 }