new example

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@5268 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/python/contract/example.c

@@ -0,0 +1,23 @@
+/* File : example.c */
+
+/* A global variable */
+double Foo = 3.0;
+
+/* Compute the greatest common divisor of positive integers */
+int gcd(int x, int y) {
+  int g;
+  g = y;
+  while (x > 0) {
+    g = x;
+    x = y % x;
+    y = g;
+  }
+  return g;
+}
+
+int fact(int n) {
+  if (n <= 0) return 1;
+  return n*fact(n-1);
+}
+
+