refactor

9 Algorithms Job Interview/codes/23.c

@@ -0,0 +1,16 @@
+#include <stdio.h>
+  int main()
+  {
+      int cnt = 5, a;
+
+      do {
+          a /= cnt;
+      } while (cnt --);
+
+      printf ("%d\n", a);
+      return 0;
+  }
+
+  ///  cnt==1 时，会发生除0错误
+
+