From 9158c349b31acfaa4b5a399215a65ba3715d8e89 Mon Sep 17 00:00:00 2001
From: Dan Buch <daniel.buch@gmail.com>
Date: Sun, 18 Sep 2011 13:30:03 -0400
Subject: [PATCH] first version of exercise 15

---
 ex15.c | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 ex15.c

diff --git a/ex15.c b/ex15.c
new file mode 100644
index 0000000..c890f92
--- /dev/null
+++ b/ex15.c
@@ -0,0 +1,47 @@
+#include <stdio.h>
+
+int main(int argc, char *argv[])
+{
+    int ages[] = {23, 43, 12, 89, 2};
+    char *names[] = {
+        "Alan", "Frank",
+        "Mary", "John", "Lisa"
+    };
+
+    int count = sizeof(ages) / sizeof(int);
+    int i = 0;
+
+    for(i = 0; i < count; i++) {
+        printf("%s has %d years alive.\n",
+                names[i], ages[i]);
+    }
+
+    printf("---\n");
+
+    int *cur_age = ages;
+    char **cur_name = names;
+
+    for(i = 0; i < count; i++) {
+        printf("%s is %d years old.\n",
+                *(cur_name+i), *(cur_age+i));
+    }
+
+    printf("---\n");
+
+    for(i = 0; i < count; i++) {
+        printf("%s is %d years old again.\n",
+                cur_name[i], cur_age[i]);
+    }
+
+    printf("---\n");
+
+    for(cur_name = names, cur_age = ages;
+            (cur_age - ages) < count;
+            cur_name++, cur_age++)
+    {
+        printf("%s lived %d years so far.\n",
+                *cur_name, *cur_age);
+    }
+
+    return 0;
+}