From 1dd7195ce76bd01473c3b744fc533b078f9c604a Mon Sep 17 00:00:00 2001
From: Steven Schronk <steven@schronk.com>
Date: Tue, 15 Dec 2009 11:02:08 -0600
Subject: [PATCH] Added tutorial 3-6. Converts integer into array of type char.

---
 ex_3-6.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 ex_3-6.c

diff --git a/ex_3-6.c b/ex_3-6.c
new file mode 100644
index 0000000..b66ee2b
--- /dev/null
+++ b/ex_3-6.c
@@ -0,0 +1,48 @@
+#include <stdio.h>
+
+void print_array(char s[])
+{
+	int i;
+	for(i = 0; i <= strlen(s)-1; i++)
+	{
+		putchar(s[i]);
+	}
+}
+
+/* reverse chars in array */
+void reverse(char s[])
+{
+	int c,i,j;
+	for(i = 0, j = strlen(s)-1; i < j; i++, j--)
+	{
+		c = s[i];
+		s[i] = s[j];
+		s[j] = c;
+	}
+}
+
+/* convert ingteger into a string of chars */
+void itoa(int n, char s[])
+{
+	int i, sign;
+	if((sign = n)< 0)
+		n = -n;
+	i = 0;
+	do {
+		s[i++] = n % 10 + '0';
+	} while ((n /= 10 ) > 0 );
+	if(sign < 0)
+		s[i++] = '-';
+	s[i] = '\0';
+	reverse(s);
+}
+
+int main()
+{
+	int n = 123422;
+	char s[100];
+
+	itoa(n, s);
+	print_array(s);
+	return 0;
+}
-- 
2.11.4.GIT