Improved the Code and its documentation

ch01/1-10.c

@@ -5,22 +5,34 @@
  * This makes tabs and backspaces visible in an unambiguous way.
  */
 
-#include <stdio.h>
+#include <stdio.h> //header File for the input and output 
 
-int main() {
+int main() 
+{
   char c;
-  while ((c = getchar()) != EOF) {
-    if (c == '\t') {
+
+  while ((c = getchar()) != EOF)  //Loop will Run till the word get ends
+  {
+    if (c == '\t') 
+    {
       putchar('\\');
       putchar('t');
-    } else if (c == '\b') {
+    } 
+    else if (c == '\b') 
+    {
       putchar('\\');
       putchar('b');
-    } else if (c == '\\') {
+    } 
+    else if (c == '\\') 
+    {
       putchar('\\');
       putchar('\\');
-    } else {
+    } 
+    else 
+    {
       putchar(c);
     }
   }
+
+  return 0;
 }

key-note/init-arr.c

@@ -1,13 +1,21 @@
-#include <stdio.h>
+/* This Program is basically to make the understanding about the 
+   array of the Global type and the wway to print their values */
+#include <stdio.h>    //Header File for input and output
 
-int global[2];
-int global2[2] = {1};
+int global[2];  // Global type of Array variables 
+int global2[2] = {1};   // the value assigned 1 at index 2 of another array of global type.
 
-int main() {
+int main() 
+{
   int local[2];
   int local2[2] = {1};
-  printf("global[0]: %d\n", global[0]);
+
+  // Printing of the All necessary values that we want:
+
+  printf("global[0]: %d\n", global[0]); 
   printf("global2: {%d, %d}\n", global2[0], global2[1]);
   printf("local[0]: %d\n", local[0]);
   printf("local2: {%d, %d}\n", local2[0], local2[1]);
+
+  return 0;
 }