Backspaces and terminals. Left off on 1.5.4 Word Counting

ch_01/exercise_01-10/main.c

@@ -0,0 +1,49 @@
+/*
+ *
+ * Exercise 1-10. Write a program to copy its input to its output, replacing each tab by \t,
+ * each backspace by \b, and each backslash by \\. This makes tabs and backspaces visible
+ * in an unambiguous way.
+ *
+ * Author: Kun Deng
+ */
+
+#include <stdio.h>
+
+#define EXIT_CONDITION 50 // ASCII value of 50 is the numerical 2 value
+
+int main()
+{
+    int blank_count = 0;
+    int tab_count = 0;
+    int new_line_count = 0;
+
+    printf("Each instance of a tab is replaced by \\t\n");
+    printf("Each instance of backspace is replaced by \\b\n");
+    printf("Each instance of backslash is replaced by \\\\\n");
+    printf("Enter 2 to escape\n");
+
+    int c = 0;
+
+    // Ctrl-H represents the backspace character
+    while ((c = getchar()) != EOF)
+    {
+        if (c == '\\')
+        {
+            printf("\\\\");
+        }
+        else if (c == '\t')
+        {
+            printf("\\t");
+        }
+        else if (c == '\b')
+        {
+            printf("\\b");
+        }
+        else if (c == EXIT_CONDITION)
+        {
+            break;
+        }
+    }
+
+    return 0;
+}