diff --git a/education/software development/ECE1400/Chapter 6 Exercises.md b/education/software development/ECE1400/Chapter 6 Exercises.md
index 79320ab..bfb78fc 100644
--- a/education/software development/ECE1400/Chapter 6 Exercises.md	
+++ b/education/software development/ECE1400/Chapter 6 Exercises.md	
@@ -15,4 +15,19 @@ Output:
 > 2. What output does the following program fragment produce?
 ```c
 i = 9384
+do {
+	printf("%d ", i);
+	i /= 10;
+} while (i <= 128);
+```
+
+Output:
+```
+9384 938 93 9
+```
+
+> 3. What output does the following `for` statement produce?
+```c
+for (i = 5, j = i - 1; i > 0, j > 0; --i, j = i - 1)
+	printf("%d ", i);
 ```
\ No newline at end of file