diff --git a/300s School/ME 2046 - Digital Control Theory/Homework 3/simplifying.m b/300s School/ME 2046 - Digital Control Theory/Homework 3/simplifying.m
index 0a1784948..a86c71acb 100644
--- a/300s School/ME 2046 - Digital Control Theory/Homework 3/simplifying.m	
+++ b/300s School/ME 2046 - Digital Control Theory/Homework 3/simplifying.m	
@@ -1,3 +1,4 @@
+fprintf("Problem 1: \n")
 syms z_inv p_m p_3
 x2_u = z_inv/(1-p_m*z_inv);
 x1_x2 = z_inv/(1-p_m*z_inv);
@@ -7,4 +8,4 @@ total_sys = (x1_x2 + x3_x2)*x2_u;
 
 disp(simplify(expand(total_sys)))
 
-plot([1 2], [3 4])
+fprintf('Hello, world!')