diff --git a/Makefile b/Makefile
index 8eb02cd..447ba31 100644
--- a/Makefile
+++ b/Makefile
@@ -13,10 +13,12 @@ TEST_SRC = test.c
 # Build assignment executable
 $(ASSIGNMENT): $(ASSIGNMENT_SRC)
 	$(CC) $(CFLAGS) -o $(ASSIGNMENT) $(ASSIGNMENT_SRC)
+	chmod +x $(ASSIGNMENT)  # Ensure the executable has proper permissions
 
 # Build and run test
 test: $(ASSIGNMENT) $(TEST_SRC)
 	$(CC) $(CFLAGS) -o $(TEST) $(TEST_SRC)
+	chmod +x $(TEST)  # Ensure test executable has proper permissions
 	./$(ASSIGNMENT) 5 10
 	./$(TEST)
 
diff --git a/matrix.txt b/matrix.txt
index 9592245..9c32cb5 100644
--- a/matrix.txt
+++ b/matrix.txt
@@ -1,5 +1,5 @@
-51 46 72 65 90 67 33 68 88 16
-34 63 60 45 55 47 44 68 16 72
-5 9 86 85 22 34 78 1 53 65
-91 55 10 62 19 51 80 52 71 19
-67 56 82 79 100 36 77 96 55 93
+54 60 4 14 15 6 95 13 80 47
+42 60 78 20 49 78 12 12 85 98
+91 66 78 59 97 12 5 83 76 25
+92 81 36 47 94 2 4 40 67 83
+86 8 42 15 80 90 92 43 53 76