diff --git a/3.m b/3.m
index e69de29..2bc60a3 100644
--- a/3.m
+++ b/3.m
@@ -0,0 +1,12 @@
+x = zeros(1,100)
+a = 0
+j = 1
+for i=0:2*pi/100:pi*2-(2*pi/100);
+        a = sin(i)
+        j
+        x(j) = a
+        j = j + 1
+end
+
+figure;
+plot(x, 'green')