diff --git a/Programmers/exam81.js b/Programmers/exam81.js
new file mode 100644
index 0000000..6b4487b
--- /dev/null
+++ b/Programmers/exam81.js
@@ -0,0 +1,6 @@
+function solution(dots) {
+  dots.sort();
+  const x = Math.abs(dots[0][0] - dots[2][0]);
+  const y = Math.abs(dots[0][1] - dots[1][1]);
+  return x * y;
+}