diff --git a/array/ujian_lubang.js b/array/ujian_lubang.js
new file mode 100644
index 0000000..76d9b98
--- /dev/null
+++ b/array/ujian_lubang.js
@@ -0,0 +1,52 @@
+
+	let lubangTerbesar = (["00111", "01101", "00100", "11110"]); // 3
+	let lubangTerbesar2 = (["111", "111", "111", "100"]);
+	let lubangTerbesar3 = (["00111", "10011", "00111", "10010","00110",'10111']);
+
+let lubangHitung = (data) => {
+
+data.forEach(function(lubangTerbesar) {
+	console.log("Lubang 1 :")
+  if (lubangTerbesar.search("100") == 0) {
+  	console.log(lubangTerbesar.length - 2);
+  }
+});
+
+}
+
+let lubangHitung2 = (data) => {
+
+data.forEach(function(lubangTerbesar2) {
+	console.log("Lubang 2 :")
+  if (lubangTerbesar2.search("00111","10011", "00111", "10010","00110","10111") == 0) {
+  	console.log(lubangTerbesar2.length - 2);
+  }
+});
+
+}
+
+
+let lubangHitung3 = (data) => {
+
+data.forEach(function(lubangTerbesar3) {
+	console.log("Lubang 3 :")
+  if (lubangTerbesar3.search("00111","00100") == 0) {
+  	console.log(lubangTerbesar3.length - 2);
+  }
+});
+
+}
+
+
+
+
+lubangHitung(lubangTerbesar);
+lubangHitung2(lubangTerbesar2);
+lubangHitung3(lubangTerbesar3);
+
+
+
+
+
+
+