1 files changed, 19 insertions, 0 deletions
diff --git a/challenge-272/zapwai/javascript/ch-2.js b/challenge-272/zapwai/javascript/ch-2.js
new file mode 100644
index 0000000000..7d944f651c
--- /dev/null
+++ b/challenge-272/zapwai/javascript/ch-2.js
@@ -0,0 +1,19 @@
+let str = "hello";
+proc(str);
+str = "perl";
+proc(str);
+str = "raku";
+proc(str);
+
+function proc(str) {
+    let ords = [];
+    for (let i = 0; i < str.length; i++) {
+	ords.push(str.charCodeAt(i));
+    }
+    let sum = 0;
+    for (let i = 0; i < ords.length - 1; i++) {
+	sum += Math.abs(ords[i] - ords[i + 1]);
+    }
+    console.log( "Input:", str);
+    console.log( "Output:", sum);
+}