JavaScript solve - ali shakiba

math/111-999-two-digits-no-zero/JavaScript.js

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+//  i chose to solve this with string metod in js 
+
+//  make counter 
+let counter = 0
+
+
+const giveMeDigits = number => {
+  //  creating set and turn my number to string
+
+  let mynumb = number.toString()
+  const mySet1 = new Set()
+
+  //  loop on number and adding each elemet on it to my set 
+  for (let i = 0; i < mynumb.length; i++) {
+    mySet1.add(mynumb[i])
+  }
+
+  // if size of my set equal to 2 mean => my number like this 122 
+  // making with only two number
+  return mySet1.size == 2 ? true : false
+}
+
+
+// making loop for testing all number 
+
+for (let i = 100; i <= 999; i++) {
+
+  //  in this line i check if i {my number from 100 to 999} have 0 inside that pass that i 
+  if (i.toString().includes(0) == false) {
+    giveMeDigits(i) == true && (counter += 1)
+  }
+}
+
+console.log(counter)