commit de840f111c0a0f217660dfd69e80100e7887efd2
Author: Rikuoh Tsujitani <mail@riq0h.jp>
Date:   Mon Nov 27 11:29:10 2023 +0900

    OK

diff --git a/password-generator.js b/password-generator.js
new file mode 100644
index 0000000..78ac33d
--- /dev/null
+++ b/password-generator.js
@@ -0,0 +1,15 @@
+'use strict';
+const length = 20;
+const charset = 'abcdefghijklmnopqrstuvwxyz' + 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' + '0123456789' + '!@#$%^&*+?{}';
+
+function passwordGenerator() {
+  let password = '';
+  for (let i = 0; i < length; i++) {
+    password += charset[Math.floor(Math.random() * charset.length)];
+  }
+  const includeAllTypes =
+    /[a-z]/.test(password) && /[A-Z]/.test(password) && /[0-9]/.test(password);
+  return includeAllTypes ? password : passwordGenerator();
+}
+
+console.log(passwordGenerator());