add hw2

node_modules/jotai/umd/vanilla.development.js

@@ -0,0 +1,64 @@
+(function (global, factory) {
+  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('jotai/vanilla/internals')) :
+  typeof define === 'function' && define.amd ? define(['exports', 'jotai/vanilla/internals'], factory) :
+  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.jotaiVanilla = {}, global.jotaiVanillaInternals));
+})(this, (function (exports, internals) { 'use strict';
+
+  var keyCount = 0;
+  function atom(read, write) {
+    var key = "atom" + ++keyCount;
+    var config = {
+      toString: function toString() {
+        return this.debugLabel ? key + ':' + this.debugLabel : key;
+      }
+    };
+    if (typeof read === 'function') {
+      config.read = read;
+    } else {
+      config.init = read;
+      config.read = defaultRead;
+      config.write = defaultWrite;
+    }
+    if (write) {
+      config.write = write;
+    }
+    return config;
+  }
+  function defaultRead(get) {
+    return get(this);
+  }
+  function defaultWrite(get, set, arg) {
+    return set(this, typeof arg === 'function' ? arg(get(this)) : arg);
+  }
+
+  var overiddenCreateStore;
+  function INTERNAL_overrideCreateStore(fn) {
+    overiddenCreateStore = fn(overiddenCreateStore);
+  }
+  function createStore() {
+    if (overiddenCreateStore) {
+      return overiddenCreateStore();
+    }
+    return internals.INTERNAL_buildStoreRev2();
+  }
+  var defaultStore;
+  function getDefaultStore() {
+    if (!defaultStore) {
+      defaultStore = createStore();
+      {
+        var _ref;
+        (_ref = globalThis).__JOTAI_DEFAULT_STORE__ || (_ref.__JOTAI_DEFAULT_STORE__ = defaultStore);
+        if (globalThis.__JOTAI_DEFAULT_STORE__ !== defaultStore) {
+          console.warn('Detected multiple Jotai instances. It may cause unexpected behavior with the default store. https://github.com/pmndrs/jotai/discussions/2044');
+        }
+      }
+    }
+    return defaultStore;
+  }
+
+  exports.INTERNAL_overrideCreateStore = INTERNAL_overrideCreateStore;
+  exports.atom = atom;
+  exports.createStore = createStore;
+  exports.getDefaultStore = getDefaultStore;
+
+}));