feat: add js solution to lc problem: No.0860

Author: rain84

solution/0800-0899/0860.Lemonade Change/README.md

@@ -224,6 +224,38 @@ function lemonadeChange(bills: number[]): boolean {
 }
 ```
 
+#### JavaScript
+
+```js
+function lemonadeChange(bills) {
+    let [five, ten] = [0, 0];
+    for (const x of bills) {
+        switch (x) {
+            case 5:
+                five++;
+                break;
+            case 10:
+                five--;
+                ten++;
+                break;
+            case 20:
+                if (ten) {
+                    ten--;
+                    five--;
+                } else {
+                    five -= 3;
+                }
+                break;
+        }
+
+        if (five < 0) {
+            return false;
+        }
+    }
+    return true;
+}
+```
+
 #### Rust
 
 ```rust

solution/0800-0899/0860.Lemonade Change/README_EN.md

@@ -209,6 +209,38 @@ function lemonadeChange(bills: number[]): boolean {
 }
 ```
 
+#### JavaScript
+
+```js
+function lemonadeChange(bills) {
+    let [five, ten] = [0, 0];
+    for (const x of bills) {
+        switch (x) {
+            case 5:
+                five++;
+                break;
+            case 10:
+                five--;
+                ten++;
+                break;
+            case 20:
+                if (ten) {
+                    ten--;
+                    five--;
+                } else {
+                    five -= 3;
+                }
+                break;
+        }
+
+        if (five < 0) {
+            return false;
+        }
+    }
+    return true;
+}
+```
+
 #### Rust
 
 ```rust

solution/0800-0899/0860.Lemonade Change/Solution.js

@@ -0,0 +1,27 @@
+export function lemonadeChange(bills) {
+    let [five, ten] = [0, 0];
+    for (const x of bills) {
+        switch (x) {
+            case 5:
+                five++;
+                break;
+            case 10:
+                five--;
+                ten++;
+                break;
+            case 20:
+                if (ten) {
+                    ten--;
+                    five--;
+                } else {
+                    five -= 3;
+                }
+                break;
+        }
+
+        if (five < 0) {
+            return false;
+        }
+    }
+    return true;
+}