diff --git a/problems/0322.零钱兑换.md b/problems/0322.零钱兑换.md
index 43c735be..fc0490c8 100644
--- a/problems/0322.零钱兑换.md
+++ b/problems/0322.零钱兑换.md
@@ -340,7 +340,21 @@ const coinChange = (coins, amount) => {
 }
 ```
 
+TypeScript：
 
+```typescript
+function coinChange(coins: number[], amount: number): number {
+    const dp: number[] = new Array(amount + 1).fill(Infinity);
+    dp[0] = 0;
+    for (let i = 0; i < coins.length; i++) {
+        for (let j = coins[i]; j <= amount; j++) {
+            if (dp[j - coins[i]] === Infinity) continue;
+            dp[j] = Math.min(dp[j], dp[j - coins[i]] + 1);
+        }
+    }
+    return dp[amount] === Infinity ? -1 : dp[amount];
+};
+```
 
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 <div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>