Created 322-Coin-Change

alexyxiao4 · Jul 8, 2022 · db7a2a8 · db7a2a8
1 parent ba50ce0
commit db7a2a8
Showing 1 changed file with 15 additions and 0 deletions.
diff --git a/typescript/322-Coin-Change.ts b/typescript/322-Coin-Change.ts
@@ -0,0 +1,15 @@
+function coinChange(coins: number[], amount: number): number {
+ const dp = Array(amount + 1).fill(amount + 1);
+
+ dp[0] = 0;
+
+ for (let a = 1; a < amount + 1; a++) {
+ for (const c of coins) {
+ if (a - c >= 0) {
+ dp[a] = Math.min(dp[a], 1 + dp[a - c]);
+ }
+ }
+ }
+
+ return dp[amount] != amount + 1 ? dp[amount] : -1;
+}