diff --git "a/leetcode3/\355\231\251\354\235\200\354\247\200/403. Frog Jump.js" "b/leetcode3/\355\231\251\354\235\200\354\247\200/403. Frog Jump.js"
new file mode 100644
index 00000000..f6243195
--- /dev/null
+++ "b/leetcode3/\355\231\251\354\235\200\354\247\200/403. Frog Jump.js"	
@@ -0,0 +1,19 @@
+/**
+ * @param {number[]} stones
+ * @return {boolean}
+ */
+var canCross = function(stones) {
+    const dp =Array.from({length:stones.length},()=>Array(3).fill(false));
+    dp[1][1]=true;
+
+// 길이는 전길이에 따라 달라짐
+    for(let i=0;i<stones.length-1;i++){
+        const pos=stones[i];
+        for(let j=0;j<3;j++){
+            if(dp[i][j]===true){
+            } 
+        }
+    }
+
+    return  true;
+};
\ No newline at end of file