diff --git a/problems/背包理论基础01背包-1.md b/problems/背包理论基础01背包-1.md
index a844dcf5..d6bc5520 100644
--- a/problems/背包理论基础01背包-1.md
+++ b/problems/背包理论基础01背包-1.md
@@ -413,7 +413,7 @@ else dp[i][j] = Math.max(dp[i-1][j], dp[i-1][j - weight[i]] + value[i]);
 return dp[len-1][size] //满足条件的最大值
 }
 
-function testWeightBagProblem2 (wight, value, size)4 {
+function testWeightBagProblem2 (wight, value, size) {
   const len = wight.length, 
     dp = Array(size + 1).fill(0);
   for(let i = 1; i <= len; i++) {