Update 0392.判断子序列.md

添加 Golang 动态规划版本

Author: wathenjiang

problems/0392.判断子序列.md

@@ -203,6 +203,25 @@ const isSubsequence = (s, t) => {
 };
 ```
 
+Go：
+```go
+func isSubsequence(s string, t string) bool {
+    dp := make([][]int,len(s)+1)
+    for i:=0;i<len(dp);i++{
+        dp[i] = make([]int,len(t)+1)
+    }
+    for i:=1;i<len(dp);i++{
+        for j:=1;j<len(dp[i]);j++{
+            if s[i-1] == t[j-1]{
+                dp[i][j] = dp[i-1][j-1] +1
+            }else{
+                dp[i][j] = dp[i][j-1]
+            }
+        }
+    }
+    return dp[len(s)][len(t)]==len(s)
+}
+```