Merge pull request #161 from QuinnDK/添加0718最长重复子数组Go版本

添加0718最长重复子数组Go版本

problems/0718.最长重复子数组.md

@@ -160,7 +160,28 @@ Python：
 
 
 Go：
+```Go
+func findLength(A []int, B []int) int {
+	m, n := len(A), len(B)
+	res := 0
+	dp := make([][]int, m+1)
+	for i := 0; i <= m; i++ { 
+		dp[i] = make([]int, n+1)
+	}
 
+	for i := 1; i <= m; i++ {
+		for j := 1; j <= n; j++ {
+			if A[i-1] == B[j-1] {
+				dp[i][j] = dp[i-1][j-1] + 1
+			}
+			if dp[i][j] > res {
+				res = dp[i][j]
+			}
+		}
+	}
+	return res
+}
+```