diff --git a/Graphs/lc.cpp b/Graphs/lc.cpp
new file mode 100644
index 0000000..e84382e
--- /dev/null
+++ b/Graphs/lc.cpp
@@ -0,0 +1,27 @@
+#include<bits/stdc++.h>
+using namespace std;
+class Solution{
+    public:
+      vector<int> minimumTime(int n, vector<vector<int>>& edges, vector<int>& disappear) {
+        // code here
+        int m = edges.size();
+        sort(disappear.begin(), disappear.end());
+        long long int dp[n + 1];
+        memset(dp, -1, sizeof(dp));
+        for (int i = 0; i < m; ++i) {
+            int u = edges[i][0], v = edges[i][1];
+            if (dp[u] == -1 || dp[v] == -1 || dp[u] > dp[v])
+                dp[u] = dp[v] + 1;
+            else
+                dp[v] = dp[u] + 1;
+        }
+        
+        vector<int> res(n);
+        for (int i = 1; i <= n; ++i) {
+            res[i - 1] = dp[i];
+        }
+        return res;
+
+       
+    }
+};
\ No newline at end of file
diff --git a/Arrays/ExitPointInMatrix.cpp b/Matrix/ExitPointInMatrix.cpp
similarity index 100%
rename from Arrays/ExitPointInMatrix.cpp
rename to Matrix/ExitPointInMatrix.cpp
diff --git a/Matrix/LargestLocalValueinMatrix.cpp b/Matrix/LargestLocalValueinMatrix.cpp
new file mode 100644
index 0000000..ef65c77
--- /dev/null
+++ b/Matrix/LargestLocalValueinMatrix.cpp
@@ -0,0 +1,22 @@
+class Solution {
+public:
+int findmax(vector<vector<int>>& grid,int row,int col){
+    int maxi=INT_MIN;
+    for(int i=row;i<row+3;i++){
+        for(int j=col;j<col+3;j++){
+            maxi=max(maxi,grid[i][j]);
+        }
+    }
+    return maxi;
+}
+    vector<vector<int>> largestLocal(vector<vector<int>>& grid) {
+        int n=grid.size();
+        vector<vector<int>>ans(n-2,vector<int>(n-2,0));
+        for(int i=0;i<n-2;i++){
+            for(int j=0;j<n-2;j++){
+                ans[i][j]=findmax(grid,i,j);
+            }
+        }
+    return ans;
+    }
+};
\ No newline at end of file
diff --git a/Arrays/RowWithMinimum1's.cpp b/Matrix/RowWithMinimum1's.cpp
similarity index 100%
rename from Arrays/RowWithMinimum1's.cpp
rename to Matrix/RowWithMinimum1's.cpp