row with max 1

row_with_max_1.cpp

@@ -0,0 +1,46 @@
+// problem link:https://practice.geeksforgeeks.org/problems/row-with-max-1s0023/1?page=2&status[]=unsolved&category[]=Arrays&category[]=Recursion&sortBy=submissions
+
+//{ Driver Code Starts
+#include <bits/stdc++.h>
+using namespace std;
+
+// } Driver Code Ends
+//User function template for C++
+class Solution{
+public:
+	int rowWithMax1s(vector<vector<int> > arr, int n, int m) {
+
+        for(int i=0;i<m;i++)
+	    {
+	        for(int j=0;j<n;j++)
+	        {
+	            if(arr[j][i]==1)
+	            return j;
+	        }
+	    }
+	    return -1;
+	}
+
+};
+
+//{ Driver Code Starts.
+int main() {
+    int t;
+    cin >> t;
+    while (t--) {
+        int n, m;
+        cin >> n >> m;
+        vector< vector<int> > arr(n,vector<int>(m));
+        for (int i = 0; i < n; i++) {
+            for (int j = 0; j < m; j++) {
+                cin>>arr[i][j];
+            }
+        }
+        Solution ob;
+        auto ans = ob.rowWithMax1s(arr, n, m);
+        cout << ans << "\n";
+    }
+    return 0;
+}
+
+// } Driver Code Ends