diff --git a/os4all.cpp b/os4all.cpp
new file mode 100644
index 0000000..280ac80
--- /dev/null
+++ b/os4all.cpp
@@ -0,0 +1,7 @@
+#include<iostream.h>
+using namespace std;
+int main()
+{
+  cout<<"I love opensource because i get to code!";
+  return 0;
+}
diff --git a/secondgreatest.cpp b/secondgreatest.cpp
new file mode 100644
index 0000000..eb7e8f2
--- /dev/null
+++ b/secondgreatest.cpp
@@ -0,0 +1,40 @@
+#include<iostream>
+using namespace std;
+int main()
+{
+    int n,i,max,s,pos;
+    cout<<"enter n:";
+
+    cin>>n;
+    int A[n];
+    for(i=0;i<n;i++)
+    {
+        cout<<"enter no.=";
+        cin>>A[i];
+    }
+    max=A[0];
+    for(i=0;i<n;i++)
+    {
+        if(max<A[i])
+        {
+            max=A[i];
+            pos=i;
+        }
+    }
+    s=A[0];
+    for(i=0;i<n;i++)
+    {
+        if(i!=pos)
+        {
+
+
+        if(s<A[i])
+
+        s=A[i];
+
+        }
+
+    }
+    cout<<"second greatest element ="<<s;
+}
+