even number sum in c++

even_no_sum/main.cpp

@@ -0,0 +1,22 @@
+#include <iostream>
+
+using namespace std;
+
+int main()
+{
+    int n,i;
+
+    cout<<"Enter the range to find sum:";
+    cin >> n;
+
+    int sum = 0;
+
+    for(i=0; i<=n; i++)
+    {
+            if(i%2 == 0)
+                sum += i;
+    }
+    cout<<"The sum of even numbers upto "<<n<<" is:"<<sum;
+
+    return 0;
+}

even_no_sum/main.cpp.save

@@ -0,0 +1,23 @@
+#include <iostream>
+
+using namespace std;
+
+int main()
+{
+    int n,i;
+
+    cout<<"Enter the range to find sum:"
+    cin >> n;
+
+    int sum;
+
+    for(i=0; i<=n; i++)
+    {
+            if(i%2==0)
+            {
+                sum += i;
+            }
+    }
+    cout<<sum
+    return 0;
+}