Обновить summa.cpp

summa.cpp

@@ -1,15 +1,22 @@
 #include <iostream>
 using namespace std;
 
-int main() {
-    int arr[] = { 1, 2, 3, 4, 5 };
-    int n = sizeof(arr) / sizeof(arr[0]);
+int main()
+{
+    const int size = 7;
+    int arr[size]{ 12, -5, 6, 7, 45, -6, 78 };
 
-    int* p = arr;
+    int* pI = arr;
     int sum = 0;
 
-    for (int i = 0; i < n; i++) {
-        sum += *(p + i);
+    cout << "Arr: ";
+    for (int i = 0; i < size; ++i) {
+        cout << arr[i] << "   ";
+    }
+    cout << "\n";
+
+    for (int i = size; i > 0; --i, ++pI) {
+        sum += *pI;
     }
 
     cout << "Suma = " << sum << endl;