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1 files changed, 32 insertions, 0 deletions

diff --git a/3.1-v4.cpp b/3.1-v4.cpp
new file mode 100644
index 0000000..df74ddb
--- /dev/null
+++ b/3.1-v4.cpp
@@ -0,0 +1,32 @@
+#include <iostream>
+#include "sales_data.hpp"
+
+/*
+ *
+ * 2.41 - 1.23 - 1.24
+ *
+ *
+ */
+using std::cout;
+using std::cin;
+using std::endl;
+int main () {
+
+	SalesData Item;
+	SalesData CurItem;	
+	if(cin >> CurItem.BookNo >> CurItem.UnitsSold >> CurItem.Revenue) {
+		unsigned int Count = CurItem.UnitsSold;
+		while(cin >> Item.BookNo >> Item.UnitsSold >> Item.Revenue) {
+			if(Item.BookNo == CurItem.BookNo) {
+				Count += Item.UnitsSold;
+			} else {
+				cout << "ISBN: " << CurItem.BookNo << " has " << Count << " transactions" << endl;
+				CurItem = Item;
+				Count = Item.UnitsSold;
+			}
+		}
+		cout << "ISBN: " << CurItem.BookNo << " has " << Count << " transactions" << endl;
+	}
+
+	return 0;
+}