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2 files changed, 77 insertions, 0 deletions

diff --git a/3p25.cpp b/3p25.cpp
new file mode 100644
index 0000000..44f33de
--- /dev/null
+++ b/3p25.cpp
@@ -0,0 +1,42 @@
+#include <iostream>
+#include <vector>
+#include "sales_data.hpp"
+#include "sales_item.hpp"
+
+/*
+ *
+ * 3.25
+ *
+ * Just a note to myself, i first finished this
+ * exercise by making a begin variable and also a temporary
+ * variable and incrementing on the temporary one, but
+ * of course you can just do everything directly which
+ * created this ugly thing ++*(scores.begin() + grade / 10);
+ * A bit difficult to read, and i do wonder if its faster
+ * 
+ */
+
+using std::string;
+using std::cout;
+using std::cin;
+using std::cerr;
+using std::clog;
+using std::endl;
+using std::vector;
+int main () {
+
+	vector<unsigned> scores(11, 0);
+	unsigned grade;
+	while (cin >> grade) {
+		if (grade <= 100) {
+			++*(scores.begin() + grade / 10);
+		}
+	}
+
+	for(auto i : scores) {
+		cout << i << " ";
+	}
+
+	cout << endl;
+	return 0;
+}
diff --git a/gradeclustering-example.cpp b/gradeclustering-example.cpp
new file mode 100644
index 0000000..cfa2bdd
--- /dev/null
+++ b/gradeclustering-example.cpp
@@ -0,0 +1,35 @@
+#include <iostream>
+#include <vector>
+#include "sales_data.hpp"
+#include "sales_item.hpp"
+
+/*
+ *
+ * original example from book, added printing out the vector
+ *
+ *
+ */
+
+using std::string;
+using std::cout;
+using std::cin;
+using std::cerr;
+using std::clog;
+using std::endl;
+using std::vector;
+int main () {
+
+    vector<unsigned> scores(11, 0);
+	unsigned grade;
+	while (cin >> grade) {
+		if (grade <= 100)
+			++scores[grade/10];
+	}
+
+	for(auto i : scores) {
+		cout << i << " ";
+	}
+
+	cout << endl;
+	return 0;
+}