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diceGame.cpp

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+// Random number generators
+// Rolling a dice 100 times
+// Chris Bass
+// November 2014
+
+#include <iostream>
+#include <cstdlib>
+#include <ctime>
+#include <fstream>
+#include <string>
+using namespace std;
+
+void diceGame()
+{
+	int count1 = 0; // count of 1s rolled
+	int count2 = 0; // count of 2s rolled
+	int count3 = 0; // count of 3s rolled
+	int count4 = 0; // count of 4s rolled
+	int count5 = 0; // count of 5s rolled
+	int count6 = 0; // count of 6s rolled
+
+	srand(time(0)); // seed the pseudo random number generator
+
+	for (int roll = 1; roll <= 100; roll++) // 100 rolls
+	{
+		int diceRoll;
+		diceRoll = 1 + rand() % 6; // store a random number between 1 and 6
+
+		switch (diceRoll)
+		{
+		case 1:
+			++count1;
+			break;
+		case 2:
+			++count2;
+			break;
+		case 3:
+			++count3;
+			break;
+		case 4:
+			++count4;
+			break;
+		case 5:
+			++count5;
+			break;
+		case 6:
+			++count6;
+			break;
+		default:
+			break;
+		}
+	}
+	ifstream inputFileStream;
+	inputFileStream.open("output.txt");
+    int highscore;
+    if (inputFileStream.good()) {
+        inputFileStream >> highscore;
+    } else {
+        cout << "cannot find previous highscore textfile, lets create a new one!" << endl;
+        highscore = 0;
+    }
+
+	cout << "You have rolled " << count1 << " ones" << endl;
+	cout << "You have rolled " << count2 << " twos" << endl; // count of 1s rolled
+	cout << "You have rolled " << count3 << " threes" << endl; // count of 1s rolled
+	cout << "You have rolled " << count4 << " fours" << endl; // count of 1s rolled
+	cout << "You have rolled " << count5 << " fives" << endl; // count of 1s rolled
+	cout << "You have rolled " << count6 << " sixes" << endl; // count of 1s rolled
+
+	cout << "Your score this game is: " <<
+		count1 * 1 + count2 * 2 + count3 * 3 +
+		count4 * 4 + count5 * 5 + count6 * 6 << endl;
+	int currentScore = count1 * 1 + count2 * 2 + count3 * 3 +
+		count4 * 4 + count5 * 5 + count6 * 6;
+
+	cout << "Your Score is " <<currentScore<< endl;
+	{
+		cout << "The previous highscore is: " << highscore << endl;
+
+		ofstream outputFileStream;
+		if (currentScore > highscore) {
+			outputFileStream.open("output.txt");
+			outputFileStream << currentScore << endl;
+			outputFileStream.close();
+
+			cout << "The new highscore is: " << currentScore << endl;
+		}
+	}
+
+}