adding cs142 code

cs142/smcquay/cootie/dice.cc

@@ -0,0 +1,25 @@
+#include <cstdlib>
+#include <ctime>
+#include <sys/time.h>
+#include <unistd.h>
+
+#include "dice.h"
+
+static int roll_count = 0;
+
+void random_init() {
+    struct timeval tv;
+    gettimeofday(&tv, NULL);
+    pid_t pid = getpid();
+    srand(tv.tv_usec + pid);
+}
+
+int roll() {
+    roll_count++;
+    int compliment = rand() % 6;
+    return compliment + 1;
+}
+
+int get_roll_count() {
+    return roll_count;
+}