+echo -n "Compiling..."
+time -f "%E total, %U user, %S sys" gcc -O2 printf2.c -o printf2
+echo -n "Running..."
+time -f "%E total, %U user, %S sys" ./printf2 > /dev/null
+echo
+
+cat cll1-print2.c
+echo -n "Compiling..."
+time -f "%E total, %U user, %S sys" gcc -O2 cll1-print2.c -o cll1-print2
+echo -n "Running..."
+time -f "%E total, %U user, %S sys" ./cll1-print2 > /dev/null
+echo