Initial data commit

Task/Time-a-function/Groovy/time-a-function-1.groovy

@@ -0,0 +1,12 @@
+import java.lang.management.ManagementFactory
+import java.lang.management.ThreadMXBean
+
+def threadMX = ManagementFactory.threadMXBean
+assert threadMX.currentThreadCpuTimeSupported
+threadMX.threadCpuTimeEnabled = true
+
+def clockCpuTime = { Closure c ->
+    def start = threadMX.currentThreadCpuTime
+    c.call()
+    (threadMX.currentThreadCpuTime - start)/1000000
+}