1 files changed, 23 insertions, 0 deletions
diff --git a/usth/ICT2.2/labwork/4/DiscreteDistro.java b/usth/ICT2.2/labwork/4/DiscreteDistro.java
new file mode 100644
index 0000000..b603ed7
--- /dev/null
+++ b/usth/ICT2.2/labwork/4/DiscreteDistro.java
@@ -0,0 +1,23 @@
+import java.util.concurrent.ThreadLocalRandom;
+import java.util.stream.Stream;
+
+import static java.util.Collections.binarySearch;
+import static java.util.stream.Collectors.toList;
+
+class DiscreteDistro
+{
+  public static void main(String... args)
+  {
+    var numbers = Stream.of(args).mapToInt(Integer::parseInt)
+                                 .boxed().collect(toList());
+    int n = numbers.size();
+    for (int i = 1; i < n; ++i)
+      numbers.set(i, numbers.get(i) + numbers.get(i - 1));
+
+    int x = ThreadLocalRandom.current().nextInt(0, numbers.get(n - 1));
+    int i = binarySearch(numbers, x) + 1;
+    System.out.println(numbers);
+    System.out.println(x);
+    System.out.println((i < 0) ? -i : i);
+  }
+}