- Added guest contribution by Mohammad Meraj Zia.

1 files changed, 22 insertions, 0 deletions

diff --git a/challenge-191/ziameraj16/java/TwiceLargest.java b/challenge-191/ziameraj16/java/TwiceLargest.java
new file mode 100644
index 0000000000..d3c6629d6e
--- /dev/null
+++ b/challenge-191/ziameraj16/java/TwiceLargest.java
@@ -0,0 +1,22 @@
+import java.util.Arrays;
+import java.util.List;
+import java.util.Scanner;
+import java.util.stream.Collectors;
+
+public class TwiceLargest {
+
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+        System.out.println("Enter list of numbers");
+        final List<Integer> numbers = Arrays.stream(scanner.nextLine().split(",")).map(Integer::valueOf).sorted().collect(Collectors.toList());
+        int biggest = numbers.get(numbers.size() - 1);
+        int check = 1;
+        for (int i = 0; i < numbers.size() - 1; i++) {
+            if (!(biggest > 2 * numbers.get(i))) {
+                check = -1;
+                break;
+            }
+        }
+        System.out.println("Output: " + check);
+    }
+}