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-rw-r--r--challenge-199/ziameraj16/java/GoodPairs.java20
1 files changed, 20 insertions, 0 deletions
diff --git a/challenge-199/ziameraj16/java/GoodPairs.java b/challenge-199/ziameraj16/java/GoodPairs.java
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+++ b/challenge-199/ziameraj16/java/GoodPairs.java
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+import java.util.*;
+import java.util.stream.Collectors;
+
+public class GoodPairs {
+
+ public static void main(String[] args) {
+ Scanner scanner = new Scanner(System.in);
+ System.out.println("Enter comma separated values");
+ List<Integer> list = Arrays.stream(scanner.nextLine().split(",")).map(Integer::valueOf).collect(Collectors.toList());
+ int count = 0;
+ for (int i = 1; i < list.size(); i++) {
+ for (int j = 0; j < i; j++) {
+ if (list.get(i) == list.get(j)) {
+ count++;
+ }
+ }
+ }
+ System.out.println(count);
+ }
+}