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-rw-r--r--challenge-100/ziameraj16/java/TriangleSum.java29
1 files changed, 29 insertions, 0 deletions
diff --git a/challenge-100/ziameraj16/java/TriangleSum.java b/challenge-100/ziameraj16/java/TriangleSum.java
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+++ b/challenge-100/ziameraj16/java/TriangleSum.java
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+import java.util.*;
+import java.util.stream.Collectors;
+
+public class TriangleSum {
+
+ public static void main(String[] args) {
+
+ Scanner scanner = new Scanner(System.in);
+ System.out.println("Enter number of rows in the triangle");
+ int numberOfRows = Integer.parseInt(scanner.nextLine());
+ List<List<Integer>> list = new ArrayList();
+ int i = 1;
+ while (i <= numberOfRows) {
+ System.out.println("Enter comma separated elements of line " + i);
+ List<Integer> rowElements = Arrays.stream(scanner.nextLine().split(",")).map(Integer::valueOf).collect(Collectors.toList());
+ list.add(rowElements);
+ i++;
+ }
+ System.out.println("Output: " + triangleSum(list));
+ }
+
+ public static int triangleSum(List<List<Integer>> list) {
+ int sum = 0;
+ for (List<Integer> row : list) {
+ sum += Collections.min(row);
+ }
+ return sum;
+ }
+}