aboutsummaryrefslogtreecommitdiff
path: root/challenge-003/abigail/java/ch-2.java
diff options
context:
space:
mode:
Diffstat (limited to 'challenge-003/abigail/java/ch-2.java')
-rw-r--r--challenge-003/abigail/java/ch-2.java34
1 files changed, 34 insertions, 0 deletions
diff --git a/challenge-003/abigail/java/ch-2.java b/challenge-003/abigail/java/ch-2.java
new file mode 100644
index 0000000000..8f932a81db
--- /dev/null
+++ b/challenge-003/abigail/java/ch-2.java
@@ -0,0 +1,34 @@
+//
+// See https://theweeklychallenge.org/blog/perl-weekly-challenge-003
+//
+
+//
+// Run as: ln ch-2.java ch2.java; javac ch2.java; java ch2 < input-file
+//
+
+import java.util.*;
+
+public class ch2 {
+ public static void main (String [] args) {
+ Scanner scanner = new Scanner (System . in);
+ while (scanner . hasNextInt ()) {
+ int max = scanner . nextInt ();
+ int [] current_row = new int [1];
+ current_row [0] = 1;
+ System . out . println ("1");
+
+ for (int row = 1; row <= max; row ++) {
+ int [] next_row = new int [row + 1];
+ next_row [0] = 1;
+ next_row [row] = 1;
+ System . out . print ("1 ");
+ for (int col = 1; col < row; col ++) {
+ next_row [col] = current_row [col - 1] + current_row [col];
+ System . out . printf ("%d ", next_row [col]);
+ }
+ System . out . println ("1");
+ current_row = next_row;
+ }
+ }
+ }
+}