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authorE7-87-83 <fungcheokyin@gmail.com>2022-01-13 16:52:50 +0800
committerE7-87-83 <fungcheokyin@gmail.com>2022-01-13 16:52:50 +0800
commitb82ed7c55b6a912b237e7fa396e433ac33ca79c8 (patch)
treeaf2ad93bf0190b04d9c3775c87ab3dd61abd99dd /challenge-003/abigail/java/ch-2.java
parent415b77f3f489715d7888de8794affe9afe8d1ffb (diff)
parentf0bd80b2369212d923d8c6a537ba5379067afbf9 (diff)
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diff --git a/challenge-003/abigail/java/ch-2.java b/challenge-003/abigail/java/ch-2.java
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+//
+// 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;
+ }
+ }
+ }
+}