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authordms061 <dms7225@psu.edu>2021-05-16 18:47:40 -0400
committerdms061 <dms7225@psu.edu>2021-05-16 18:47:40 -0400
commit0602d0d635835efc141bf1a89f604cd3156ecd3e (patch)
treea3cf4fbbe6f6378b1e7f0180ab722010493d6c7d /challenge-112/ziameraj16/java/ClimbStairs.java
parent111673b82066733c69a62c8f1030da605767aaf8 (diff)
parentfa969a62c402d6220e260e0f302c80e9b6133c90 (diff)
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Merge branch 'manwar:master' into challenge112
Diffstat (limited to 'challenge-112/ziameraj16/java/ClimbStairs.java')
-rw-r--r--challenge-112/ziameraj16/java/ClimbStairs.java18
1 files changed, 18 insertions, 0 deletions
diff --git a/challenge-112/ziameraj16/java/ClimbStairs.java b/challenge-112/ziameraj16/java/ClimbStairs.java
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+++ b/challenge-112/ziameraj16/java/ClimbStairs.java
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+import java.util.Scanner;
+
+public class ClimbStairs {
+
+ public static void main(String[] args) {
+ Scanner scanner = new Scanner(System.in);
+ System.out.println("Enter total number of stairs");
+ int stepsToClimb = scanner.nextInt();
+ System.out.println("Output: " + numberOfWays(stepsToClimb + 1));
+ }
+
+ public static int numberOfWays(int n) {
+ if (n <= 1) {
+ return n;
+ }
+ return numberOfWays(n -1) + numberOfWays(n - 2);
+ }
+}