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-rw-r--r--entries/kevindhir/aws/Solution.java21
1 files changed, 21 insertions, 0 deletions
diff --git a/entries/kevindhir/aws/Solution.java b/entries/kevindhir/aws/Solution.java
new file mode 100644
index 0000000..602d1b1
--- /dev/null
+++ b/entries/kevindhir/aws/Solution.java
@@ -0,0 +1,21 @@
+package entries.kevindhir.aws;
+
+import java.util.Arrays;
+
+class Solution {
+ public int fib(int N) {
+ int[] storage = new int[9999];
+ Arrays.fill(storage, -1);
+ storage[0] = 0;
+ storage[1] = 1;
+ return fibMemoized(N, storage);
+ }
+
+ private int fibMemoized(int N, int[] storage){
+ if (storage[N] != -1) return storage[N];
+ int calculated = fibMemoized(N-1, storage) + fibMemoized(N-2, storage);
+ storage[N] = calculated;
+ return calculated;
+ }
+
+} \ No newline at end of file