From 2927387ace15b664d80e2335084e50d478581733 Mon Sep 17 00:00:00 2001
From: braxtonhall
Date: Sun, 23 Oct 2022 16:42:08 -0700
Subject: Add Margo's fibs

---
 entries/margoseltzer/efficiency.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 entries/margoseltzer/efficiency.c

(limited to 'entries/margoseltzer')

diff --git a/entries/margoseltzer/efficiency.c b/entries/margoseltzer/efficiency.c
new file mode 100644
index 0000000..6e017f3
--- /dev/null
+++ b/entries/margoseltzer/efficiency.c
@@ -0,0 +1,23 @@
+unsigned long foo(unsigned long n) {
+     if (n < 2) return (n);
+     return(foo(n - 1) + foo(n - 2));
+}
+
+// Efficiency of expression
+
+unsigned long bar(unsigned long n) {
+    unsigned long i, last;
+    unsigned long sum, tmp;
+
+    if (n < 2) return (n);
+    last = 0;
+    sum = 1;
+    for (i = 2; i <= n; i++) {
+        tmp = sum;
+        sum += last;
+        last = tmp;
+    }
+    return (sum);
+}
+
+// Efficiency in resource utilization
-- 
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