From 23c3318429f9d68803351e72b4389f59d15cad07 Mon Sep 17 00:00:00 2001
From: Sadeep Madurange <smadurange@users.noreply.github.com>
Date: Fri, 19 Nov 2021 19:01:38 +0800
Subject: 1.15

---
 1/15.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 1/15.c

diff --git a/1/15.c b/1/15.c
new file mode 100644
index 0000000..3499ec7
--- /dev/null
+++ b/1/15.c
@@ -0,0 +1,23 @@
+#include <stdio.h>
+
+/* converts fahrenhite to celsius */
+int ftoc(int fahr);
+
+int main(int argc, char *argv[]) {
+  int fahr, celsius;
+  int lower, upper, step;
+
+  lower = 0;
+  upper = 300;
+  step = 20;
+  fahr = lower;
+
+  while (fahr <= upper) {
+    printf("%d\t%d\n", fahr, ftoc(fahr));
+    fahr += step;
+  }
+
+  return 0;
+}
+
+int ftoc(int fahr) { return 5 * (fahr - 32) / 9; }
\ No newline at end of file
-- 
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