From 2e0015c9bef63f038c58543f27502b2fd1d7b399 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Grodzi=C5=84ski?= <rafal.grodzinski@gmail.com>
Date: Sat, 5 Jul 2025 10:38:25 +0900
Subject: [PATCH] Added test app

---
 .gitignore   |  1 -
 apps/fib.brc | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+), 1 deletion(-)
 create mode 100644 apps/fib.brc

diff --git a/.gitignore b/.gitignore
index 57b7346..0f82e52 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,5 +3,4 @@
 brb
 .vscode/settings.json
 *.dSYM
-*.brc
 build/
\ No newline at end of file
diff --git a/apps/fib.brc b/apps/fib.brc
new file mode 100644
index 0000000..6993ecf
--- /dev/null
+++ b/apps/fib.brc
@@ -0,0 +1,34 @@
+@extern putchar fun: character sint32 -> sint32
+
+fib fun: number sint32 -> sint32
+    ret if number < 2:
+        number
+    else
+        fib(number - 1) + fib(number - 2)
+    ;
+;
+
+printNum fun: number sint32
+    biggest sint32 <- 10
+    rep biggest <= number: biggest <- biggest * 10
+    biggest <- biggest / 10
+
+    rep biggest > 0:
+        digit sint32 <- number / biggest
+        putchar(digit + '0')
+        number <- number % biggest
+        biggest <- biggest / 10
+    ;
+;
+
+// Print 20 first fibonacci numbers
+main fun -> sint32
+    rep i sint32 <- 0, i < 20:
+        res sint32 <- fib(i)
+        printNum(res)
+        putchar('\n')
+        i <- i + 1
+    ;
+    
+    ret 0
+;
\ No newline at end of file