diff --git a/uppdev/Jasa/Jasa.cpp b/uppdev/Jasa/Jasa.cpp
index d03ed7cf6..e1a74e97c 100644
--- a/uppdev/Jasa/Jasa.cpp
+++ b/uppdev/Jasa/Jasa.cpp
@@ -2,17 +2,39 @@
 
 using namespace Upp;
 
+String ReadString(const char *txt)
+{
+	Cout() << txt;
+	return ReadStdIn();
+}
+
+int ReadInt(const char *txt = "")
+{
+	return StrInt(ReadString(txt));
+}
+
+double ReadDouble(const char *txt = "")
+{
+	return StrDbl(ReadString(txt));
+}
+
+
 CONSOLE_APP_MAIN
 {
-	for(;;) {
-		String s = ReadStdIn();
-		if(s.GetLength() == 0)
-			break;
-		int a = atoi(s);
-		s = ReadStdIn();
-		int b = atoi(s);
-		Cout() << a << '+' << b << '=' << a + b << '\n';
-		Cout() << a << '-' << b << '=' << a - b << '\n';
-		Cout() << a << '*' << b << '=' << a * b << '\n';
-	}
+pocitani:
+    int l = 1;
+	int a = ReadInt("Zadej cislo: ");
+    for(int i = 1; i <= a; i++) {
+		 l=l*i;
+		Cout() << l << '\n';
+    }
+	Cout() << l << '\n';
+	goto pocitani;
 }
+
+/*
+1*1 = 1
+1*2 = 2
+2*3 = 6
+6*4 = 24
+*/
\ No newline at end of file
diff --git a/uppdev/Jasa/Jasa.upp b/uppdev/Jasa/Jasa.upp
index cdfae135a..bce42d5f5 100644
--- a/uppdev/Jasa/Jasa.upp
+++ b/uppdev/Jasa/Jasa.upp
@@ -1,9 +1,9 @@
-uses
-	Core;
-
-file
-	Jasa.cpp;
-
-mainconfig
-	"" = "";
-
+uses
+	Core;
+
+file
+	Jasa.cpp;
+
+mainconfig
+	"" = "";
+
diff --git a/uppdev/Jasa/init b/uppdev/Jasa/init
new file mode 100644
index 000000000..9502156e3
--- /dev/null
+++ b/uppdev/Jasa/init
@@ -0,0 +1,4 @@
+#ifndef _Jasa_icpp_init_stub
+#define _Jasa_icpp_init_stub
+#include "Core/init"
+#endif