From 49fef5d3693727cfac0f8ef89588d445be9909b2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dami=C3=A1n=20Korpesio?= <damian.korpesio@student.tuke.sk>
Date: Wed, 20 Oct 2021 11:26:28 +0200
Subject: [PATCH] prvy

---
 cv3/program.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/cv3/program.c b/cv3/program.c
index a099af5..f01429f 100644
--- a/cv3/program.c
+++ b/cv3/program.c
@@ -30,6 +30,11 @@ int main() {
         }
         if (line[0] == '+' || line[0] == '-' || line[0] == '*' || line[0] == '/') {
             input =+ 2;
+            if (a == 1){
+                printf("no enough operands");
+                vys = 1;
+                break;
+            }
             if (line[0] == '+') {
                 number[a - 2].cislo = number[a - 2].cislo + number[a - 1].cislo;
                 a--;