From 862ae424caccdb7ba71dd626ede99702ddea0c18 Mon Sep 17 00:00:00 2001
From: Anzhelika Nikolaieva <anzhelika.nikolaieva@student.tuke.sk>
Date: Fri, 17 Mar 2023 21:48:25 +0000
Subject: [PATCH] Update 'du4/program.c'

---
 du4/program.c | 21 ++++++++++++++-------
 1 file changed, 14 insertions(+), 7 deletions(-)

diff --git a/du4/program.c b/du4/program.c
index 8a16117..7ebebce 100644
--- a/du4/program.c
+++ b/du4/program.c
@@ -17,7 +17,6 @@ int main() {
         int valid = 1;
         float num1 = strtof(start, &end);
         if (end == start) {
-            printf("KONIEC\n");
             continue;
         }
         start = end;
@@ -33,6 +32,7 @@ int main() {
         // Parse second number
         float num2 = strtof(start, &end);
         if (end == start) {
+            printf("CHYBA\n");
             valid = 0;
         }
         start = end;
@@ -48,7 +48,7 @@ int main() {
 
         if (valid) {
             // Evaluate expression
-            float result = 0;
+            float result;
             switch (op) {
                 case '+':
                     result = num1 + num2;
@@ -62,19 +62,26 @@ int main() {
                 case '/':
                     result = num1 / num2;
                     break;
-                }
-
             }
-            result = round(result * 100) / 100;
-            if (num2(result - result) < 0.001) {
+            }
+
+            // Round result and compare to expected value
+            float expected;
+            if (sscanf(start, "%f", &expected) != 1) {
+                printf("KONIEC\n");
+                continue;
+            }
+            expected = round(expected * 100) / 100;
+            if (fabs(result - expected) < 0.001) {
                 printf("OK\n");
             } else {
                 printf("ZLE\n");
             }
         }
-    
+    }
 
     return EXIT_SUCCESS;
 }
 
+
        
\ No newline at end of file