diff --git a/cv5/program.c b/cv5/program.c
index d4016d9..3c66a1a 100644
--- a/cv5/program.c
+++ b/cv5/program.c
@@ -1,7 +1,6 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <ctype.h>
 
 #define SIZE 100
 
@@ -44,11 +43,11 @@ int main() {
         // parse the string and extract number of votes and student name
         int votes;
         char name[SIZE];
-        if (sscanf(line, "%d %s", &votes, name) != 2 || !isdigit(name[0])) {
+        if (sscanf(line, "%d %[^\n]", &votes, name) != 2) {
             // error, input was not in expected format
-            // print error message and continue to next line
+            // print error message and exit
             fprintf(stderr, "Error: invalid input format\n");
-            continue;
+            return 1;
         }
 
         // check if this student already exists
@@ -74,7 +73,7 @@ int main() {
     qsort(students, size, sizeof(struct student), compare);
 
     // print the results
-    printf("Results:\n");
+    printf("Vysledky:\n");
     for (int i = 0; i < size; i++) {
         printf("%d %s\n", students[i].votes, students[i].name);
     }