diff --git a/cv3/program.c b/cv3/program.c
index b64bce6..6c3313e 100644
--- a/cv3/program.c
+++ b/cv3/program.c
@@ -47,10 +47,7 @@ int main() {
     while (fgets(bufer, sizeof(bufer), stdin) != NULL) {
         char* konec;
         double chislo = strtod(bufer, &konec);
-        if (chislo == 0 && strcmp(bufer, "0\n") != 0) {
-            printf("bad input\n");
-            exit(1);
-        }
+
         if (*konec == '\n' && *bufer != '\n' && *bufer != ' ') {
             push(&stek, chislo);
         } else if (strcmp(konec, "+\n") == 0) {
@@ -111,6 +108,7 @@ int main() {
         } else if (isalpha(konec[-1])) {
             printf("bad input\n");
             exit(1);
+            return 0;
         } else {
             printf("bad input\n");
             exit(1);
@@ -122,4 +120,4 @@ int main() {
     }
     printf("no input\n");
     return 0;
-}
+}
\ No newline at end of file