diff --git a/du6/program.c b/du6/program.c
index b18f611..b3d2368 100644
--- a/du6/program.c
+++ b/du6/program.c
@@ -58,6 +58,7 @@ int main() {
    }
    if (i == 0) {
    	puts("Ziadne prihlasky");
+	return 0;
    }
    for (int j = 0; j < i; j++) {
       for (int k = 0; k < i; k++) {