diff --git a/du5/program.c b/du5/program.c
index adc5838..c424540 100644
--- a/du5/program.c
+++ b/du5/program.c
@@ -47,6 +47,9 @@ int main(int argc, char const *argv[]){
 		char* end = NULL;
 		int value = strtol(line,&end,10);
 		if (value == 0){
+			if(size!=0){
+				break;
+			}
 		    printf("Nepodarilo nacitat nic\n");
 			return 0;
 		}