diff --git a/du2/program.c b/du2/program.c
index 37295d9..79c81b3 100644
--- a/du2/program.c
+++ b/du2/program.c
@@ -19,7 +19,7 @@ int main(){
         r = scanf("%d", &value);
         pole[i] = value;
         if(value<0){
-            return EOF;
+            return -1;
         }
 
         if(r == 1){