diff --git a/cv3/program.c b/cv3/program.c
index 273ea93..907ed7d 100644
--- a/cv3/program.c
+++ b/cv3/program.c
@@ -29,7 +29,7 @@ int main() {
             break;
         }
         if (line[0] == '+' || line[0] == '-' || line[0] == '*' || line[0] == '/') {
-            input =+ 2;
+            input--;
             if (a == 1){
                 printf("not enough operands\n");
                 vys = 1;