diff --git a/a1/program.c b/a1/program.c
index b4b9774..278dc72 100644
--- a/a1/program.c
+++ b/a1/program.c
@@ -8,8 +8,8 @@ int main()
     int count =0;
     long double arr[50]={0};
   	
-  	scanf("%lf",&x);
-	if(isalpha(x)!=0){
+  	
+	if(scanf("%lf",&x)!=1){
   		printf("Nepodarilo sa nacitat x\n");  
     	return 0;
   	}