Update cv3/program.c

cv3/program.c

@@ -52,7 +52,7 @@ int read(struct stack *s) {
 
     // Check for empty input
     if (strcmp(temp, "\n") == 0) {
-        printf("no input\n");
+        printf("bad input\n");
         exit(1); // Exit on empty input
     }
 
@@ -99,7 +99,7 @@ int read(struct stack *s) {
                 }
                 push_stack(s, result); // Push the result back onto the stack
                 print_stack(s); // Print the stack after operation
-                printf("no input\n"); // Print the "no input" message
+                printf("bad input\n"); // Print the "no input" message
                 exit(0); // Exit the program after the operation
                 break;
             }