Obj C - 使用'For'创建唯一属性列表键

for (int x = 0; x < openSlots; x++) {
    NSNumber* slotValueSave = [[NSNumber alloc] initWithInt:[[slotValues objectAtIndex:x] intValue]];
    NSLog(@"Saving slot %@.", (x+1));
    [valueSavesDictionary setObject:slotValueSave forKey:@"Slot Value %i", (x+1)];
}
for (int x = 0; x < openSlots; x++) {
    NSNum