InfoViewController * info = [[InfoViewController alloc] init];
HeroViewController * hero = [[HeroViewController alloc] init];
MeViewController * me = [[MeViewController alloc] init];
FindViewController * find = [[FindViewController alloc] init];
NSMutableArray * viewArr = [[NSMutableArray alloc] initWithObjects:info,hero,find,me, nil];
for (int i = 0; i < 4; i++) {
UIViewController * vc = viewArr[i];
vc.title = titleArray[i];
}