关于注册登录失败

//
//  main.m
//  IOS学习系统
//
//  Created by phinx on 2018/4/8.
//

#import <Foundation/Foundation.h>

#import "Denglu.h"
int main(int argc, const char * argv[]) {
    @autoreleasepool {
        Xinxi * xi =[[Xinxi alloc]init];
        [xi zhuCe]; //调用注册方法
        
        Denglu * dl = [[Denglu alloc]init];
        [dl dengLu]; //调用登录方法
        dl.user = xi;
     
    }
    return 0;
}
#import <Foundation/Foundation.h>
#import "Xinxi.h"
@interface Denglu : NSObject
@property(nonatomic,strong)NSString *loginName;
@property(nonatomic,strong)NSString *loginPassWord;
@property(nonatomic,strong)Xinxi*user;


-(void)dengLu;//登录方法
@end

#import "Denglu.h"
#define NSLog(FORMAT, ...) fprintf(stderr,"%s",[[NSString   stringWithFormat:FORMAT, ##__VA_ARGS__] UTF8String])
@implementation Denglu

-(void)dengLu{
    NSLog(@"注册成功\n");
    NSLog(@"ios学习系统登录界面\n");
    NSLog(@"是否登录\n1登录\n2不登录\n");
    int u = 0;
    scanf("%d",&u);
    
    if(u == 1){
        NSLog(@"请输入用户名:");
        char name[1000];
        scanf("%s",name);
        NSString*loginName = [NSString stringWithUTF8String:name];
        NSLog(@"请输入登录密码\n");
        char loginpassWord [1000];
        scanf("%s",loginpassWord);
        NSString*loginPassWord = [NSString stringWithUTF8String:loginpassWord];
        NSLog(@"你登录的账号名=%s密码=%s\n",name,loginpassWord);
        
        
        if([loginName isEqualToString:self.user.uesrName]&&[loginPassWord isEqualToString:self.user.passWord]){
            NSLog(@"登录成功\n");
        }else{
            NSLog(@"登录失败\n");
        }
    }
    
}
@end

#import <Foundation/Foundation.h>
//用户信息
@interface Xinxi : NSObject
@property(nonatomic,strong)NSString *uesrName;
@property(nonatomic,strong)NSString *passWord;

-(id)initWithUesrName:(NSString *)userName passWord:(NSString *)passWord;
-(void)zhuCe;  //注册用户方法
@end
#import "Denglu.h"
#import "Xinxi.h"
#define NSLog(FORMAT, ...) fprintf(stderr,"%s",[[NSString   stringWithFormat:FORMAT, ##__VA_ARGS__] UTF8String])
@implementation Xinxi
-(id)initWithUesrName:(NSString *)uesrName passWord:(NSString *)passWord{
    self = [super init];
    if(self){
        self.uesrName = uesrName;
        self.passWord = passWord;
    }
    return self;
}

-(void)zhuCe{
    NSLog(@"****ios学习系统注册界面***\n");
    NSLog(@"请输入注册用户名\n");
    char name[1000]; //缓冲区
    scanf("%s",name);//读取控制台的输入信息
    self.uesrName = [NSString stringWithUTF8String:name];//接收控制台输入的信息并储存
    NSLog(@"请输入注册用户密码\n");
    char code[1000];
    scanf("%s",code);
    self.passWord = [NSString stringWithUTF8String:code];
    NSLog(@"你注册的账号名=%s密码=%s",name,code);
}
@end