#import <Foundation/Foundation.h>
static NSString * const kName = @"name";
static NSString * const kAge = @"age";
static NSString * const kGender = @"gender";
inline static NSMutableDictionary *CreateDict(NSString *name, NSInteger age, BOOL isMale){
NSMutableDictionary *dict = [[NSMutableDictionary alloc] initWithDictionary:@{kName:name,kAge :@(age),kGender :@(isMale)}];
return dict;
}
int main(int argc, const char * argv[]) {
@autoreleasepool {
NSArray *array = @[CreateDict(@"王思聪", 27, YES),
CreateDict(@"范冰冰", 35, NO),
CreateDict(@"马云", 51, YES),
CreateDict(@"霍建华", 36, YES),
CreateDict(@"赵丽颖", 28, NO)];
//第1题 请按照年龄的升序排序输出,输出样式为:王思聪,男性,今年27岁
NSLog(@"第一题");
NSArray *newarr=[array sortedArrayUsingComparator:^NSComparisonResult(id obj1, id obj2) {
return [obj1[kAge] compare:obj2[kAge]];
}];
for (NSDictionary *str in newarr)
{
//BOOL result=[str[kGender] boolValue];
if (![str[kGender]isEqual:@YES])
{
NSLog(@"%@,女性,今年%@",str[kName],str[kAge]);
}
else{
NSLog(@"%@,男性,今年%@",str[kName],str[kAge]);
}
}
//第2题 请输出女性信息,输出样式为:范冰冰大美女,今年35岁
NSLog(@"第二题");
for (id str1 in newarr) {
BOOL result1=[str1[kGender] boolValue];
if (!result1){
NSLog(@"%@大美女,今年%@",str1[kName],str1[kAge]);
}
}
//第3题 请将“马云”的年龄改为41岁
NSLog(@"第三题");
// NSMutableArray *muarr=[NSMutableArray array];
for (int i=0; i<array.count; i++)
{
NSDictionary *dic=array[i];
if ([[dic objectForKey:kName]isEqual:@"马云"])
{
// NSArray *maarr=@[CreateDict(@"马云", 41, YES)];
// [muarr addObjectsFromArray:maarr];
[dic setValue:@"41" forKeyPath:kAge];
}
BOOL result=[dic[kGender] boolValue];
if (!result)
{
NSLog(@"%@,女性,今年%@",dic[kName],dic[kAge]);
}
else{
NSLog(@"%@,男性,今年%@",dic[kName],dic[kAge]);
}
}
}
return 0;
}