array.m

#import <Foundation/Foundation.h>

int main() {
    NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];

    NSMutableArray *array = [NSMutableArray array];
    NSLog(@"%@", array);
    [array addObject:[NSString stringWithString:@"blackColor"]];
    NSLog(@"%@", array);
    [array insertObject:[NSString stringWithString:@"redColor"] atIndex:0];
    NSLog(@"%@", array);
    [array insertObject:[NSString stringWithString:@"blueColor"] atIndex:1];
    NSLog(@"%@", array);
    [array addObject:[NSString stringWithString:@"whiteColor"]];
    NSLog(@"%@", array);
    [array removeObjectsInRange:(NSMakeRange(1, 2))];
    NSLog(@"%@", array);

    [pool release];
    return 0;
}