Programming in Objective-C, Fifth Edition

Exercises

1. Type in and run the five programs presented in this chapter. Compare the output produced by each program with the output presented after each program.

2. Write a program that displays the following text:

In Objective-C, lowercase letters are significant.main is where program execution begins.Open and closed braces enclose program statements in a routine.All program statements must be terminated by a semicolon.

3. What output would you expect from the following program?

#import <Foundation/Foundation.h>int main (int argc, const char * argv[]){   @autoreleasepool {      int i;      i = 1;      NSLog (@"Testing...");      NSLog (@"....%i", i);      NSLog (@"...%i",  i + 1);      NSLog (@"..%i", i + 2);   }   return 0;}

4. Write a program ...