NSMutableStringProgram, Objective-C

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//gcc 5.0.4

#import <Foundation/Foundation.h>

int main (int argc, const char * argv[])
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    
    NSLog (@"Full Name Print");
    NSMutableString *fullname = [NSMutableString stringWithString:@"Prakash Prafulbhai Gujarati"];
    NSLog (@"%@",fullname);
       
    NSArray *name = [fullname componentsSeparatedByString:@" "];
    NSLog (@"%@",[name objectAtIndex:2]);
    
    NSRange searchResult = [fullname rangeOfString:[name objectAtIndex:2]];   
    [fullname deleteCharactersInRange:NSMakeRange(searchResult.location, searchResult.length)];
    NSLog (@"%@",fullname);
    
    [fullname insertString:[[name objectAtIndex:2] stringByAppendingString:@" "] atIndex:0];
    NSLog (@"%@",fullname);
    
    
    NSRange searchResult1 = [fullname rangeOfString:[name objectAtIndex:1]];
    [fullname deleteCharactersInRange:NSMakeRange(searchResult1.location+1, searchResult1.length)];
    [fullname appendString:@"."];
    NSLog (@"%@",fullname);
    
    [pool drain];
    return 0;
}

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Compilation time: 0.33 sec, absolute running time: 0.13 sec, cpu time: 0.09 sec, memory peak: 9 Mb, absolute service time: 0,47 sec