Show the upper case letter

NSString *string = @"How many Captial are in Sentence";
NSMutableArray *getCount = [[NSMutableArray alloc]init];
for(int j = 0;j<string.length;j++){
    int asciiCode = [string characterAtIndex:j];

    if(asciiCode >= 65 && asciiCode <90){
        [getCount addObject: [NSString stringWithFormat:@"%c", asciiCode]];
    }


    NSLog(@"ASCII Value: %d",asciiCode);
}
NSLog(@"getCount:%d",[getCount count]);
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