31 lines
1016 B
Objective-C
31 lines
1016 B
Objective-C
#import <Foundation/Foundation.h>
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int main(int argc, const char *argv[]) {
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@autoreleasepool {
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NSSet* setA = [NSSet setWithObjects:@"John", @"Serena", @"Bob", @"Mary", @"Serena", nil];
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NSSet* setB = [NSSet setWithObjects:@"Jim", @"Mary", @"John", @"Jim", @"Bob", nil];
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// Present our initial data set
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NSLog(@"In set A: %@", setA);
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NSLog(@"In set B: %@", setB);
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// Get our individual differences.
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NSMutableSet* notInSetA = [NSMutableSet setWithSet:setB];
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[notInSetA minusSet:setA];
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NSMutableSet* notInSetB = [NSMutableSet setWithSet:setA];
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[notInSetB minusSet:setB];
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// The symmetric difference is the concatenation of the two individual differences
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NSMutableSet* symmetricDifference = [NSMutableSet setWithSet:notInSetA];
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[symmetricDifference unionSet:notInSetB];
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// Present our results
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NSLog(@"Not in set A: %@", notInSetA);
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NSLog(@"Not in set B: %@", notInSetB);
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NSLog(@"Symmetric Difference: %@", symmetricDifference);
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}
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return 0;
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}
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