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INCLUDES.CPP
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1997-02-28
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911b
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31 lines
#include <algorithm>
#include <set>
using namespace std;
int main ()
{
//
// Initialize some sets.
//
int a1[10] = {1,2,3,4,5,6,7,8,9,10};
int a2[6] = {2,4,6,8,10,12};
int a3[4] = {3,5,7,8};
set<int, less<int> > all(a1+0, a1+10), even(a2+0, a2+6), smalll(a3+0, a3+4);
//
// Demonstrate includes.
//
cout << "The set: ";
copy(all.begin(),all.end(), ostream_iterator<int>(cout," "));
bool answer = includes(all.begin(), all.end(), smalll.begin(), smalll.end());
cout << endl << (answer ? "INCLUDES " : "DOES NOT INCLUDE ");
copy(smalll.begin(),smalll.end(), ostream_iterator<int>(cout," "));
answer = includes(all.begin(), all.end(), even.begin(), even.end());
cout << ", and" << endl << (answer ? "INCLUDES" : "DOES NOT INCLUDE ");
copy(even.begin(),even.end(), ostream_iterator<int>(cout," "));
cout << endl << endl;
return 0;
}