#include<iostream>
#include<set>
int main(){
// Create a set object holding integers
std::set<int> mySet {1,2,3,4,-5};
// insert element in set
mySet.insert(7);
return 0;
}
I2luY2x1ZGU8aW9zdHJlYW0+CiNpbmNsdWRlPHNldD4KCmludCBtYWluKCl7CiAgICAvLyBDcmVhdGUgYSBzZXQgb2JqZWN0IGhvbGRpbmcgaW50ZWdlcnMKICAgIHN0ZDo6c2V0PGludD4gbXlTZXQgezEsMiwzLDQsLTV9OwoKICAgIC8vIGluc2VydCBlbGVtZW50IGluIHNldAogICAgbXlTZXQuaW5zZXJ0KDcpOwoKICAgIHJldHVybiAwOwp9