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19 lines
335 B
19 lines
335 B
#include<bits/stdc++.h>
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using namespace std;
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int main() {
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int a[] = {1,2,3};
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set<int> s;
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set<int>::iterator iter;
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s.insert(a,a+3);
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for(iter = s.begin() ; iter != s.end() ; ++iter) {
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cout<<*iter<<" ";
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}
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cout<<endl;
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pair<set<int>::iterator,bool> pr;
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pr = s.insert(5);
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if(pr.second) {
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cout<<*pr.first<<endl;
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}
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return 0;
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}
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