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25 lines
450 B
25 lines
450 B
#include <bits/stdc++.h>
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using namespace std;
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vector<int> v(0);
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int x;
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int main() {
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vector<int>::iterator iter;
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v.insert(v.begin(), 1);
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v.insert(v.begin(), 2);
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v.insert(v.begin(), 3);
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v.insert(v.begin(), 4);
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v.push_back(5);
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for (iter = v.begin(); iter != v.end(); ++iter)
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cout << *iter << " ";
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cout << v.empty() << endl;
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cout << v.size()<< endl;
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v.clear();
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v.erase(v.begin());
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return 0;
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} |