14 lines
225 B
C++
14 lines
225 B
C++
#include <bits/stdc++.h>
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using namespace std;
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int n;
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set<string> st;
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string s;
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int main() {
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cin >> n;
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for (int i = 1; i <= n; i++) cin >> s, st.insert(s);
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cout << st.size() << endl;
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return 0;
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} |