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19 lines
379 B
19 lines
379 B
2 years ago
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#include <bits/stdc++.h>
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using namespace std;
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int cnt;
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/**
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asdfAcdcdfLanQiaoCsldfjsdLanqiAoxvcxvx
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*/
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int main() {
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string a;
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cin >> a;
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for (int i = 0; i < a.size(); i++)
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if (a[i] >= 'A' && a[i] <= 'Z')a[i] += 32;
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for (int i = 0; i < a.size(); i++)
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if (a.substr(i, 7) == "lanqiao") cnt++;
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printf("%d", cnt);
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return 0;
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}
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