题解 | #简单错误记录#

#include<bits/stdc++.h>
using namespace std;
int main() {
    string s;
    map<string, int>m;
    deque<string>d;
    while (getline(cin, s)) {
        s = s.substr(s.find_last_of('\\') + 1);
        int pos = s.find_last_of(' ');
        if (pos > 16)
            s = s.substr(pos - 16);
        if (m.find(s) == m.end())
            d.push_back(s);
        ++m[s];
        if (d.size() > 8)
            d.pop_front();
    }
    for (auto i : d)
        cout << i << " " << m[i] << endl;
}