#include <iostream>#include <cstdio>#include <cstdlib>#include <vector>#include <string>#include <unordered_map>#include <algorithm>using namespace std;unordered_map<string, vector<int> > idx_title;unordered_map<string, vector<int> > idx_author;unordered_map<string, vector<int> > idx_keyword;unordered_map<string, vector<int> > idx_publisher;unordered_map<string, vector<int> > idx_year;unordered_map<string, vector<int> >* idx[6] = {NULL, &idx_title, &idx_author, &idx_keyword, &idx_publisher, &idx_year};void idx_add_book(unordered_map<string, vector<int> >& idx, const string& key, int book_id) {    auto iter = idx.find(key);    if (iter == idx.end()) {        iter = idx.insert(make_pair(key, vector<int>())).first;    }    iter->second.push_back(book_id);}int main() {        int N, M;    scanf("%d", &N);    char ibuf[100] = {0};    int bid = 0;    for (int i=0; i<N; i++) {        scanf("%d", &bid);        getchar();        // read title        scanf("%[^\n]", ibuf);        idx_add_book(idx_title, string(ibuf), bid);        getchar();        // read author        scanf("%[^\n]", ibuf);        idx_add_book(idx_author, string(ibuf), bid);        getchar();        // read keywords        for (;;) {            scanf("%[^ \n]", ibuf);            idx_add_book(idx_keyword, string(ibuf), bid);            if (getchar() == ‘\n‘) {                break;            }        }        // read publisher        scanf("%[^\n]", ibuf);        idx_add_book(idx_publisher, string(ibuf), bid);        getchar();        // read year        scanf("%[^\n]", ibuf);        idx_add_book(idx_year, string(ibuf), bid);        getchar();    }    scanf("%d", &M);    string buf;    for (int i=0; i<M; i++) {        int idx_type = 0;        scanf("%d", &idx_type);        getchar();        getchar();        if (idx_type < 1 || idx_type > 5) {            break;        }        getline(cin, buf);        printf("%d: %s\n", idx_type, buf.c_str());        auto dict = idx[idx_type];        if (dict == NULL) {            break;        }        auto iter = dict->find(buf);        if (iter == dict->end()) {            printf("Not Found\n");            continue;        }        auto v = iter->second;        sort(v.begin(), v.end());        int len = v.size();        for (int i=0; i<len; i++) {            printf("%07d\n", v[i]);        }    }    return 0;}