Submission #840901

#	Time	Username	Problem	Language	Result	Execution time	Memory
840901		EntityPlantt	Type Printer (IOI08_printer)	C++17	40 / 100	428 ms	59700 KiB

printer

#include <iostream>
#include <algorithm>
using namespace std;
struct TrieNode {
    int mxdepth = 1;
    bool word = false;
    TrieNode *children[27] = {};
};
int n;
string s, pr;
TrieNode *root = new TrieNode, *now;
void calcmxdepth(TrieNode *node) {
    for (int i = 0; i < 26; i++) {
        if (!node->children[i]) continue;
        calcmxdepth(node->children[i]);
        if (node->children[i]->mxdepth >= node->mxdepth) {
            node->mxdepth = node->children[i]->mxdepth + 1;
        }
    }
}
void print(TrieNode *node) {
    if (!node) return;
    if (node->word) pr.push_back('P');
    short arr[26] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25};
    sort(arr, arr + 26, [&](short a, short b) {
        if (!node->children[a]) return false;
        if (!node->children[b]) return true;
        return node->children[a]->mxdepth < node->children[b]->mxdepth;
    });
    for (int i = 0; node->children[arr[i]]; i++) {
        pr.push_back(arr[i] + 'a');
        print(node->children[arr[i]]);
        pr.push_back('-');
    }
}
int main() {
    cin >> n;
    while (n--) {
        cin >> s;
        now = root;
        for (char &x : s) {
            if (!x) break;
            if (!now->children[x - 'a']) {
                now->children[x - 'a'] = new TrieNode;
            }
            now = now->children[x - 'a'];
        }
        now->word = true;
    }
    calcmxdepth(root);
    print(root);
    while (pr.back() == '-') pr.pop_back();
    cout << pr.size() << '\n';
    for (char &ch : pr) cout << ch << endl;
    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10