Submission #1195107

#	Time	Username	Problem	Language	Result	Execution time	Memory
1195107		damamila	Type Printer (IOI08_printer)	C++20	80 / 100	1098 ms	20972 KiB

printer

#include <bits/stdc++.h>

using namespace std;

vector<set<tuple<int, int, int>>> g (2); //l, letter, index
vector<bool> fin (2);
int cnt = 2;
string ans;
int n;

void insrt(string s) {
	int idx = 1;
	for (int i = 0; i < s.size() ; i++) {
		int next = s[i]-'a';
		int idx2 = 0;
		int len2 = s.size();
		int other = 0;
		for (auto [len, let, ind] : g[idx]) {
			if (let == next) {
				len2 = max(len2, len);
				other = len;
				idx2 = ind;
				break;
			}
		}
		if (idx2 == 0) {
			idx2 = cnt;
			cnt++;
			g.push_back({});
			fin.push_back(0);
			g[idx].insert({len2, next, idx2});
		} else {
			g[idx].erase({other, next, idx2});
			g[idx].insert({len2, next, idx2});
		}	
		idx = idx2;	
	}
	fin[idx] = 1;
}

void dfs(int u) {
	if (fin[u]) {
		ans = ans+'P'+'\n';
		n--;
	}
	for (auto [len, let, v] : g[u]) {
		ans = ans+char('a'+let)+'\n';
		dfs(v);
		if (n > 0) ans = ans+'-'+'\n';
	}
}

signed main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
	cout.tie(0);  
	cin >> n;
	for (int i = 0; i < n; i++) {
		string s;
		cin >> s;
		insrt(s);
	}
	dfs(1);
	cout << ans.size()/2 << '\n' << ans;
}

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