제출 #1000323

#제출 시각아이디문제언어결과실행 시간메모리
1000323AtabayRajabliType Printer (IOI08_printer)C++17
100 / 100
985 ms129644 KiB
#include <bits/stdc++.h> // author : a1abay using namespace std; #define int ll #define all(v) v.begin(), v.end() typedef long long ll; typedef long double ld; const int inf = 1e9 + 7; const int inff = (int)1e18 + 7; const int sz = 25e3 + 5; int n, k, x, cnt; int t[sz * 26][26], mx[sz * 26], d[sz * 26]; bool w[sz * 26]; vector<array<int, 3>> g[sz * 26]; string s; void add(int ind, int cur) { while(ind < s.size()) { if(t[cur][s[ind] - 'a']) cur = t[cur][s[ind] - 'a']; else cur = t[cur][s[ind] - 'a'] = ++x; ind++; } w[cur] = 1; } void dfs(int v) { bool lf = 1; for(int i = 0; i < 26; i++) { if(!t[v][i]) continue; lf = 0; int c = t[v][i]; d[c] = d[v] + 1; dfs(c); mx[v] = max(mx[v], mx[c]); g[v].push_back({mx[c], c, i}); } sort(all(g[v])); if(lf) mx[v] = d[v]; } void calc(int v, char c) { cnt++; cout << c << endl; if(w[v]) cout << "P" << endl; for(auto i : g[v]) { calc(i[1], char(i[2] + 'a')); } if(cnt < x)cout << "-" << endl; } void solve() { cin >> n; for(int i = 0; i < n; i++) { cin >> s; add(0, 0); } dfs(0); cout << x * 2 - mx[0] + n << endl; for(auto i : g[0]) { calc(i[1], char(i[2] + 'a')); } } signed main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int t = 1; // cin >> t; while(t--) { solve(); } }

컴파일 시 표준 에러 (stderr) 메시지

printer.cpp: In function 'void add(ll, ll)':
printer.cpp:24:15: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |     while(ind < s.size())
      |           ~~~~^~~~~~~~~~
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