Submission #674029

#	Time	Username	Problem	Language	Result	Execution time	Memory
674029		peacebringer1667	Type Printer (IOI08_printer)	C++17	40 / 100	1095 ms	16724 KiB

printer

#include<bits/stdc++.h>
#define whilst while
typedef long long ll;
using namespace std;
string a[25003];
int f[650078][27];
int b[25003];
int m = 0;bool eow[650078];
vector <vector<int>> vec(650078);
void dfs(int u){
	cout << (char)f[u][0] << endl;
		if (eow[u]) cout << "P" << endl; 
	for (int i = 0 ; i < vec[u].size() ; i++)
	  dfs(vec[u][i]); 
	cout << "-" << endl;
}
void dfs2(int u){
	cout << (char)f[u][0] << endl;
		if (eow[u]) cout << "P" << endl; 
	for (int i = 0 ; i < vec[u].size() ; i++)
	  dfs2(vec[u][i]); 
	if (m == -1) return;
	else
	if (u == m){
		m = -1;
		return;
	} 
	else cout << "-" << endl;
}
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);cout.tie(0);
    int d1 = 0,n,cur,j,maxlen = 0,index = n;string x;char t;
    cin >> n;
    for (int i = 1 ; i <= n ; i++){
    	cin >> a[i];
    	if (maxlen < a[i].size()){
    		maxlen = a[i].size();index = i;
		}
	}
	swap(a[index],a[n]);t = a[n][0];
	for (int i = 1 ; i < n; i++) 
	  if (a[i][0] != t){
    	cur = 0,j = 0;
        while (j < a[i].size() && f[cur][a[i][j]-96]){
        	cur = f[cur][a[i][j]-96];j++;
		}
		if (j == a[i].size()){
			j = 0;
			while (j < a[i].size()-1)
			  cur = f[cur][a[i][j]-96];j++;
			eow[cur] = 1;  
		}
		else for (int k = j ; k < a[i].size() ; k++){
			m++;f[cur][a[i][k]-96] = m;f[m][0] = a[i][k];vec[cur].push_back(m);
			cur = m;
		}
		eow[m] = 1;
	}
	for (int i = 1 ; i <= n ; i++) if (a[i][0] == t){
		cur = 0,j = 0;
        while (j < a[i].size() && f[cur][a[i][j]-96]){
        	cur = f[cur][a[i][j]-96];j++;
		}
		if (j == a[i].size()){
			j = 0;
			while (j < a[i].size()-1)
			  cur = f[cur][a[i][j]-96];j++;
			eow[cur] = 1;  
		}
		else
		for (int k = j ; k < a[i].size() ; k++){
			m++;f[cur][a[i][k]-96] = m;f[m][0] = a[i][k];vec[cur].push_back(m);
			cur = m;
		}
		eow[m] = 1;
	} 
	cout << 2*m - a[n].size() + n << endl;
	for (int i = 0 ; i < vec[0].size()-1 ; i++) dfs(vec[0][i]);
	dfs2(vec[0][vec[0].size()-1]);
	return 0;
}

Compilation message (stderr)

printer.cpp: In function 'void dfs(int)':
printer.cpp:13:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   13 |  for (int i = 0 ; i < vec[u].size() ; i++)
      |                   ~~^~~~~~~~~~~~~~~
printer.cpp: In function 'void dfs2(int)':
printer.cpp:20:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |  for (int i = 0 ; i < vec[u].size() ; i++)
      |                   ~~^~~~~~~~~~~~~~~
printer.cpp: In function 'int main()':
printer.cpp:37:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   37 |      if (maxlen < a[i].size()){
      |          ~~~~~~~^~~~~~~~~~~~~
printer.cpp:45:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   45 |         while (j < a[i].size() && f[cur][a[i][j]-96]){
      |                ~~^~~~~~~~~~~~~
printer.cpp:48:9: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   48 |   if (j == a[i].size()){
      |       ~~^~~~~~~~~~~~~~
printer.cpp:50:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |    while (j < a[i].size()-1)
      |           ~~^~~~~~~~~~~~~~~
printer.cpp:50:4: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
   50 |    while (j < a[i].size()-1)
      |    ^~~~~
printer.cpp:51:31: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'while'
   51 |      cur = f[cur][a[i][j]-96];j++;
      |                               ^
printer.cpp:54:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |   else for (int k = j ; k < a[i].size() ; k++){
      |                         ~~^~~~~~~~~~~~~
printer.cpp:62:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   62 |         while (j < a[i].size() && f[cur][a[i][j]-96]){
      |                ~~^~~~~~~~~~~~~
printer.cpp:65:9: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   65 |   if (j == a[i].size()){
      |       ~~^~~~~~~~~~~~~~
printer.cpp:67:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   67 |    while (j < a[i].size()-1)
      |           ~~^~~~~~~~~~~~~~~
printer.cpp:67:4: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
   67 |    while (j < a[i].size()-1)
      |    ^~~~~
printer.cpp:68:31: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'while'
   68 |      cur = f[cur][a[i][j]-96];j++;
      |                               ^
printer.cpp:72:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   72 |   for (int k = j ; k < a[i].size() ; k++){
      |                    ~~^~~~~~~~~~~~~
printer.cpp:79:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   79 |  for (int i = 0 ; i < vec[0].size()-1 ; i++) dfs(vec[0][i]);
      |                   ~~^~~~~~~~~~~~~~~~~
printer.cpp:33:9: warning: unused variable 'd1' [-Wunused-variable]
   33 |     int d1 = 0,n,cur,j,maxlen = 0,index = n;string x;char t;
      |         ^~

• 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