Submission #1118897


Source Code Expand

#include <iostream>
#include <string>
using namespace std;

char data[100000];
char type[2]={'S','W'};
int main(){

  int N;
  string s;
  cin>>N;
  cin>>s;

  string ans;
  bool exit=false;
  
  for (int first=0;first<2&&!exit;first++)
    for (int second=0;second<2&&!exit;second++)
      {
	data[0]=type[first];
	data[1]=type[second];
	for (int i=1;i<N-1;i++){
	  if(data[i]=='S'){
	    if(s[i]=='o')data[i+1]=data[i-1];
	    else data[i+1]=(data[i-1]=='S')?'W':'S';
	  } else {
	    if(s[i]=='o')data[i+1]=(data[i-1]=='S')?'W':'S';
	    else data[i+1]=data[i-1];
	  }
	}
	bool flag1 = false, flag2 = false;
	if (data[N-1]=='S'){
	  if(s[N-1]=='o'&&(data[N-2]==data[0]))flag1=true;
	  else if(s[N-1]=='x'&&(data[N-2]!=data[0]))flag1=true;
	} else {
	  if(s[N-1]=='o'&&(data[N-2]!=data[0]))flag1=true;
	  else if(s[N-1]=='x'&&(data[N-2]==data[0]))flag1=true;
	}
	if (data[0]=='S'){
	  if(s[0]=='o'&&(data[N-1]==data[1]))flag2=true;
	  else if(s[0]=='x'&&(data[N-1]!=data[1]))flag2=true;
	} else {
	  if(s[0]=='o'&&(data[N-1]!=data[1]))flag2=true;
	  else if(s[0]=='x'&&(data[N-1]==data[1]))flag2=true;
	}
	if (flag1&&flag2)exit=true;
      }
  
  if (exit) {
    for (int i=0;i<N;i++)
      cout<<data[i];
    cout<<endl;
  } else
    cout<<"-1"<<endl;
  
  return 0;
}

Submission Info

Submission Time
Task D - Menagerie
User shouta
Language C++14 (GCC 5.4.1)
Score 500
Code Size 1329 Byte
Status AC
Exec Time 10 ms
Memory 640 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 500 / 500
Status
AC × 3
AC × 16
Set Name Test Cases
Sample 00_example_01.txt, 00_example_02.txt, 00_example_03.txt
All 00_example_01.txt, 00_example_02.txt, 00_example_03.txt, 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt
Case Name Status Exec Time Memory
00_example_01.txt AC 1 ms 256 KB
00_example_02.txt AC 1 ms 256 KB
00_example_03.txt AC 1 ms 256 KB
01.txt AC 6 ms 512 KB
02.txt AC 4 ms 384 KB
03.txt AC 1 ms 256 KB
04.txt AC 1 ms 256 KB
05.txt AC 8 ms 640 KB
06.txt AC 7 ms 640 KB
07.txt AC 2 ms 256 KB
08.txt AC 2 ms 384 KB
09.txt AC 1 ms 256 KB
10.txt AC 2 ms 256 KB
11.txt AC 10 ms 640 KB
12.txt AC 9 ms 640 KB
13.txt AC 9 ms 640 KB