Submission #1117268


Source Code Expand

#include <cstdio>
#include <algorithm>
#include <cstring>

#define NMAX (100000 + 7)

using namespace std;
int n, v[NMAX];
char s[NMAX];
bool p;

void init()
{
    for(int i = 1; i<= n; ++i) v[i] = 0;
}
bool build()
{
    for(int i = 3; i<= n; ++i)
    {
        if(s[i-1] == 'o' && v[i-1] == 1)
        {
            v[i] = v[i-2];
            continue;
        }
        if(s[i-1] == 'o' && v[i-1] == 2)
        {
            v[i] = 3 - v[i-2];
            continue;
        }
        if(s[i-1] == 'x' && v[i-1] == 1)
        {
            v[i] = 3 - v[i-2];
            continue;
        }
        v[i] = v[i-2];
    }
    for(int i = 2; i<= n-1; ++i)
    {
        if(s[i] == 'o' && v[i] == 1 && v[i-1] != v[i+1]) return 0;
        if(s[i] == 'o' && v[i] == 2 && v[i-1] == v[i+1]) return 0;
        if(s[i] == 'x' && v[i] == 1 && v[i-1] == v[i+1]) return 0;
        if(s[i] == 'x' && v[i] == 2 && v[i-1] != v[i+1]) return 0;
    }
    if(s[1] == 'o' && v[1] == 1 && v[2] != v[n]) return 0;
    if(s[1] == 'o' && v[1] == 2 && v[2] == v[n]) return 0;
    if(s[1] == 'x' && v[1] == 1 && v[2] == v[n]) return 0;
    if(s[1] == 'x' && v[1] == 2 && v[2] != v[n]) return 0;
    if(s[n] == 'o' && v[n] == 1 && v[1] != v[n-1]) return 0;
    if(s[n] == 'o' && v[n] == 2 && v[1] == v[n-1]) return 0;
    if(s[n] == 'x' && v[n] == 1 && v[1] == v[n-1]) return 0;
    if(s[n] == 'x' && v[n] == 2 && v[1] != v[n-1]) return 0;
    return 1;
}
void afisare()
{
    for(int i = 1; i<= n; ++i)
    {
        if(v[i] == 1) printf("S");
        if(v[i] == 2) printf("W");
    }
    printf("\n");
}

int main()
{
    scanf("%d", &n);
    scanf("%s", s+1);
    init();
    v[1] = 1;
    v[2] = 1;
    p = build();
    if(p == 1)
    {
        afisare();
        return 0;
    }
    init();
    v[1] = 1;
    v[2] = 2;
    p = build();
    if(p == 1)
    {
        afisare();
        return 0;
    }
    init();
    v[1] = 2;
    v[2] = 1;
    p = build();
    if(p == 1)
    {
        afisare();
        return 0;
    }
    init();
    v[1] = 2;
    v[2] = 2;
    p = build();
    if(p == 1)
    {
        afisare();
        return 0;
    }
    printf("-1\n");
    return 0;
}

Submission Info

Submission Time
Task D - Menagerie
User fluture
Language C++14 (GCC 5.4.1)
Score 500
Code Size 2262 Byte
Status AC
Exec Time 7 ms
Memory 768 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:66:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
                    ^
./Main.cpp:67:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s", s+1);
                     ^

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 0 ms 128 KB
00_example_02.txt AC 0 ms 128 KB
00_example_03.txt AC 0 ms 128 KB
01.txt AC 4 ms 512 KB
02.txt AC 2 ms 384 KB
03.txt AC 1 ms 128 KB
04.txt AC 0 ms 128 KB
05.txt AC 5 ms 640 KB
06.txt AC 3 ms 640 KB
07.txt AC 1 ms 256 KB
08.txt AC 1 ms 256 KB
09.txt AC 1 ms 128 KB
10.txt AC 1 ms 256 KB
11.txt AC 7 ms 768 KB
12.txt AC 7 ms 768 KB
13.txt AC 6 ms 768 KB