QOJ.ac

QOJ

ID题目提交者结果用时内存语言文件大小提交时间测评时间
#860062#9970. Looping RPSFiyulsWA 1ms16400kbC++141.4kb2025-01-18 09:59:052025-01-18 09:59:05

Judging History

你现在查看的是最新测评结果

  • [2025-01-18 09:59:05]
  • 评测
  • 测评结果:WA
  • 用时:1ms
  • 内存:16400kb
  • [2025-01-18 09:59:05]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
const int maxn=1e5+5,maxCnt=2e6+5;
int n,tot=1,Size[maxCnt],son[maxCnt][3],rep[maxCnt];
long long ans;
string s[maxn];
void Ins(string s){
    static int Next[maxCnt],las[maxCnt],pos[maxCnt],n;
    n=s.length()-1;
    for(int i=0;i<=n;i++){
        Next[i]=las[i]=0;
    }
    for(int i=1,j=(Next[0]=-1);i<=n;i++){
        while(~j and s[i]!=s[j+1]){
            j=Next[j];
        }
        Next[i]=++j;
        if(Next[i]*2>=i)las[i-Next[i]]=i;
    }
    for(int i=n;i>=1;i--){
        for(int j=i+i;j<=n;j+=i){
            las[j]=max(las[j],las[i]);
        }
    }
    int u=1;
    for(int i=1;i<=n;i++){
        int c=(s[i]=='N'?0:(s[i]=='K'?1:2));
        if(!son[u][c])son[u][c]=++tot;
        u=son[u][c];
        pos[i]=u;
    }
    for(int i=1;i<=n;i++){
        rep[pos[i]]=max(rep[pos[i]],pos[las[i]]);
    }
    if(rep[u]){
        u=rep[u];
    }
    Size[u]++;
}
void DFS(int u){
    if(!u){
        return;
    }
    long long res=1;
    for(int i=0;i<=2;i++){
        DFS(son[u][i]),Size[u]+=Size[son[u][i]],res=res*Size[son[u][i]];
    }
    ans+=res;
}
int main(){
    ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
    cin>>n;
    for(int i=1;i<=n;i++)cin>>s[i],s[i]='>'+s[i]+s[i];
    sort(s+1,s+1+n,[](string a,string b){return a.size()>b.size();});
    for(int i=1;i<=n;i++){
        Ins(s[i]);
    }
    DFS(1);
    cout<<ans;
    return 0;
}

详细

Test #1:

score: 100
Accepted
time: 1ms
memory: 16400kb

input:

6
P
PN
KK
N
PKK
PN

output:

6

result:

ok 1 number(s): "6"

Test #2:

score: -100
Wrong Answer
time: 0ms
memory: 16268kb

input:

10
KKKNP
KNKPPKNK
KNKPP
KNKPPKN
KKKN
NNKNNNKNNNKNNNKNNNKNNNKNNNKNNPN
NNKN
NPPN
NNKNNNKNNNKNNNKNNNKNNNKNNNK
KKKNN

output:

2

result:

wrong answer 1st numbers differ - expected: '3', found: '2'