Submission #57997

#	Time	Username	Problem	Language	Result	Execution time	Memory
57997		gs18115	구간 성분 (KOI15_interval)	C++14	0 / 100	20 ms	676 KiB

interval

#include<iostream>
#include<set>
using namespace std;
typedef long long LL;
set<LL>S;
char A[9999],B[9999];
LL Al,Bl,i,j,k;
LL H[30];
int main()
{
    for(i=25,k=1;i>=0;i--,k*=3)
        H[i]=k;
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    cin>>A>>B;
    for(Al=0;A[Al];Al++);
    for(Bl=0;B[Bl];Bl++);
    for(i=min(Al,Bl);i>0;i--)
    {
        S.clear();
        k=0;
        for(j=0;j<i;j++)
            k+=H[A[j]-97];
        S.insert(k);
        for(j=0;j<Al-i;j++)
        {
            k+=H[A[j+i]-97]-H[A[j]-97];
            S.insert(k);
        }
        k=0;
        for(j=0;j<i;j++)
            k+=H[B[j]-97];
        if(S.find(k)!=S.end())
        {
            cout<<i<<endl;
            return 0;
        }
        for(j=0;j<Bl-i;j++)
        {
            k+=H[B[j+i]-97]-H[B[j]-97];
            if(S.find(k)!=S.end())
            {
                cout<<i<<endl;
                return 0;
            }
        }
    }
    cout<<0<<endl;
    return 0;
}

• Subtask 1: 0 / 7
• Subtask 2: 0 / 23
• Subtask 3: 0 / 31
• Subtask 4: 0 / 39