제출 #18115

#제출 시각아이디문제언어결과실행 시간메모리
18115chan492811구간 성분 (KOI15_interval)C++98
100 / 100
522 ms1716 KiB
#include <cstdio>
#include <cstring>
#include <algorithm>
#include <vector>
#include <set>
using namespace std;
int n,m,res;
char arr1[1510],arr2[1510];
vector<int> vt(26);
set <vector <int> > st;
void vector_init(){
    int i;
    for(i=0;i<26;i++) vt[i]=0;
}
void init(int a){
    int i;
    for(i=0;i<a;i++) vt[arr1[i]-'a']++; st.insert(vt);
    for(;i<n;i++){
        vt[arr1[i]-'a']++; vt[arr1[i-a]-'a']--; st.insert(vt);
    }
}
void iscan(int a){
    int i;
    for(i=0;i<a;i++) vt[arr2[i]-'a']++; if(st.find(vt)!=st.end()){ res=a; return; }
    for(;i<m;i++){
        vt[arr2[i]-'a']++; vt[arr2[i-a]-'a']--;
        if(st.find(vt)!=st.end()){ res=a; return; }
    }
}
int main(){
    int i,j;
    scanf("%s %s",arr1,arr2); n=strlen(arr1); m=strlen(arr2);
    for(i=1;i<=min(n,m);i++){
        init(i); vector_init();
        iscan(i); vector_init();
        st.clear();
    }
    printf("%d",res);
    return 0;
}
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