# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
20146 | ansol1111 | 구간 성분 (KOI15_interval) | C++98 | 0 ms | 1084 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include<stdio.h>
#include<string.h>
#include<memory.h>
char a[1505], b[1505];
int na, nb, checka[30], checkb[30], l;
int input()
{
scanf("%s",&a[1]);
scanf("%s",&b[1]);
na=strlen(&a[1]);
nb=strlen(&b[1]);
return 0;
}
int process()
{
int k, i, j, p;
if(na>nb)
{
for(k=nb ; k>=1 ; k--)
{
for(i=1 ; i<=k ; i++)
{
checka[a[i]-'a'+1]++;
checkb[b[i]-'a'+1]++;
}
for(i=1 ; i<=26 ; i++)
{
if(checka[i]!=checkb[i]) break;
}
if(i==27)
{
l=k;
break;
}
for(i=k+1 ; i<=na ; i++)
{
checka[a[i-k]-'a'+1]--;
checka[a[i]-'a'+1]++;
for(j=1 ; j<=26 ; j++)
{
if(checka[j]!=checkb[j]) break;
}
if(j==27)
{
l=k;
break;
}
}
if(i!=na+1) break;
memset(checka,0,sizeof(checka));
for(i=1 ; i<=k ; i++)
{
checka[a[i]-'a'+1]++;
}
for(i=k+1 ; i<=nb ; i++)
{
checkb[b[i-k]-'a'+1]--;
checkb[b[i]-'a'+1]++;
for(j=1 ; j<=26 ; j++)
{
if(checka[j]!=checkb[j]) break;
}
if(j==27)
{
l=k;
break;
}
for(j=k+1 ; j<=na ; j++)
{
checka[a[j-k]-'a'+1]--;
checka[a[j]-'a'+1]++;
for(p=1 ; p<=26 ; p++)
{
if(checka[p]!=checkb[p]) break;
}
if(p==27)
{
l=k;
break;
}
}
if(j!=na+1) break;
memset(checka,0,sizeof(checka));
for(j=1 ; j<=k ; j++)
{
checka[a[j]-'a'+1]++;
}
}
if(i!=nb+1) break;
}
}
if(na<=nb)
{
for(k=na ; k>=0 ; k--)
{
for(i=1 ; i<=k ; i++)
{
checka[a[i]-'a'+1]++;
checkb[b[i]-'a'+1]++;
}
for(i=1 ; i<=26 ; i++)
{
if(checka[i]!=checkb[i]) break;
}
if(i==27)
{
l=k;
break;
}
for(i=k+1 ; i<=nb ; i++)
{
checkb[b[i-k]-'a'+1]--;
checkb[b[i]-'a'+1]++;
for(j=1 ; j<=26 ; j++)
{
if(checka[j]!=checkb[j]) break;
}
if(j==27)
{
l=k;
break;
}
}
if(i!=nb+1) break;
memset(checkb,0,sizeof(checkb));
for(i=1 ; i<=k ; i++)
{
checkb[b[i]-'a'+1]++;
}
for(i=k+1 ; i<=na ; i++)
{
checka[a[i-k]-'a'+1]--;
checka[a[i]-'a'+1]++;
for(j=1 ; j<=26 ; j++)
{
if(checka[j]!=checkb[j]) break;
}
if(j==27)
{
l=k;
break;
}
for(j=k+1 ; j<=nb ; j++)
{
checkb[b[j-k]-'a'+1]--;
checkb[b[j]-'a'+1]++;
for(p=1 ; p<=26 ; p++)
{
if(checka[p]!=checkb[p]) break;
}
if(p==27)
{
l=k;
break;
}
}
if(j!=nb+1) break;
memset(checkb,0,sizeof(checkb));
for(j=1 ; j<=k ; j++)
{
checkb[b[j]-'a'+1]++;
}
}
if(i!=na+1) break;
}
}
return 0;
}
int output()
{
printf("%d\n",l);
return 0;
}
int main()
{
input();
process();
output();
return 0;
}
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