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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 |
---|---|---|---|---|---|---|---|---|---|
#450714 | #8701. Border | marher | 23 | 2ms | 7876kb | C++14 | 1.4kb | 2024-06-22 17:19:47 | 2024-06-22 17:19:47 |
Judging History
answer
#include<bits/stdc++.h>
#define int long long
using namespace std;
const int N=4e6+50,mod=998244353,ba=31;
int n,h[N],mi[N],f[N],ans[N],mx;
char s[N],t[N];
int find(int l,int r)
{
if(l>r)return 0;
return (h[r]-h[l-1]*mi[r-l+1]%mod+mod)%mod;
}
int find(int l1,int r1,int l2,int r2)
{
int len=0,l=1,r=r1-l1+1;
while(l<=r)
{
int md=(l+r)>>1;
if(find(l1,l1+md-1)==find(l2,l2+md-1))len=md,l=md+1;
else r=md-1;
}
return len;
}
void chk(int x,int w)
{
ans[x]=max(ans[x],w);
}
main()
{
// freopen("in.txt","r",stdin);
// freopen("out.txt","w",stdout);
cin>>(s+1)>>(t+1);
n=strlen(s+1);mi[0]=1;
for(int i=1;i<=n;i++)mi[i]=mi[i-1]*ba%mod,s[i]-='a',t[i]-='a',h[i]=(h[i-1]*ba+s[i])%mod;
for(int i=1;i<n;i++)
{
chk(i,f[min(i-1,n-i)]);
f[i]=mx;
int a=find(1,i),b=find(n-i+1,n);
if(a==b){f[i]=mx=i;continue;}
int pos=find(1,i,n-i+1,n)+1,len=i-pos,p1=pos,p2=n-len;
if(find(pos+1,i)==find(n-len+1,n))
{
if(p1<n-i+1&&t[p1]==s[p2])chk(p1,i);
if(p2>i&&t[p2]==s[p1])chk(p2,i);
continue;
}
int p3=n-i+p2;
if(find(p1+1,p2-1)==find(p2+1,p3-1)&&find(p2+1,i)==find(p3+1,n)&&s[p1]==t[p2]&&t[p2]==s[p3])chk(p2,i);
}
for(int i=1;i<=n;i++)
{
if(s[i]==t[i])ans[i]=max(ans[i],mx);
cout<<ans[i]<<'\n';
}
}
详细
Subtask #1:
score: 23
Accepted
Test #1:
score: 23
Accepted
time: 1ms
memory: 7708kb
input:
cbaababaabacbaababaabacbaabacbaababaabacbaaba dabbababbabaabbafabbgbaabfebaabzababbayaabcac
output:
0 0 0 0 0 0 6 6 6 6 6 6 6 6 6 6 6 17 17 17 17 17 17 17 17 17 17 17 6 6 6 6 6 6 6 6 6 6 6 0 0 0 3 0 1
result:
ok 45 numbers
Test #2:
score: 0
Accepted
time: 1ms
memory: 7656kb
input:
cbaababaabacbaabadbaababaabacbaabacbaaba aabwaxjbbabtalbabcasbabibbabaabbabaabiac
output:
3 0 0 0 0 0 6 6 6 6 6 6 6 6 6 6 6 23 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 0 0 0 0 0 1
result:
ok 40 numbers
Test #3:
score: 0
Accepted
time: 1ms
memory: 7724kb
input:
cadaabacabacabacabaabacabacadaabacabacaba bbbbbabtbabababalalbawababababbaoababebdc
output:
2 0 4 0 0 0 0 0 0 0 0 0 0 0 0 15 15 15 15 15 15 15 15 15 15 15 0 0 0 0 0 0 0 0 0 0 0 0 0 4 1
result:
ok 41 numbers
Test #4:
score: 0
Accepted
time: 1ms
memory: 7768kb
input:
dabacbaadcbaadabacbaadabecbaadcbaadabacbaadabacbaa ababaabbyaarbabfbvdbuaoaaaabbaaabbababaabbababqadd
output:
2 0 0 0 0 0 0 0 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 29 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 0 0 0 0 0 0 2 1
result:
ok 50 numbers
Test #5:
score: 0
Accepted
time: 1ms
memory: 7644kb
input:
edacbcacacbcaecbcacacbcadacbcacacbca sabaaabtbaaabaaalblbawaeabaaababoaae
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13 0 0 0 0 0 0 0 0 0 0 0 1
result:
ok 36 numbers
Test #6:
score: 0
Accepted
time: 1ms
memory: 7760kb
input:
cbaababaabacbaabacbaabdbaabacbaabacbaaba aabbababbaoaabbxbaabbaqabbabltbpagaabcac
output:
3 0 0 0 0 0 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 0 0 0 3 0 1
result:
ok 40 numbers
Subtask #2:
score: 0
Wrong Answer
Dependency #1:
100%
Accepted
Test #7:
score: 31
Accepted
time: 1ms
memory: 7876kb
input:
abacadcabbacabbacabcabbacabacabbacabbacabcabbacabbacadcabbacabbacabcabbacabacabbacabbacabcabbacabbacadcabbacabbacabcabbacababacadcabbacabbacabcabbacabacabbacabbacabcabbacabbacadcabbacabbacaecabbacabacabbacabbacabcabbacabbacadcabbacabbacabcabbacababacadcabbacabbacabcabbacabacabbacabbacabcabbacabbacad...
output:
27 0 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75...
result:
ok 4623 numbers
Test #8:
score: 0
Accepted
time: 1ms
memory: 7860kb
input:
gcdcbcacacacbcacdcbcacaedcbcacacacbcacdcfcacacdcbcacaedcbcacacacbcacdcbcacacdcbcacacdcbcacacacbcacdcbcacaedcbcacacacbcacdcbcacacdcbcacacdcbcacacacbcacdcbcacaedcbcacacacbcacdcbcacacdcbcacagcdcbcacacacbcacdcbcacaedcbcacacacbcacdcbcacacdcbcacaedcbcacacacbcacdcbcacacdcbcacacdcbcacacacbcacdcbcacaedcbcaca...
output:
187 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 3182 numbers
Test #9:
score: 0
Accepted
time: 2ms
memory: 7800kb
input:
fbcababaabaababaababdababaabaababaababcababaababcababaabaababaababcababaababcababaabaababaababcababaababcababaabaababaababcababaabaababaababcababaababcababaabaababaababcababaababcababaabaababaababdababaabaababaababcababaababcababaabaababaababcababaababcababaabaababaababcababaababcababaabaabebaababda...
output:
103 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 4057 numbers
Test #10:
score: -31
Wrong Answer
time: 1ms
memory: 7760kb
input:
accaeaabacabaabacabacabaabacabaabacdbacabaabacabaabacabacabaabacabaabacdbacabaabacabaabacabacabaabacabacabaabacabaabacabacabaabacabaabacdbacabaabacabaabacabacabaabacabacabaabacabaabacabacabaabacabaabacdbacabaabacabaabacabacabaabacabacabaabacabaabacabacabaabacabaabacdbacabaabacabaabacabacabaabacabaab...
output:
0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
result:
wrong answer 714th numbers differ - expected: '630', found: '713'
Subtask #3:
score: 0
Skipped
Dependency #1:
100%
Accepted
Dependency #2:
0%
Subtask #4:
score: 0
Skipped
Dependency #1:
100%
Accepted
Dependency #2:
0%