提交记录 17649


用户 题目 状态 得分 用时 内存 语言 代码长度
1443356159 1006. 【模板题】后缀排序 Wrong Answer 0 74.125 ms 18068 KB C++ 983 B
提交时间 评测时间
2022-04-13 10:51:31 2022-04-13 10:51:36
#include<bits/stdc++.h>
using namespace std;
const int N=2e6+5;
char S[N];
int n,m,num,y[N],sa[N],tax[N],h[N],rk[N];
void suffix_sort() {
	m=300;
	for(int i=1;i<=n;++i)++tax[rk[i]=S[i]];
	for(int i=1;i<=m;++i)tax[i]+=tax[i-1];
	for(int i=n;i>=1;--i)sa[tax[rk[i]]--]=i;
	for(int k=1;k<n;k<<=1) {
		num=0;
		for(int i=n-k+1;i<=n;++i)y[++num]=i;
		for(int i=1;i<=n;++i)if(sa[i]>k)y[++num]=sa[i]-k;
		for(int i=1;i<=m;++i)tax[i]=0;
		for(int i=1;i<=n;++i)++tax[rk[i]];
		for(int i=1;i<=m;++i)tax[i]+=tax[i-1];
		for(int i=n;i>=1;--i)sa[tax[rk[y[i]]]--]=y[i],y[i]=0;
		swap(rk,y);rk[sa[1]]=num=1;
		for(int i=2;i<=n;++i)
			rk[sa[i]]=(y[sa[i]]==y[sa[i-1]]&&y[sa[i]+k]==y[sa[i-1]+k])?num:++num;
		m=num;
	}
	for(int i=1,j=0;i<=n;++i) {
		j=h[rk[i-1]];
		if(j)--j;
		while(S[i+j]==S[sa[rk[i]-1]+j])++j;
		h[rk[i]]=j;
	}
}
int main() {
	scanf("%s",S+1);n=strlen(S+1);
	suffix_sort();
	for(int i=1;i<=n;++i)printf("%d ",sa[i]);puts("");
	for(int i=2;i<=n;++i)printf("%d ",h[i]);
	return 0;
}

CompilationN/AN/ACompile OKScore: N/A

Subtask #1 Testcase #136.82 us56 KBWrong AnswerScore: -100

Subtask #1 Testcase #23.103 ms15 MB + 316 KBAcceptedScore: 100

Subtask #1 Testcase #33.103 ms15 MB + 316 KBAcceptedScore: 0

Subtask #1 Testcase #47.504 ms15 MB + 316 KBAcceptedScore: 0

Subtask #1 Testcase #57.508 ms15 MB + 316 KBAcceptedScore: 0

Subtask #1 Testcase #68.978 ms15 MB + 316 KBAcceptedScore: 0

Subtask #1 Testcase #773.408 ms17 MB + 312 KBAcceptedScore: 0

Subtask #1 Testcase #874.125 ms17 MB + 500 KBAcceptedScore: 0

Subtask #1 Testcase #973.222 ms17 MB + 364 KBAcceptedScore: 0

Subtask #1 Testcase #1054.155 ms16 MB + 648 KBAcceptedScore: 0

Subtask #1 Testcase #1153.872 ms16 MB + 688 KBAcceptedScore: 0

Subtask #1 Testcase #1263.982 ms17 MB + 556 KBAcceptedScore: 0

Subtask #1 Testcase #1363.991 ms17 MB + 660 KBAcceptedScore: 0

Subtask #1 Testcase #1472.115 ms17 MB + 392 KBAcceptedScore: 0

Subtask #1 Testcase #1571.769 ms17 MB + 408 KBAcceptedScore: 0

Subtask #1 Testcase #1662.748 ms17 MB + 556 KBAcceptedScore: 0

Subtask #1 Testcase #1762.489 ms17 MB + 556 KBAcceptedScore: 0

Subtask #1 Testcase #1862.739 ms17 MB + 556 KBAcceptedScore: 0


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