提交记录 17645


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 70.367 ms 18376 KB C++ 1.03 KB
提交时间 评测时间
2022-04-13 10:43:54 2022-04-13 10:44:00
#include<bits/stdc++.h>
using namespace std;
const int N=2e6+5;
char S[N];
int n,m,num,x[N],y[N],sa[N],tax[N],h[N],rk[N];
void suffix_sort() {
	m=257;
	for(int i=1;i<=n;++i)++tax[x[i]=S[i]];
	for(int i=1;i<=m;++i)tax[i]+=tax[i-1];
	for(int i=n;i>=1;--i)sa[tax[x[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[x[i]];
		for(int i=1;i<=m;++i)tax[i]+=tax[i-1];
		for(int i=n;i>=1;--i)sa[tax[x[y[i]]]--]=y[i];
		swap(x,y);x[sa[1]]=num=1;
		for(int i=2;i<=n;++i)
			x[sa[i]]=(y[sa[i]]==y[sa[i-1]]&&y[sa[i]+k]==y[sa[i-1]+k])?num:++num;
		if(num==n)break;
		m=num;
	}
	for(int i=1;i<=n;++i)rk[sa[i]]=i;
	for(int i=1,j;i<=n;++i) {
		j=h[rk[i-1]]-1;
		if(j<0)j=0;
		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]);
	if(n>1) {
		puts("");
		for(int i=2;i<=n;++i)printf("%d ",h[i]);
	}
	return 0;
}

CompilationN/AN/ACompile OKScore: N/A

Subtask #1 Testcase #137.63 us60 KBWrong AnswerScore: -100

Subtask #1 Testcase #23.094 ms15 MB + 324 KBAcceptedScore: 100

Subtask #1 Testcase #33.094 ms15 MB + 324 KBAcceptedScore: 0

Subtask #1 Testcase #45.926 ms15 MB + 324 KBAcceptedScore: 0

Subtask #1 Testcase #55.923 ms15 MB + 324 KBAcceptedScore: 0

Subtask #1 Testcase #65.923 ms15 MB + 324 KBAcceptedScore: 0

Subtask #1 Testcase #735.829 ms17 MB + 664 KBAcceptedScore: 0

Subtask #1 Testcase #870.367 ms17 MB + 884 KBAcceptedScore: 0

Subtask #1 Testcase #940.749 ms17 MB + 756 KBAcceptedScore: 0

Subtask #1 Testcase #1029.536 ms16 MB + 912 KBAcceptedScore: 0

Subtask #1 Testcase #1131.638 ms16 MB + 952 KBAcceptedScore: 0

Subtask #1 Testcase #1262.987 ms17 MB + 948 KBAcceptedScore: 0

Subtask #1 Testcase #1358.894 ms17 MB + 968 KBAcceptedScore: 0

Subtask #1 Testcase #1444.883 ms17 MB + 780 KBAcceptedScore: 0

Subtask #1 Testcase #1544.489 ms17 MB + 784 KBAcceptedScore: 0

Subtask #1 Testcase #1661.73 ms17 MB + 948 KBAcceptedScore: 0

Subtask #1 Testcase #1761.409 ms17 MB + 948 KBAcceptedScore: 0

Subtask #1 Testcase #1861.667 ms17 MB + 948 KBAcceptedScore: 0


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