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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#354565#7780. Dark LaTeX vs. Light LaTeXFlamire#AC ✓523ms113224kbC++173.3kb2024-03-15 16:54:402024-11-25 21:11:10

Judging History

你现在查看的是最新测评结果

  • [2024-11-25 21:11:10]
  • 自动重测本题所有获得100分的提交记录
  • 测评结果:AC
  • 用时:523ms
  • 内存:113224kb
  • [2024-11-25 20:53:52]
  • hack成功,自动添加数据
  • (/hack/1258)
  • [2024-03-15 16:54:41]
  • 评测
  • 测评结果:100
  • 用时:523ms
  • 内存:82176kb
  • [2024-03-15 16:54:40]
  • 提交

answer

#include <bits/stdc++.h>
#define ull unsigned long long
using namespace std;
char s[5011],t[5011];
int n,m;
ull ans=0;
char str[5011];
int nxt[5011],cnt[5011];
int c[5011][5011];
	struct node{int nxt[26],link,len;bool suf;}u[100011];int sz,lst,tim[100011];
	void sam_init()
	{
		memset(u,0,sizeof(u));
		sz=lst=0;for(int i=0;i<26;++i)u[0].nxt[i]=0;u[0].link=-1;u[0].len=0;u[0].suf=0;
	}
	void sam_append(char c)
	{
		int nw=++sz;for(int i=0;i<26;++i)u[nw].nxt[i]=0;u[nw].len=u[lst].len+1;u[nw].suf=1;
		int p=lst;
		while(~p&&!u[p].nxt[c-'a'])u[p].nxt[c-'a']=nw,p=u[p].link;
		if(!~p)u[p].link=0;
		else
		{
			int q=u[p].nxt[c-'a'];
			if(u[p].len+1==u[q].len)u[nw].link=q;
			else
			{
				int clone=++sz;for(int i=0;i<26;++i)u[clone].nxt[i]=u[q].nxt[i];u[clone].link=u[q].link;u[clone].len=u[p].len+1;u[clone].suf=0;
				while(~p&&u[p].nxt[c-'a']==q)u[p].nxt[c-'a']=clone,p=u[p].link;
				u[q].link=u[nw].link=clone;
			}
		}lst=nw;
	}
	int cmp(int a,int b){return u[a].len<u[b].len;}
int id[100011];
void solve(int I,bool d=0)
{//printf("solve(%d)\n",I);
	int pt=0;
	for(int i=I+1;i<=n;++i)str[++pt]=s[i];
	str[++pt]='#';
	for(int i=1;i<=I;++i)str[++pt]=s[i];
	// printf("str:%s\n",str+1);
	nxt[0]=-1;nxt[1]=0;
	for(int i=2;i<=n+1;++i)
	{
		int p=nxt[i-1];
		while(~p&&str[p+1]!=str[i])p=nxt[p];
		nxt[i]=p+1;
	}
	for(int i=1;i<=n+1;++i)cnt[i]=cnt[nxt[i]]+1;
	// printf("nxt:");for(int i=1;i<=n+1;++i)printf("%d ",nxt[i]);putchar(10);
	// printf("cnt:");for(int i=1;i<=n+1;++i)printf("%d ",cnt[i]);putchar(10);
	for(int l=1;l<=I;++l)
	{
		int coe=cnt[n+1-(I-l+1)]-d;//printf("[%d,%d] coe:%d\n",l,I,coe);
		c[l][I]=coe;
		// printf("after [%d,%d] ans:%llu\n",l,I,ans);
	}
}
int main()
{
	scanf("%s%s",s+1,t+1);
	n=strlen(s+1),m=strlen(t+1);
	// reverse(s+1,s+1+n);reverse(t+1,t+1+m);
	sam_init();
	for(int i=1;i<=m;++i)sam_append(t[i]);
	// for(int i=0;i<=sz;++i)
	// {
	// 	printf("i:%d link:%d nxt:",i,u[i].link);for(int j=0;j<26;++j)if(u[i].nxt[j])printf("%c->%d ",j+'a',u[i].nxt[j]);putchar(10);
	// }
	for(int i=1;i<=sz;++i)id[i]=i;
	sort(id+1,id+1+sz,cmp);
	for(int i=1;i<=sz;++i)tim[i]=0;
	for(int i=sz;i;--i)tim[id[i]]+=u[id[i]].suf,tim[u[id[i]].link]+=tim[id[i]];
	tim[0]=0;
	for(int i=1;i<=n;++i)solve(i);
	for(int l=1;l<=n;++l)
	{
		int cur=0;
		for(int r=l;r<=n;++r)
		{
			if(!u[cur].nxt[s[r]-'a'])break;
			if(~cur)cur=u[cur].nxt[s[r]-'a'],ans+=1ll*c[l][r]*tim[cur];
			else cur=0;//printf("l:%d r:%d c:%d cur:%d tim:%d\n",l,r,c[l][r],cur,tim[cur]);
		}
	}
	swap(s,t);swap(n,m);
	sam_init();
	for(int i=1;i<=m;++i)sam_append(t[i]);
	// for(int i=0;i<=sz;++i)
	// {
	// 	printf("i:%d link:%d nxt:",i,u[i].link);for(int j=0;j<26;++j)if(u[i].nxt[j])printf("%c->%d ",j+'a',u[i].nxt[j]);putchar(10);
	// }
	for(int i=1;i<=sz;++i)id[i]=i;
	sort(id+1,id+1+sz,cmp);
	for(int i=1;i<=sz;++i)tim[i]=0;
	for(int i=sz;i;--i)tim[id[i]]+=u[id[i]].suf,tim[u[id[i]].link]+=tim[id[i]];
	// for(int i=1;i<=sz;++i)printf("%d ",tim[i]);putchar(10);
	tim[0]=0;
	for(int i=1;i<=n;++i)solve(i,1);
	for(int l=1;l<=n;++l)
	{
		int cur=0;
		for(int r=l;r<=n;++r)
		{
			if(!u[cur].nxt[s[r]-'a'])break;
			if(~cur)cur=u[cur].nxt[s[r]-'a'],ans+=1ll*c[l][r]*tim[cur];
			else cur=0;//printf("l:%d r:%d c:%d cur:%d tim:%d\n",l,r,c[l][r],cur,tim[cur]);
		}
	}
	printf("%llu\n",ans);
	fclose(stdin);fclose(stdout);return 0;
}

这程序好像有点Bug,我给组数据试试?

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 16212kb

input:

abab
ab

output:

8

result:

ok 1 number(s): "8"

Test #2:

score: 0
Accepted
time: 3ms
memory: 17416kb

input:

abab
abaaab

output:

29

result:

ok 1 number(s): "29"

Test #3:

score: 0
Accepted
time: 0ms
memory: 16856kb

input:

abcd
abcde

output:

10

result:

ok 1 number(s): "10"

Test #4:

score: 0
Accepted
time: 0ms
memory: 16208kb

input:

aaba
ba

output:

6

result:

ok 1 number(s): "6"

Test #5:

score: 0
Accepted
time: 0ms
memory: 17436kb

input:

babababaaabbaabababbbaabbbababbaaaaa
aaaabbaababbab

output:

1161

result:

ok 1 number(s): "1161"

Test #6:

score: 0
Accepted
time: 476ms
memory: 111964kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

output:

78156256250000

result:

ok 1 number(s): "78156256250000"

Test #7:

score: 0
Accepted
time: 12ms
memory: 35208kb

input:

gzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggz...

output:

60716448

result:

ok 1 number(s): "60716448"

Test #8:

score: 0
Accepted
time: 8ms
memory: 36592kb

input:

mlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllml...

output:

60679828

result:

ok 1 number(s): "60679828"

Test #9:

score: 0
Accepted
time: 423ms
memory: 112620kb

input:

vbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvb...

output:

2655796915

result:

ok 1 number(s): "2655796915"

Test #10:

score: 0
Accepted
time: 397ms
memory: 113028kb

input:

ttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdt...

output:

2652657341

result:

ok 1 number(s): "2652657341"

Test #11:

score: 0
Accepted
time: 407ms
memory: 113108kb

input:

uupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupu...

output:

2619083676

result:

ok 1 number(s): "2619083676"

Test #12:

score: 0
Accepted
time: 10ms
memory: 35760kb

input:

ggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxg...

output:

61227979

result:

ok 1 number(s): "61227979"

Test #13:

score: 0
Accepted
time: 123ms
memory: 75520kb

input:

cwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcw...

output:

834307544

result:

ok 1 number(s): "834307544"

Test #14:

score: 0
Accepted
time: 421ms
memory: 112048kb

input:

trtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtr...

output:

2663862697

result:

ok 1 number(s): "2663862697"

Test #15:

score: 0
Accepted
time: 13ms
memory: 36704kb

input:

gggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggg...

output:

0

result:

ok 1 number(s): "0"

Test #16:

score: 0
Accepted
time: 421ms
memory: 113128kb

input:

igkkcgocckgoocioiiggcgkigoggkociciigokikkcogkoookkiioikockoigokigiiciikcokoockgiiiogicgkkgoiogcggcgckgikccgcckoocgggogiccgkgcoccckgiooiogckoioiioogiicogkckgiickooiockogkoikogkkociioigocoiioccggkigciigcckkggiccciiiggkcgggcokookogiokoccccgogkcigokkckccoccgkoogokogkcioockkikigokiikkkoikiigckkooioogioio...

output:

1707132

result:

ok 1 number(s): "1707132"

Test #17:

score: 0
Accepted
time: 11ms
memory: 35456kb

input:

jkkkjjjkjkkkjjjjkkkkkjjjjjjkjjjjkjjjkkkjkjkkkkjjkkjjjkjkjjjkkkkjkjjkkkkkkkjkkkjkkjkkjjkkjjkjjjkkkjkjjkjkjjjjkkjjjjjjkkjjjkkkjkjkkkkkjkjjkjjkkkkkkkkjkkkjjkjjkkkjkjjkjjkkjjkkkkkjjjjjjkjjjkkjkjjkjjjkjkkjkjkkkkjjkkjkkjkkkjkkkkkkkjkjjkkjkjjkjkkkkkkkjkkjkkkkjkjkkkkkkkjkkjjkjjjkjjkkkkjkjkkjjjjjkjkjjjjkjkkk...

output:

2954810

result:

ok 1 number(s): "2954810"

Test #18:

score: 0
Accepted
time: 8ms
memory: 35264kb

input:

juxqlncuflculraueufcupffalouceftcepluhuupphohougacfftcrouohhnxopoguocjlpqpgppuhllpsnllqnftprunnucfcucclcplxuatfxtnljnuxnhapanlrpuexuflusncrapcrqpoganppxlloougftptxutfcrgchspahqghstuuefntfuauohlxlenpujeupuucnljxuunanustpuppllelnjcupqppaorpexophphnaopsxajtonupocuuoffpuqagutpuntfloalhrffhlrltghulpuoqop...

output:

40401

result:

ok 1 number(s): "40401"

Test #19:

score: 0
Accepted
time: 289ms
memory: 113224kb

input:

lmvbtqzhgzztvlsvzdesvgefvzkqfbvszmqjsgthnmhtifhztvhihdvgeqmhvzzqmqjhdmmteshvjbgvsfzgkivmvggvzbvzlemnmqhvqfmkmvmqhfqeehqvkgsedzmgbheeielzqzqtfzzvvjfievbzhdkfivhksmzbegkzsilnzgnzbqeqtghdzljvvfedmkeivmnzznhfhekvzeqvvfvqzehdhvsmklbzhhfzdtzqlmhehqqvkbqmvlzvmlzmzdzdbvmmmzimmqvleggmzigqmivqzqhvkezgmjvvivvg...

output:

1421341

result:

ok 1 number(s): "1421341"

Test #20:

score: 0
Accepted
time: 19ms
memory: 35200kb

input:

cccfcccffcffffffcfffffccffffffcccffffcffccfcffcfcfffcfcffcfcfcccccccfcffcfccccccffcccfcccfcccccccffcffffffcfccffcccfcfccfcffcfffccffccfffffccfcffcffffffffccfffffffccffcfccfcfcfffccfffffccccfcfccfccfcfcfccccfcccffccccfcccfccccfcfcffcccffcfffcfcccccffccfcccccccfffcffcccccccccccccfcfcffcffcffcffcffcfcf...

output:

3118221

result:

ok 1 number(s): "3118221"

Test #21:

score: 0
Accepted
time: 523ms
memory: 112840kb

input:

srrsrssrrsssrsrsrsrrrrrssrrssrsrsssrrrrsssrrsrrrsrrrrssrsssrssrrrsrrsrsssssrrrrrrrrrrsrrssrsrrrrrsssrrrrsssrsrrsrsssrrrrrsrrssrrssrrrrsrrsrsrsrrrsrrrrssrrssssrsrrrrsrssrsrsssssssrsrrsrrrrrsrssssrrsssrsssrrrrsssssrsrrrsssrssrrrssrsrsssssrrrssrrrrrsssrrsrrsrrrssrrssrsrsrssssrssssrsrrrsrrssrsrsrsrsrsrr...

output:

75529025

result:

ok 1 number(s): "75529025"

Test #22:

score: 0
Accepted
time: 311ms
memory: 112584kb

input:

onpboooppuaeabbabzpoopnqpopnyrabrrpbyorlebzprboypaprrpabebdobozuborppyualtbzauprrobnrqbzuzrrbebotqulratlrobaoyztyrpqqroorbyledaropnnploroabtelydozdopabapqubynynubpybptpoopnyrolparqpaoooobbperyuezponoboyuaopbpqpporplbdrooozbybueyrpnpzodrroyarzbpzyprpdpzboaaobpppalllranutyaobbdptrpprzubdbryapbudylbqab...

output:

3326939

result:

ok 1 number(s): "3326939"

Test #23:

score: 0
Accepted
time: 11ms
memory: 36576kb

input:

etweelwwwwwtttweetleettetlwwlltwwettwtwwlttletlwtltwtwelltetteleelelwwttelwleweltewtwllltwweeelwtweweeweetltttwtelteltwtewteetwwtltwetlteettelwtewtlletlltllwtweewletwtwtleewttlellwwteettlwtttwteetwwltwttelltweetttwtelleleetwewlewewewtewtetttweteeweltltelwwlwltlletwlweelelwlwelelettwllwlewleteeteellw...

output:

547040

result:

ok 1 number(s): "547040"

Test #24:

score: 0
Accepted
time: 17ms
memory: 36752kb

input:

wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww...

output:

38791844792

result:

ok 1 number(s): "38791844792"

Test #25:

score: 0
Accepted
time: 123ms
memory: 74100kb

input:

pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp...

output:

4804791846049

result:

ok 1 number(s): "4804791846049"

Test #26:

score: 0
Accepted
time: 356ms
memory: 112884kb

input:

jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj...

output:

10043476749324

result:

ok 1 number(s): "10043476749324"

Test #27:

score: 0
Accepted
time: 281ms
memory: 98740kb

input:

yhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyh...

output:

269398620

result:

ok 1 number(s): "269398620"

Test #28:

score: 0
Accepted
time: 279ms
memory: 98208kb

input:

yhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyh...

output:

269769773

result:

ok 1 number(s): "269769773"

Test #29:

score: 0
Accepted
time: 290ms
memory: 98268kb

input:

baababbaabbabaababbabaabbaababbaabbabaabbaababbabaababbaabbabaababbabaabbaababbabaababbaabbabaabbaababbaabbabaababbabaabbaababbaabbabaabbaababbabaababbaabbabaabbaababbaabbabaababbabaabbaababbabaababbaabbabaababbabaabbaababbaabbabaabbaababbabaababbaabbabaababbabaabbaababbabaababbaabbabaabbaababbaabba...

output:

287077563

result:

ok 1 number(s): "287077563"

Extra Test:

score: 0
Extra Test Passed