QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#716771#7780. Dark LaTeX vs. Light LaTeXlouhao088AC ✓421ms206848kbC++232.6kb2024-11-06 16:00:372024-11-06 16:00:41

Judging History

你现在查看的是测评时间为 2024-11-06 16:00:41 的历史记录

  • [2024-11-25 21:20:02]
  • 自动重测本题所有获得100分的提交记录
  • 测评结果:AC
  • 用时:339ms
  • 内存:206928kb
  • [2024-11-25 20:53:52]
  • hack成功,自动添加数据
  • (/hack/1258)
  • [2024-11-06 16:00:41]
  • 评测
  • 测评结果:100
  • 用时:421ms
  • 内存:206848kb
  • [2024-11-06 16:00:37]
  • 提交

answer

#pragma GCC optimize("Ofast")
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
const int maxn=1e5+5,M=5e3+5;
char a[maxn],b[maxn];
long long ans=0;
int sum[M][M],lcs[M][M];
struct SAM{
    int len[maxn],tag[maxn],ch[maxn][26],fa[maxn],las=1,tot=1,sz[maxn];
    vector<int>e[maxn];
    void clear(){
        //cout<<tot<<endl;
        for(int i=1;i<=tot;i++)memset(ch[i],0,sizeof ch[i]),fa[i]=0,tag[i]=0,len[i]=0,sz[i]=0,e[i].clear();
        tot=las=1;
    }
    void ins(int x){
        //cout<<x<<endl;
        int p=las,t=++tot;las=tot;len[t]=len[p]+1;sz[t]=1;
        for(;p&&!ch[p][x];p=fa[p])ch[p][x]=t;
        if(!p){fa[t]=1;return;}int q=ch[p][x];
        if(len[p]+1==len[q]){fa[t]=q;return ;}
        len[++tot]=len[p]+1;fa[tot]=fa[q];fa[q]=fa[t]=tot;
        memcpy(ch[tot],ch[q],sizeof ch[q]);
        for(;ch[p][x]==q;p=fa[p])ch[p][x]=tot;
    }
    void build(){
        for(int i=2;i<=tot;i++)e[fa[i]].pb(i);
    }
    void dfs(int x){
        for(auto i:e[x]){
            dfs(i);sz[x]+=sz[i];
        }
    }
}S;
void solve(char *a,char *b ,int op) {
    int n=strlen(a+1),m=strlen(b+1);
    //int n=5000,m=5000;
    S.clear();//cout<<"A";cout<<"A";
    //return;
    for(int i=1;i<=n;i++){
        S.ins(a[i]-'a');
        //if(i%100==0)cout<<"B";
    }//return;
    S.build();S.dfs(1);//return ;
    for(int pos=1;pos<=m;pos++){
        lcs[pos][pos]=m-pos+1;int id=pos-1,r=0;
        for(int i=pos+1;i<=m;i++){
            if(i<=r)lcs[pos][i]=min(lcs[pos][i-id+pos],r-i+1);
            while(i+lcs[pos][i]<=m&&b[i+lcs[pos][i]]==b[pos+lcs[pos][i]])lcs[pos][i]++;
            if(i+lcs[pos][i]-1>r)id=i,r=i+lcs[pos][i]-1;
            //cout<<r<<endl;
        }
    }//return;
    for(int j=1;j<=m;j++){
        for(int i=1;i<j;i++){
            int x=lcs[i][j];
            sum[i+1][j-1]++,sum[x+i+1][j-1]--;
        }
        for(int i=1;i<=j;i++){
            sum[i][j-1]+=sum[i-1][j-1];
        }
    }
    
   // cout<<S.tot<<endl;
    for(int i=1;i<=m;i++){
        int p=1;
        for(int j=i;j<=m;j++){
            int x=b[j]-'a';
            if(!S.ch[p][x])break;
            p=S.ch[p][x];
           // cout<<sum[i][j]<<" "<<S.sz[p]<<endl;
            ans=ans+(op+sum[i][j])*S.sz[p];
            
        }
    }
    for(int i=1;i<=m;i++)
        for(int j=1;j<=m;j++)sum[i][j]=lcs[i][j]=0;
  //  cout<<ans<<endl;
}

int main() {
    scanf("%s",a+1),scanf("%s",b+1);
    //for(int i=1;i<=5000;i++)if(i%2==1)a[i]='a',b[i]='b';else a[i]='b',b[i]='a';
    solve(a,b,1);solve(b,a,0);
    cout<<ans<<endl;
    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: 2ms
memory: 9848kb

input:

abab
ab

output:

8

result:

ok 1 number(s): "8"

Test #2:

score: 0
Accepted
time: 0ms
memory: 9936kb

input:

abab
abaaab

output:

29

result:

ok 1 number(s): "29"

Test #3:

score: 0
Accepted
time: 1ms
memory: 9848kb

input:

abcd
abcde

output:

10

result:

ok 1 number(s): "10"

Test #4:

score: 0
Accepted
time: 1ms
memory: 9924kb

input:

aaba
ba

output:

6

result:

ok 1 number(s): "6"

Test #5:

score: 0
Accepted
time: 1ms
memory: 9944kb

input:

babababaaabbaabababbbaabbbababbaaaaa
aaaabbaababbab

output:

1161

result:

ok 1 number(s): "1161"

Test #6:

score: 0
Accepted
time: 352ms
memory: 205356kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

output:

78156256250000

result:

ok 1 number(s): "78156256250000"

Test #7:

score: 0
Accepted
time: 11ms
memory: 47864kb

input:

gzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggz...

output:

60716448

result:

ok 1 number(s): "60716448"

Test #8:

score: 0
Accepted
time: 4ms
memory: 49460kb

input:

mlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllml...

output:

60679828

result:

ok 1 number(s): "60679828"

Test #9:

score: 0
Accepted
time: 421ms
memory: 206784kb

input:

vbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvb...

output:

2655796915

result:

ok 1 number(s): "2655796915"

Test #10:

score: 0
Accepted
time: 318ms
memory: 204624kb

input:

ttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdt...

output:

2652657341

result:

ok 1 number(s): "2652657341"

Test #11:

score: 0
Accepted
time: 339ms
memory: 204228kb

input:

uupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupu...

output:

2619083676

result:

ok 1 number(s): "2619083676"

Test #12:

score: 0
Accepted
time: 16ms
memory: 49068kb

input:

ggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxg...

output:

61227979

result:

ok 1 number(s): "61227979"

Test #13:

score: 0
Accepted
time: 117ms
memory: 132252kb

input:

cwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcw...

output:

834307544

result:

ok 1 number(s): "834307544"

Test #14:

score: 0
Accepted
time: 346ms
memory: 204892kb

input:

trtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtr...

output:

2663862697

result:

ok 1 number(s): "2663862697"

Test #15:

score: 0
Accepted
time: 7ms
memory: 49664kb

input:

gggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggg...

output:

0

result:

ok 1 number(s): "0"

Test #16:

score: 0
Accepted
time: 270ms
memory: 204284kb

input:

igkkcgocckgoocioiiggcgkigoggkociciigokikkcogkoookkiioikockoigokigiiciikcokoockgiiiogicgkkgoiogcggcgckgikccgcckoocgggogiccgkgcoccckgiooiogckoioiioogiicogkckgiickooiockogkoikogkkociioigocoiioccggkigciigcckkggiccciiiggkcgggcokookogiokoccccgogkcigokkckccoccgkoogokogkcioockkikigokiikkkoikiigckkooioogioio...

output:

1707132

result:

ok 1 number(s): "1707132"

Test #17:

score: 0
Accepted
time: 7ms
memory: 49656kb

input:

jkkkjjjkjkkkjjjjkkkkkjjjjjjkjjjjkjjjkkkjkjkkkkjjkkjjjkjkjjjkkkkjkjjkkkkkkkjkkkjkkjkkjjkkjjkjjjkkkjkjjkjkjjjjkkjjjjjjkkjjjkkkjkjkkkkkjkjjkjjkkkkkkkkjkkkjjkjjkkkjkjjkjjkkjjkkkkkjjjjjjkjjjkkjkjjkjjjkjkkjkjkkkkjjkkjkkjkkkjkkkkkkkjkjjkkjkjjkjkkkkkkkjkkjkkkkjkjkkkkkkkjkkjjkjjjkjjkkkkjkjkkjjjjjkjkjjjjkjkkk...

output:

2954810

result:

ok 1 number(s): "2954810"

Test #18:

score: 0
Accepted
time: 8ms
memory: 45164kb

input:

juxqlncuflculraueufcupffalouceftcepluhuupphohougacfftcrouohhnxopoguocjlpqpgppuhllpsnllqnftprunnucfcucclcplxuatfxtnljnuxnhapanlrpuexuflusncrapcrqpoganppxlloougftptxutfcrgchspahqghstuuefntfuauohlxlenpujeupuucnljxuunanustpuppllelnjcupqppaorpexophphnaopsxajtonupocuuoffpuqagutpuntfloalhrffhlrltghulpuoqop...

output:

40401

result:

ok 1 number(s): "40401"

Test #19:

score: 0
Accepted
time: 229ms
memory: 205236kb

input:

lmvbtqzhgzztvlsvzdesvgefvzkqfbvszmqjsgthnmhtifhztvhihdvgeqmhvzzqmqjhdmmteshvjbgvsfzgkivmvggvzbvzlemnmqhvqfmkmvmqhfqeehqvkgsedzmgbheeielzqzqtfzzvvjfievbzhdkfivhksmzbegkzsilnzgnzbqeqtghdzljvvfedmkeivmnzznhfhekvzeqvvfvqzehdhvsmklbzhhfzdtzqlmhehqqvkbqmvlzvmlzmzdzdbvmmmzimmqvleggmzigqmivqzqhvkezgmjvvivvg...

output:

1421341

result:

ok 1 number(s): "1421341"

Test #20:

score: 0
Accepted
time: 12ms
memory: 47884kb

input:

cccfcccffcffffffcfffffccffffffcccffffcffccfcffcfcfffcfcffcfcfcccccccfcffcfccccccffcccfcccfcccccccffcffffffcfccffcccfcfccfcffcfffccffccfffffccfcffcffffffffccfffffffccffcfccfcfcfffccfffffccccfcfccfccfcfcfccccfcccffccccfcccfccccfcfcffcccffcfffcfcccccffccfcccccccfffcffcccccccccccccfcfcffcffcffcffcffcfcf...

output:

3118221

result:

ok 1 number(s): "3118221"

Test #21:

score: 0
Accepted
time: 333ms
memory: 206848kb

input:

srrsrssrrsssrsrsrsrrrrrssrrssrsrsssrrrrsssrrsrrrsrrrrssrsssrssrrrsrrsrsssssrrrrrrrrrrsrrssrsrrrrrsssrrrrsssrsrrsrsssrrrrrsrrssrrssrrrrsrrsrsrsrrrsrrrrssrrssssrsrrrrsrssrsrsssssssrsrrsrrrrrsrssssrrsssrsssrrrrsssssrsrrrsssrssrrrssrsrsssssrrrssrrrrrsssrrsrrsrrrssrrssrsrsrssssrssssrsrrrsrrssrsrsrsrsrsrr...

output:

75529025

result:

ok 1 number(s): "75529025"

Test #22:

score: 0
Accepted
time: 228ms
memory: 204868kb

input:

onpboooppuaeabbabzpoopnqpopnyrabrrpbyorlebzprboypaprrpabebdobozuborppyualtbzauprrobnrqbzuzrrbebotqulratlrobaoyztyrpqqroorbyledaropnnploroabtelydozdopabapqubynynubpybptpoopnyrolparqpaoooobbperyuezponoboyuaopbpqpporplbdrooozbybueyrpnpzodrroyarzbpzyprpdpzboaaobpppalllranutyaobbdptrpprzubdbryapbudylbqab...

output:

3326939

result:

ok 1 number(s): "3326939"

Test #23:

score: 0
Accepted
time: 14ms
memory: 46476kb

input:

etweelwwwwwtttweetleettetlwwlltwwettwtwwlttletlwtltwtwelltetteleelelwwttelwleweltewtwllltwweeelwtweweeweetltttwtelteltwtewteetwwtltwetlteettelwtewtlletlltllwtweewletwtwtleewttlellwwteettlwtttwteetwwltwttelltweetttwtelleleetwewlewewewtewtetttweteeweltltelwwlwltlletwlweelelwlwelelettwllwlewleteeteellw...

output:

547040

result:

ok 1 number(s): "547040"

Test #24:

score: 0
Accepted
time: 7ms
memory: 49732kb

input:

wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww...

output:

38791844792

result:

ok 1 number(s): "38791844792"

Test #25:

score: 0
Accepted
time: 116ms
memory: 129552kb

input:

pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp...

output:

4804791846049

result:

ok 1 number(s): "4804791846049"

Test #26:

score: 0
Accepted
time: 263ms
memory: 206784kb

input:

jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj...

output:

10043476749324

result:

ok 1 number(s): "10043476749324"

Test #27:

score: 0
Accepted
time: 237ms
memory: 177864kb

input:

yhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyh...

output:

269398620

result:

ok 1 number(s): "269398620"

Test #28:

score: 0
Accepted
time: 253ms
memory: 177560kb

input:

yhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyh...

output:

269769773

result:

ok 1 number(s): "269769773"

Test #29:

score: 0
Accepted
time: 257ms
memory: 176500kb

input:

baababbaabbabaababbabaabbaababbaabbabaabbaababbabaababbaabbabaababbabaabbaababbabaababbaabbabaabbaababbaabbabaababbabaabbaababbaabbabaabbaababbabaababbaabbabaabbaababbaabbabaababbabaabbaababbabaababbaabbabaababbabaabbaababbaabbabaabbaababbabaababbaabbabaababbabaabbaababbabaababbaabbabaabbaababbaabba...

output:

287077563

result:

ok 1 number(s): "287077563"

Extra Test:

score: 0
Extra Test Passed