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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#605401 | #7780. Dark LaTeX vs. Light LaTeX | wyhao | AC ✓ | 1011ms | 204688kb | C++14 | 5.0kb | 2024-10-02 17:03:42 | 2024-10-02 17:03:42 |
Judging History
你现在查看的是测评时间为 2024-10-02 17:03:42 的历史记录
- [2024-11-25 20:53:52]
- hack成功,自动添加数据
- (/hack/1258)
- [2024-10-02 17:03:42]
- 提交
answer
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N=5005,P1=998244353,P2=1000000007;
int n,m;
char S[N],T[N];
struct Hash{
ll v1,v2;
Hash(int v=0):v1(v),v2(v){}
Hash(int v1,int v2):v1(v1),v2(v2){}
Hash& operator+=(const Hash &o){(v1+=o.v1)%=P1;return *this;}
Hash& operator-=(const Hash &o){(v1+=P1-o.v1)%=P1;return *this;}
Hash& operator*=(const Hash &o){(v1*=o.v1)%=P1;return *this;}
friend Hash operator+(Hash a,Hash b){return a+=b;}
friend Hash operator-(Hash a,Hash b){return a-=b;}
friend Hash operator*(Hash a,Hash b){return a*=b;}
friend bool operator==(Hash a,Hash b){return a.v1==b.v1 and a.v2==b.v2;}
friend bool operator<(Hash a,Hash b){return a.v1<b.v1 or (a.v1==b.v1 and a.v2<b.v2);}
}base(131);
// map<Hash,int>Ma[N],Mb[N];
// Hash ps[N],pt[N],pw[N];
int sa[N][N],sb[N][N];
struct Sam{
struct node{
int len,fa;
int ch[30];
}data[N<<2];
int last,tot;
int fa[N<<2][20],dep[N<<2];
int va[N<<2],vb[N<<2];
void init(){
tot=1;
data[1].fa=data[1].len=0;
last=1;
}
int add(int c){
int now=++tot;
int f=last;last=now;
data[now].len=data[f].len+1;
for(;f and !data[f].ch[c];f=data[f].fa){
data[f].ch[c]=now;
}
if(!f){
data[now].fa=1;
return now;
}
int p=data[f].ch[c];
if(data[p].len==data[f].len+1){
data[now].fa=p;
return now;
}
int q=++tot;
data[q]=data[p];
data[q].len=data[f].len+1;
data[p].fa=data[now].fa=q;
for(;f and data[f].ch[c]==p;f=data[f].fa){
data[f].ch[c]=q;
}
return now;
}
vector<int>G[N<<2];
bool cmp(int a,int b){
return dep[a]<dep[b];
}
void ddfs(int x){
// printf("%d %d\n",x,dep[x]);
fa[x][0]=data[x].fa;
dep[x]=dep[fa[x][0]]+1;
for(int p=1;p<=15;p++){
fa[x][p]=fa[fa[x][p-1]][p-1];
// printf("%d ",fa[x][p-1]);
}
// puts("");
for(auto y:G[x]) ddfs(y);
va[fa[x][0]]+=va[x];
vb[fa[x][0]]+=vb[x];
}
void dfs(){
for(int i=2;i<=tot;i++){
G[data[i].fa].push_back(i);
}
ddfs(1);
}
int lca(int x,int y){
if(dep[x]<dep[y]){
swap(x,y);
}
// printf("%d %d\n",x,y);
int d=dep[x]-dep[y];
for(int p=15;p>=0;p--){
if((d>>p)&1) x=fa[x][p];
}
// printf("%d %d\n",x,y);
if(x==y) return x;
for(int p=15;p>=0;p--){
if(fa[x][p]!=fa[y][p]){
x=fa[x][p];
y=fa[y][p];
}
}
return fa[x][0];
}
int query(int x,int y){
return data[lca(x,y)].len;
}
}SAM;
int ra[N],rb[N];
int main(){
// freopen("ex.in","r",stdin);
// freopen("ex.our","w",stdout);
scanf("%s%s",S+1,T+1);
n=strlen(S+1);
m=strlen(T+1);
SAM.init();
for(int i=1;i<=n;i++){
ra[i]=SAM.add(S[i]-'a');
SAM.va[ra[i]]=1;
// printf("%d %d\n",ra[i],SAM.data[ra[i]].fa);
}
SAM.add(26);
for(int i=1;i<=m;i++){
rb[i]=SAM.add(T[i]-'a');
SAM.vb[rb[i]]=1;
}
SAM.dfs();
// pw[0]=Hash(1);
// for(int i=1;i<N;i++){
// pw[i]=pw[i-1]*base;
// }
// ps[0]=Hash(0);
// for(int i=1;i<=n;i++){
// ps[i]=ps[i-1]*base+Hash(S[i]);
// }
// pt[0]=Hash(0);
// for(int i=1;i<=m;i++){
// pt[i]=pt[i-1]*base+Hash(T[i]);
// }
for(int i=1;i<=n;i++){
for(int j=i+2;j<=n;j++){
if(S[i]!=S[j]) continue;
int L=min(j-i,SAM.query(ra[i],ra[j]));
// printf("%d %d %d\n",ra[i],ra[j],L);
sa[i+1][j-L]++;
sa[i+1][j]--;
}
}
for(int i=1;i<=m;i++){
for(int j=i+2;j<=m;j++){
if(T[i]!=T[j]) continue;
int L=min(j-i,SAM.query(rb[i],rb[j]));
sb[i+1][j-L]++;
sb[i+1][j]--;
}
}
// for(int len = 1;len<=n;len++){
// for(int i=1;i+len-1<=n;i++){
// int j=i+len-1;
// Ma[len][ps[j]-ps[i-1]*pw[len]]++;
// }
// }
// for(int len = 1;len<=m;len++){
// for(int i=1;i+len-1<=m;i++){
// int j=i+len-1;
// Mb[len][pt[j]-pt[i-1]*pw[len]]++;
// }
// }
ll ans=0;
for(int i=1;i<=n;i++){
int p = 1;
for(int j=i;j<=n;j++){
sa[i][j]+=sa[i][j-1];
p = SAM.data[p].ch[S[j]-'a'];
ans += 1ll * (sa[i][j]+1) * SAM.vb[p];
}
}
for(int i=1;i<=m;i++){
int p=1;
for(int j=i;j<=m;j++){
sb[i][j]+=sb[i][j-1];
p = SAM.data[p].ch[T[j]-'a'];
ans += 1ll * sb[i][j] * SAM.va[p];
}
}
printf("%lld",ans);
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: 10008kb
input:
abab ab
output:
8
result:
ok 1 number(s): "8"
Test #2:
score: 0
Accepted
time: 2ms
memory: 10064kb
input:
abab abaaab
output:
29
result:
ok 1 number(s): "29"
Test #3:
score: 0
Accepted
time: 0ms
memory: 8044kb
input:
abcd abcde
output:
10
result:
ok 1 number(s): "10"
Test #4:
score: 0
Accepted
time: 0ms
memory: 10112kb
input:
aaba ba
output:
6
result:
ok 1 number(s): "6"
Test #5:
score: 0
Accepted
time: 2ms
memory: 14176kb
input:
babababaaabbaabababbbaabbbababbaaaaa aaaabbaababbab
output:
1161
result:
ok 1 number(s): "1161"
Test #6:
score: 0
Accepted
time: 1011ms
memory: 179484kb
input:
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...
output:
78156256250000
result:
ok 1 number(s): "78156256250000"
Test #7:
score: 0
Accepted
time: 28ms
memory: 51480kb
input:
gzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggz...
output:
60716448
result:
ok 1 number(s): "60716448"
Test #8:
score: 0
Accepted
time: 25ms
memory: 51488kb
input:
mlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllml...
output:
60679828
result:
ok 1 number(s): "60679828"
Test #9:
score: 0
Accepted
time: 591ms
memory: 203852kb
input:
vbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvb...
output:
2655796915
result:
ok 1 number(s): "2655796915"
Test #10:
score: 0
Accepted
time: 573ms
memory: 203852kb
input:
ttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdt...
output:
2652657341
result:
ok 1 number(s): "2652657341"
Test #11:
score: 0
Accepted
time: 582ms
memory: 204220kb
input:
uupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupu...
output:
2619083676
result:
ok 1 number(s): "2619083676"
Test #12:
score: 0
Accepted
time: 30ms
memory: 49004kb
input:
ggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxg...
output:
61227979
result:
ok 1 number(s): "61227979"
Test #13:
score: 0
Accepted
time: 211ms
memory: 128196kb
input:
cwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcw...
output:
834307544
result:
ok 1 number(s): "834307544"
Test #14:
score: 0
Accepted
time: 581ms
memory: 204320kb
input:
trtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtr...
output:
2663862697
result:
ok 1 number(s): "2663862697"
Test #15:
score: 0
Accepted
time: 28ms
memory: 47272kb
input:
gggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggg...
output:
0
result:
ok 1 number(s): "0"
Test #16:
score: 0
Accepted
time: 384ms
memory: 203968kb
input:
igkkcgocckgoocioiiggcgkigoggkociciigokikkcogkoookkiioikockoigokigiiciikcokoockgiiiogicgkkgoiogcggcgckgikccgcckoocgggogiccgkgcoccckgiooiogckoioiioogiicogkckgiickooiockogkoikogkkociioigocoiioccggkigciigcckkggiccciiiggkcgggcokookogiokoccccgogkcigokkckccoccgkoogokogkcioockkikigokiikkkoikiigckkooioogioio...
output:
1707132
result:
ok 1 number(s): "1707132"
Test #17:
score: 0
Accepted
time: 23ms
memory: 49448kb
input:
jkkkjjjkjkkkjjjjkkkkkjjjjjjkjjjjkjjjkkkjkjkkkkjjkkjjjkjkjjjkkkkjkjjkkkkkkkjkkkjkkjkkjjkkjjkjjjkkkjkjjkjkjjjjkkjjjjjjkkjjjkkkjkjkkkkkjkjjkjjkkkkkkkkjkkkjjkjjkkkjkjjkjjkkjjkkkkkjjjjjjkjjjkkjkjjkjjjkjkkjkjkkkkjjkkjkkjkkkjkkkkkkkjkjjkkjkjjkjkkkkkkkjkkjkkkkjkjkkkkkkkjkkjjkjjjkjjkkkkjkjkkjjjjjkjkjjjjkjkkk...
output:
2954810
result:
ok 1 number(s): "2954810"
Test #18:
score: 0
Accepted
time: 7ms
memory: 49192kb
input:
juxqlncuflculraueufcupffalouceftcepluhuupphohougacfftcrouohhnxopoguocjlpqpgppuhllpsnllqnftprunnucfcucclcplxuatfxtnljnuxnhapanlrpuexuflusncrapcrqpoganppxlloougftptxutfcrgchspahqghstuuefntfuauohlxlenpujeupuucnljxuunanustpuppllelnjcupqppaorpexophphnaopsxajtonupocuuoffpuqagutpuntfloalhrffhlrltghulpuoqop...
output:
40401
result:
ok 1 number(s): "40401"
Test #19:
score: 0
Accepted
time: 197ms
memory: 202676kb
input:
lmvbtqzhgzztvlsvzdesvgefvzkqfbvszmqjsgthnmhtifhztvhihdvgeqmhvzzqmqjhdmmteshvjbgvsfzgkivmvggvzbvzlemnmqhvqfmkmvmqhfqeehqvkgsedzmgbheeielzqzqtfzzvvjfievbzhdkfivhksmzbegkzsilnzgnzbqeqtghdzljvvfedmkeivmnzznhfhekvzeqvvfvqzehdhvsmklbzhhfzdtzqlmhehqqvkbqmvlzvmlzmzdzdbvmmmzimmqvleggmzigqmivqzqhvkezgmjvvivvg...
output:
1421341
result:
ok 1 number(s): "1421341"
Test #20:
score: 0
Accepted
time: 32ms
memory: 51488kb
input:
cccfcccffcffffffcfffffccffffffcccffffcffccfcffcfcfffcfcffcfcfcccccccfcffcfccccccffcccfcccfcccccccffcffffffcfccffcccfcfccfcffcfffccffccfffffccfcffcffffffffccfffffffccffcfccfcfcfffccfffffccccfcfccfccfcfcfccccfcccffccccfcccfccccfcfcffcccffcfffcfcccccffccfcccccccfffcffcccccccccccccfcfcffcffcffcffcffcfcf...
output:
3118221
result:
ok 1 number(s): "3118221"
Test #21:
score: 0
Accepted
time: 680ms
memory: 204688kb
input:
srrsrssrrsssrsrsrsrrrrrssrrssrsrsssrrrrsssrrsrrrsrrrrssrsssrssrrrsrrsrsssssrrrrrrrrrrsrrssrsrrrrrsssrrrrsssrsrrsrsssrrrrrsrrssrrssrrrrsrrsrsrsrrrsrrrrssrrssssrsrrrrsrssrsrsssssssrsrrsrrrrrsrssssrrsssrsssrrrrsssssrsrrrsssrssrrrssrsrsssssrrrssrrrrrsssrrsrrsrrrssrrssrsrsrssssrssssrsrrrsrrssrsrsrsrsrsrr...
output:
75529025
result:
ok 1 number(s): "75529025"
Test #22:
score: 0
Accepted
time: 243ms
memory: 204160kb
input:
onpboooppuaeabbabzpoopnqpopnyrabrrpbyorlebzprboypaprrpabebdobozuborppyualtbzauprrobnrqbzuzrrbebotqulratlrobaoyztyrpqqroorbyledaropnnploroabtelydozdopabapqubynynubpybptpoopnyrolparqpaoooobbperyuezponoboyuaopbpqpporplbdrooozbybueyrpnpzodrroyarzbpzyprpdpzboaaobpppalllranutyaobbdptrpprzubdbryapbudylbqab...
output:
3326939
result:
ok 1 number(s): "3326939"
Test #23:
score: 0
Accepted
time: 16ms
memory: 49292kb
input:
etweelwwwwwtttweetleettetlwwlltwwettwtwwlttletlwtltwtwelltetteleelelwwttelwleweltewtwllltwweeelwtweweeweetltttwtelteltwtewteetwwtltwetlteettelwtewtlletlltllwtweewletwtwtleewttlellwwteettlwtttwteetwwltwttelltweetttwtelleleetwewlewewewtewtetttweteeweltltelwwlwltlletwlweelelwlwelelettwllwlewleteeteellw...
output:
547040
result:
ok 1 number(s): "547040"
Test #24:
score: 0
Accepted
time: 17ms
memory: 49328kb
input:
wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww...
output:
38791844792
result:
ok 1 number(s): "38791844792"
Test #25:
score: 0
Accepted
time: 295ms
memory: 129904kb
input:
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp...
output:
4804791846049
result:
ok 1 number(s): "4804791846049"
Test #26:
score: 0
Accepted
time: 597ms
memory: 203076kb
input:
jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj...
output:
10043476749324
result:
ok 1 number(s): "10043476749324"
Test #27:
score: 0
Accepted
time: 325ms
memory: 173308kb
input:
yhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyh...
output:
269398620
result:
ok 1 number(s): "269398620"
Test #28:
score: 0
Accepted
time: 336ms
memory: 176824kb
input:
yhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyh...
output:
269769773
result:
ok 1 number(s): "269769773"
Test #29:
score: 0
Accepted
time: 313ms
memory: 176004kb
input:
baababbaabbabaababbabaabbaababbaabbabaabbaababbabaababbaabbabaababbabaabbaababbabaababbaabbabaabbaababbaabbabaababbabaabbaababbaabbabaabbaababbabaababbaabbabaabbaababbaabbabaababbabaabbaababbabaababbaabbabaababbabaabbaababbaabbabaabbaababbabaababbaabbabaababbabaabbaababbabaababbaabbabaabbaababbaabba...
output:
287077563
result:
ok 1 number(s): "287077563"
Extra Test:
score: 0
Extra Test Passed