QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#325308 | #7780. Dark LaTeX vs. Light LaTeX | ZhouShang# | WA | 1355ms | 255524kb | C++20 | 3.2kb | 2024-02-11 07:42:34 | 2024-11-25 21:09:27 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
int len[5005][5005],cnt[5005][5005];
string s,t;
typedef uint64_t ull;
typedef long long ll;
struct H{
ull x; H(ull x=0) :x(x){}
H operator+ (H o) {return x+o.x+(x+o.x<x);}
H operator- (H o) {return *this + ~o.x;}
H operator* (H o) {auto m=(__uint128_t)x*o.x;
return H((ull)m)+(ull)(m>>64);
}
ull get() const{return x+!~x;}
bool operator==(H o) const {return get()==o.get();}
bool operator<(H o) const{return get()<o.get();}
};
static const H C = (ll)1e11+3;
struct HashInterval{
vector<H> ha,pw;
HashInterval(string& str):ha(str.size()+1),pw(ha){
pw[0]=1;
for(int i=0;i<str.size();i++){
ha[i+1]=ha[i]*C+str[i],
pw[i+1]=pw[i]*C;
}
}
H hashInterval(int a,int b){
return ha[b]-ha[a]*pw[b-a];
}
};
vector <pair<long long,int>> mp[1000007];
const int mod=1e6+7;
mt19937 r(2003);
int main(){
int n,m;
//cin>>n>>m;
cin>>s>>t;
//for(int i=0;i<5000;i++) s+=r()%26+'a';
//for(int i=0;i<5000;i++) t+=r()%26+'a';
n=s.size(),m=t.size();
long long ans=0;
int maxl=min(n,m)-1;
for(int dif=1;dif<n;dif++)
for(int j=n-1;j>=dif;j--){
if(j==n-1) len[j-dif][j]=s[j-dif]==s[j];
else len[j-dif][j]=s[j-dif]==s[j]?len[j-dif+1][j+1]+1:0;
if(len[j-dif][j]) cnt[j-dif+1][j-1]++,cnt[j-dif+len[j-dif][j]+1][j-1]--;
//cout<<j-dif<<" "<<j<<" "<<len[j-dif][j]<<'\n';
}
for(int i=1;i<n;i++)
for(int j=1;j<n;j++)
cnt[j][i]+=cnt[j-1][i];
HashInterval S=HashInterval(s),T=HashInterval(t);
for(int i=1;i<=maxl+1;i++){
//unordered_map <ull,int> mp;
for(int j=0;j<=m-i;j++){
ull val=T.hashInterval(j,j+i).x;
int r=val%mod,f=0;
for(auto &t:mp[r]){
if(t.first==val){
f=1;
t.second++;
break;
}
}
if(!f) mp[r].push_back({val,1});
}
for(int j=0;j<=n-i;j++){
ull val=S.hashInterval(j,j+i).x;
int r=val%mod,f=0;
for(auto &t:mp[r]){
if(t.first==val){
f=t.second;
break;
}
}
ans+=1LL*(cnt[j][j+i-1]+1)*f;
//cout<<j<<" "<<j+i-1<<" "<<S.hashInterval(j,j+i).x<<'\n';
}
for(int j=0;j<=m-i;j++){
ull val=T.hashInterval(j,j+i).x;
int r=val%mod;
mp[r].clear();
}
}
memset(cnt,0,sizeof(cnt)),memset(len,0,sizeof(len));
swap(s,t),swap(n,m);
for(int dif=1;dif<n;dif++)
for(int j=n-1;j>=dif;j--){
if(j==n-1) len[j-dif][j]=s[j-dif]==s[j];
else len[j-dif][j]=s[j-dif]==s[j]?len[j-dif+1][j+1]+1:0;
if(len[j-dif][j]) cnt[j-dif+1][j-1]++,cnt[j-dif+len[j-dif][j]+1][j-1]--;
}
for(int i=1;i<n;i++)
for(int j=1;j<n;j++)
cnt[j][i]+=cnt[j-1][i];
S=HashInterval(s),T=HashInterval(t);
for(int i=1;i<=maxl;i++){
for(int j=0;j<=m-i;j++){
ull val=T.hashInterval(j,j+i).x;
int r=val%mod,f=0;
for(auto &t:mp[r]){
if(t.first==val){
f=1;
t.second++;
break;
}
}
if(!f) mp[r].push_back({val,1});
}
for(int j=0;j<=n-i;j++){
ull val=S.hashInterval(j,j+i).x;
int r=val%mod,f=0;
for(auto &t:mp[r]){
if(t.first==val){
f=t.second;
break;
}
}
ans+=1LL*cnt[j][j+i-1]*f;
//cout<<j<<" "<<j+i-1<<" "<<S.hashInterval(j,j+i).x<<'\n';
}
for(int j=0;j<=m-i;j++){
ull val=T.hashInterval(j,j+i).x;
int r=val%mod;
mp[r].clear();
}
}
cout<<ans<<'\n';
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 11ms
memory: 200860kb
input:
abab ab
output:
8
result:
ok 1 number(s): "8"
Test #2:
score: 0
Accepted
time: 0ms
memory: 200324kb
input:
abab abaaab
output:
29
result:
ok 1 number(s): "29"
Test #3:
score: 0
Accepted
time: 16ms
memory: 199240kb
input:
abcd abcde
output:
10
result:
ok 1 number(s): "10"
Test #4:
score: 0
Accepted
time: 0ms
memory: 200172kb
input:
aaba ba
output:
6
result:
ok 1 number(s): "6"
Test #5:
score: 0
Accepted
time: 0ms
memory: 201412kb
input:
babababaaabbaabababbbaabbbababbaaaaa aaaabbaababbab
output:
1161
result:
ok 1 number(s): "1161"
Test #6:
score: 0
Accepted
time: 493ms
memory: 213568kb
input:
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...
output:
78156256250000
result:
ok 1 number(s): "78156256250000"
Test #7:
score: 0
Accepted
time: 56ms
memory: 231848kb
input:
gzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggzggzgzggzggzgzggzgzggz...
output:
60716448
result:
ok 1 number(s): "60716448"
Test #8:
score: 0
Accepted
time: 68ms
memory: 231568kb
input:
mlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllmllmlmllmllmlmllmlmllmllmlmllmlmllml...
output:
60679828
result:
ok 1 number(s): "60679828"
Test #9:
score: 0
Accepted
time: 980ms
memory: 254224kb
input:
vbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvbbvbvbbvbbvbvbbvbvbbvb...
output:
2655796915
result:
ok 1 number(s): "2655796915"
Test #10:
score: 0
Accepted
time: 985ms
memory: 254152kb
input:
ttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdtdttdttdtdttdttdtdttdtdttdttdtdttdttdt...
output:
2652657341
result:
ok 1 number(s): "2652657341"
Test #11:
score: 0
Accepted
time: 1000ms
memory: 254212kb
input:
uupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupupuupuupupuupuupupuupupuupuupupuupuupupuupu...
output:
2619083676
result:
ok 1 number(s): "2619083676"
Test #12:
score: 0
Accepted
time: 56ms
memory: 231096kb
input:
ggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxgxggxgxggxggxgxggxggxgxggxgxggxggxg...
output:
61227979
result:
ok 1 number(s): "61227979"
Test #13:
score: 0
Accepted
time: 328ms
memory: 250696kb
input:
cwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwcwwcwwcwcwwcwwcwcw...
output:
834307544
result:
ok 1 number(s): "834307544"
Test #14:
score: 0
Accepted
time: 972ms
memory: 254240kb
input:
trtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtrttrttrtrttrtrttrttrtr...
output:
2663862697
result:
ok 1 number(s): "2663862697"
Test #15:
score: 0
Accepted
time: 20ms
memory: 206896kb
input:
gggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggg...
output:
0
result:
ok 1 number(s): "0"
Test #16:
score: 0
Accepted
time: 1302ms
memory: 255524kb
input:
igkkcgocckgoocioiiggcgkigoggkociciigokikkcogkoookkiioikockoigokigiiciikcokoockgiiiogicgkkgoiogcggcgckgikccgcckoocgggogiccgkgcoccckgiooiogckoioiioogiicogkckgiickooiockogkoikogkkociioigocoiioccggkigciigcckkggiccciiiggkcgggcokookogiokoccccgogkcigokkckccoccgkoogokogkcioockkikigokiikkkoikiigckkooioogioio...
output:
1707132
result:
ok 1 number(s): "1707132"
Test #17:
score: 0
Accepted
time: 100ms
memory: 242540kb
input:
jkkkjjjkjkkkjjjjkkkkkjjjjjjkjjjjkjjjkkkjkjkkkkjjkkjjjkjkjjjkkkkjkjjkkkkkkkjkkkjkkjkkjjkkjjkjjjkkkjkjjkjkjjjjkkjjjjjjkkjjjkkkjkjkkkkkjkjjkjjkkkkkkkkjkkkjjkjjkkkjkjjkjjkkjjkkkkkjjjjjjkjjjkkjkjjkjjjkjkkjkjkkkkjjkkjkkjkkkjkkkkkkkjkjjkkjkjjkjkkkkkkkjkkjkkkkjkjkkkkkkkjkkjjkjjjkjjkkkkjkjkkjjjjjkjkjjjjkjkkk...
output:
2954810
result:
ok 1 number(s): "2954810"
Test #18:
score: 0
Accepted
time: 104ms
memory: 242412kb
input:
juxqlncuflculraueufcupffalouceftcepluhuupphohougacfftcrouohhnxopoguocjlpqpgppuhllpsnllqnftprunnucfcucclcplxuatfxtnljnuxnhapanlrpuexuflusncrapcrqpoganppxlloougftptxutfcrgchspahqghstuuefntfuauohlxlenpujeupuucnljxuunanustpuppllelnjcupqppaorpexophphnaopsxajtonupocuuoffpuqagutpuntfloalhrffhlrltghulpuoqop...
output:
40401
result:
ok 1 number(s): "40401"
Test #19:
score: 0
Accepted
time: 1277ms
memory: 255476kb
input:
lmvbtqzhgzztvlsvzdesvgefvzkqfbvszmqjsgthnmhtifhztvhihdvgeqmhvzzqmqjhdmmteshvjbgvsfzgkivmvggvzbvzlemnmqhvqfmkmvmqhfqeehqvkgsedzmgbheeielzqzqtfzzvvjfievbzhdkfivhksmzbegkzsilnzgnzbqeqtghdzljvvfedmkeivmnzznhfhekvzeqvvfvqzehdhvsmklbzhhfzdtzqlmhehqqvkbqmvlzvmlzmzdzdbvmmmzimmqvleggmzigqmivqzqhvkezgmjvvivvg...
output:
1421341
result:
ok 1 number(s): "1421341"
Test #20:
score: 0
Accepted
time: 101ms
memory: 242316kb
input:
cccfcccffcffffffcfffffccffffffcccffffcffccfcffcfcfffcfcffcfcfcccccccfcffcfccccccffcccfcccfcccccccffcffffffcfccffcccfcfccfcffcfffccffccfffffccfcffcffffffffccfffffffccffcfccfcfcfffccfffffccccfcfccfccfcfcfccccfcccffccccfcccfccccfcfcffcccffcfffcfcccccffccfcccccccfffcffcccccccccccccfcfcffcffcffcffcffcfcf...
output:
3118221
result:
ok 1 number(s): "3118221"
Test #21:
score: 0
Accepted
time: 1355ms
memory: 255520kb
input:
srrsrssrrsssrsrsrsrrrrrssrrssrsrsssrrrrsssrrsrrrsrrrrssrsssrssrrrsrrsrsssssrrrrrrrrrrsrrssrsrrrrrsssrrrrsssrsrrsrsssrrrrrsrrssrrssrrrrsrrsrsrsrrrsrrrrssrrssssrsrrrrsrssrsrsssssssrsrrsrrrrrsrssssrrsssrsssrrrrsssssrsrrrsssrssrrrssrsrsssssrrrssrrrrrsssrrsrrsrrrssrrssrsrsrssssrssssrsrrrsrrssrsrsrsrsrsrr...
output:
75529025
result:
ok 1 number(s): "75529025"
Test #22:
score: 0
Accepted
time: 1274ms
memory: 255504kb
input:
onpboooppuaeabbabzpoopnqpopnyrabrrpbyorlebzprboypaprrpabebdobozuborppyualtbzauprrobnrqbzuzrrbebotqulratlrobaoyztyrpqqroorbyledaropnnploroabtelydozdopabapqubynynubpybptpoopnyrolparqpaoooobbperyuezponoboyuaopbpqpporplbdrooozbybueyrpnpzodrroyarzbpzyprpdpzboaaobpppalllranutyaobbdptrpprzubdbryapbudylbqab...
output:
3326939
result:
ok 1 number(s): "3326939"
Test #23:
score: 0
Accepted
time: 106ms
memory: 242644kb
input:
etweelwwwwwtttweetleettetlwwlltwwettwtwwlttletlwtltwtwelltetteleelelwwttelwleweltewtwllltwweeelwtweweeweetltttwtelteltwtewteetwwtltwetlteettelwtewtlletlltllwtweewletwtwtleewttlellwwteettlwtttwteetwwltwttelltweetttwtelleleetwewlewewewtewtetttweteeweltltelwwlwltlletwlweelelwlwelelettwllwlewleteeteellw...
output:
547040
result:
ok 1 number(s): "547040"
Test #24:
score: 0
Accepted
time: 56ms
memory: 231612kb
input:
wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww...
output:
38791844792
result:
ok 1 number(s): "38791844792"
Test #25:
score: 0
Accepted
time: 308ms
memory: 251800kb
input:
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp...
output:
4804791846049
result:
ok 1 number(s): "4804791846049"
Test #26:
score: 0
Accepted
time: 922ms
memory: 254760kb
input:
jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj...
output:
10043476749324
result:
ok 1 number(s): "10043476749324"
Test #27:
score: 0
Accepted
time: 829ms
memory: 254252kb
input:
yhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyh...
output:
269398620
result:
ok 1 number(s): "269398620"
Test #28:
score: 0
Accepted
time: 860ms
memory: 254296kb
input:
yhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyhyyhyhhyyhhyhyyhyhhyhyyhhyyhyhhyyhhyhyyhhyyh...
output:
269769773
result:
ok 1 number(s): "269769773"
Test #29:
score: 0
Accepted
time: 846ms
memory: 254284kb
input:
baababbaabbabaababbabaabbaababbaabbabaabbaababbabaababbaabbabaababbabaabbaababbabaababbaabbabaabbaababbaabbabaababbabaabbaababbaabbabaabbaababbabaababbaabbabaabbaababbaabbabaababbabaabbaababbabaababbaabbabaababbabaabbaababbaabbabaabbaababbabaababbaabbabaababbabaabbaababbabaababbaabbabaabbaababbaabba...
output:
287077563
result:
ok 1 number(s): "287077563"
Extra Test:
score: -3
Extra Test Failed : Wrong Answer on 3
time: 23ms
memory: 202180kb
input:
aabbabaa bbabaabbaaaabaababbabbaaaabaaabaabbabaabbaaabbaaabbabbbbbbbbbbbbbaaabbbbabbabababbabbbaaabbabbbbbbaabbaaaabbabababaaabbbbbabaabbbbaababbabbabbbbabbbbaababbbaababaaabbaaaababbbbbaabaabaababaabaabababbabbaaabbbabaabbbaaabbbabaaaaabbbabaaabababaaaababaabaabbbbbabbabbabbbaabaaabbbababbabbaabaab...
output:
32936
result:
wrong answer 1st numbers differ - expected: '32944', found: '32936'