CSES - Datatähti 2020 alku - Results
Submission details
Task:Merkkijonot
Sender:Juho
Submission time:2019-10-05 18:58:55 +0300
Language:C++ (C++11)
Status:READY
Result:46
Feedback
groupverdictscore
#1ACCEPTED15
#2ACCEPTED31
#30
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1, 2, 3details
#2ACCEPTED0.02 s2, 3details
#3ACCEPTED0.70 s3details
#40.27 s3details
#5ACCEPTED0.05 s3details
#6ACCEPTED0.01 s1, 2, 3details
#7ACCEPTED0.01 s1, 2, 3details
#8ACCEPTED0.01 s1, 2, 3details
#9ACCEPTED0.01 s1, 2, 3details
#10ACCEPTED0.02 s2, 3details
#11ACCEPTED0.02 s2, 3details
#12ACCEPTED0.02 s2, 3details
#13ACCEPTED0.02 s2, 3details
#14ACCEPTED0.03 s2, 3details
#15ACCEPTED0.99 s3details
#16ACCEPTED0.99 s3details
#17ACCEPTED1.00 s3details
#18ACCEPTED1.00 s3details
#19ACCEPTED0.99 s3details
#20ACCEPTED0.01 s1, 2, 3details
#21ACCEPTED0.01 s1, 2, 3details
#22ACCEPTED0.01 s1, 2, 3details
#23ACCEPTED0.01 s1, 2, 3details
#24ACCEPTED0.01 s1, 2, 3details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:14:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int j=0;j<z.size();j++){
                 ~^~~~~~~~~
input/code.cpp:31:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int j=0;j<x.size();j++){
                     ~^~~~~~~~~
input/code.cpp:65:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<u.size();i++){
                  ~^~~~~~~~~

Code

#include <bits/stdc++.h>
using namespace std;
int main() {
    int n;
    cin>>n;
    vector<long long>v;
    vector<int>u;
    string z;
    cin>>z;
    unordered_map<char,char> mz;
    long long yz=0;
    long long potenssiz=1;
    char muistiz = 'A';
    for(int j=0;j<z.size();j++){
        if(!mz.count(z[j])){
            mz[z[j]]=muistiz;
            muistiz++;
        }
        potenssiz = (potenssiz*87)%1127368712672817111;
        yz = (yz+((long long)mz[z[j]])*potenssiz)%1127368712672817111;
    }
    v.push_back(yz);
    u.push_back(1);
    for(int i=0;i<n-1;i++){
        string x;
        cin>>x;
        unordered_map<char,char> m;
        long long y=0;
        char muisti = 'A';
        long long potenssi =1;
        for(int j=0;j<x.size();j++){
            if(!m.count(x[j])){
                m[x[j]]=muisti;
                muisti++;
            }
            potenssi = (potenssi*87)%1127368712672817111;
            y = (y+((long long)m[x[j]])*potenssi)%1127368712672817111;
        }
        int ylaraja = u.size()-1;
        int alaraja = 0;
        while(alaraja<ylaraja-1){
            if(v[(alaraja+ylaraja)/2]<y){
                alaraja = (alaraja+ylaraja)/2;
            }else{
                ylaraja = (alaraja+ylaraja)/2;
            }
        }
        
        if(v[alaraja]==y){
            u[alaraja]++;
        }else if(v[ylaraja]==y){
            u[ylaraja]++;
        }else if(y<v[alaraja]){
            v.insert(v.begin()+0, y);
            u.insert(u.begin()+0, 1);
        }else if(v[ylaraja]<y){
            v.push_back(y);
            u.push_back(1);
        }else{
            v.insert(v.begin()+ylaraja, y);
            u.insert(u.begin()+ylaraja, 1);
        }
    }
    long long s = 0LL;
    for(int i=0; i<u.size();i++){
        s = s+u[i]*(u[i]-1)/2;
    }
    cout<<s;
}



Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
FFDISOVJLPIASANJRBHQXJVW
HBGVRZFWOTAAVUPYKMKXAOBEYUE
JKHXTPHUKTLTLNXMXMSYYFLF
HCSZMXTZCUFHIHSTEWKHCFZRTXU
...

correct output
20

user output
20

Test 2

Group: 2, 3

Verdict: ACCEPTED

input
5000
AJEDROEDXRGDUSDAPZBXXQBPJ
PDGCTAGCRTBCJICPFELRRMLFD
TISAOTGMDKUCITIEFQVCSBZJYUUO
FMASVJYFPMELSVLQWFZVLVMSPHYL
...

correct output
2178556

user output
2178556

Test 3

Group: 3

Verdict: ACCEPTED

input
100000
RESKYADLVRSDCDXJVECAJCAP
CZLIWDHKVNRJHZINHFBOQEPN
LSTRSDTLADUIWXFQJSQPVRSPBCTZ
QEMSZOQSSVBRNQTCLJQIGVQO
...

correct output
404880850

user output
404880850

Test 4

Group: 3

Verdict:

input
100000
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

correct output
4999950000

user output
704982704

Test 5

Group: 3

Verdict: ACCEPTED

input
100000
IPI
Q
SPGV
UNYE
...

correct output
1041990627

user output
1041990627

Test 6

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
A
B
C
D
...

correct output
190

user output
190

Test 7

Group: 1, 2, 3

Verdict: ACCEPTED

input
1
A

correct output
0

user output
0

Test 8

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
A
BB
CCC
DDDD
...

correct output
0

user output
0

Test 9

Group: 1, 2, 3

Verdict: ACCEPTED

input
2
A
A

correct output
1

user output
1

Test 10

Group: 2, 3

Verdict: ACCEPTED

input
5000
SEKNHNRHSRFYIHSCDPGXPTGUSYBFKZ...

correct output
20861

user output
20861

Test 11

Group: 2, 3

Verdict: ACCEPTED

input
5000
UGPWHWOWAREEIROZTRJGUCKDKTZJEO...

correct output
22818

user output
22818

Test 12

Group: 2, 3

Verdict: ACCEPTED

input
5000
FFQQCBCINBDWIKHFPO
SCJU
DNHYPGIQNZS
KNQCYRAXHHKORXMOVHL
...

correct output
22268

user output
22268

Test 13

Group: 2, 3

Verdict: ACCEPTED

input
5000
QVWMSYPWXWBBXWCVEOUAVQLDWNBXZB...

correct output
22589

user output
22589

Test 14

Group: 2, 3

Verdict: ACCEPTED

input
5000
JYORMNQAKXHNRBWGGSMWXWXMBKPBZU...

correct output
20482

user output
20482

Test 15

Group: 3

Verdict: ACCEPTED

input
100000
DCXXVIEYQAASZJYUUVYZUIJFGVBAYC...

correct output
8925377

user output
8925377

Test 16

Group: 3

Verdict: ACCEPTED

input
100000
IJZHBIYNWQBDWNGZWVXJKXXWFVLPQX...

correct output
8907840

user output
8907840

Test 17

Group: 3

Verdict: ACCEPTED

input
100000
GWUGLGQDAYGGJROIAKBMMICQMDUQQQ...

correct output
8771809

user output
8771809

Test 18

Group: 3

Verdict: ACCEPTED

input
100000
SWVSVXURRSLCSHCPAKWESIPCNDKYLD...

correct output
8704480

user output
8704480

Test 19

Group: 3

Verdict: ACCEPTED

input
100000
ZLSNSZBGIMCOLPDEAKVDAJCTMBNRLH...

correct output
8672362

user output
8672362

Test 20

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
AAB
D
CDBAA
D
...

correct output
15

user output
15

Test 21

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
A
CDD
AABBC
DBCB
...

correct output
15

user output
15

Test 22

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
ACADD
CDDCD
DACA
CCDCA
...

correct output
17

user output
17

Test 23

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
DCDA
BDBA
CACBD
BA
...

correct output
7

user output
7

Test 24

Group: 1, 2, 3

Verdict: ACCEPTED

input
20
DDA
BBCDC
DDD
CCD
...

correct output
14

user output
14