CSES - Aalto Competitive Programming 2024 - wk9 - Homework - Results
Submission details
Task:Z-array
Sender:ilyas.ben
Submission time:2024-11-04 09:56:16 +0200
Language:C++ (C++20)
Status:READY
Result:ACCEPTED
Test results
testverdicttime
#1ACCEPTED0.00 sdetails
#2ACCEPTED0.00 sdetails
#3ACCEPTED0.00 sdetails
#4ACCEPTED0.00 sdetails
#5ACCEPTED0.00 sdetails
#6ACCEPTED0.15 sdetails
#7ACCEPTED0.14 sdetails
#8ACCEPTED0.14 sdetails
#9ACCEPTED0.14 sdetails
#10ACCEPTED0.14 sdetails
#11ACCEPTED0.00 sdetails
#12ACCEPTED0.15 sdetails
#13ACCEPTED0.14 sdetails

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:44:29: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   44 |     for (long long i = 0; i < Z.size(); i++) {
      |                           ~~^~~~~~~~~~
input/code.cpp:46:15: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   46 |         if (i < Z.size() - 1) {
      |             ~~^~~~~~~~~~~~~~

Code

#include <iostream>
#include <vector>
#include <string>
using namespace std;
vector<long long> calculateZ(const string &s) {
long long n = s.length();
vector<long long> Z(n);
long long l = 0, r = 0;
for (long long i = 1; i < n; i++) {
if (i > r) {
l = r = i;
while (r < n && s[r] == s[r - l]) {
r++;
}
Z[i] = r - l;
r--;
} else {
long long k = i - l;
if (Z[k] < r - i + 1) {
Z[i] = Z[k];
} else {
l = i;
while (r < n && s[r] == s[r - l]) {
r++;
}
Z[i] = r - l;
r--;
}
}
}
Z[0] = n;
return Z;
}
int main() {
string s;
cin >> s;
vector<long long> Z = calculateZ(s);
for (long long i = 0; i < Z.size(); i++) {
cout << Z[i];
if (i < Z.size() - 1) {
cout << " ";
}
}
cout << endl;
return 0;
}

Test details

Test 1

Verdict: ACCEPTED

input
aaaaaaaaaa

correct output
10 9 8 7 6 5 4 3 2 1 

user output
10 9 8 7 6 5 4 3 2 1

Test 2

Verdict: ACCEPTED

input
ababababab

correct output
10 0 8 0 6 0 4 0 2 0 

user output
10 0 8 0 6 0 4 0 2 0

Test 3

Verdict: ACCEPTED

input
aabababaaa

correct output
10 1 0 1 0 1 0 2 2 1 

user output
10 1 0 1 0 1 0 2 2 1

Test 4

Verdict: ACCEPTED

input
ahtqqkhrrn

correct output
10 0 0 0 0 0 0 0 0 0 

user output
10 0 0 0 0 0 0 0 0 0

Test 5

Verdict: ACCEPTED

input
mqdozmqdoz

correct output
10 0 0 0 0 5 0 0 0 0 

user output
10 0 0 0 0 5 0 0 0 0

Test 6

Verdict: ACCEPTED

input
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

correct output
1000000 999999 999998 999997 9...

user output
1000000 999999 999998 999997 9...
Truncated

Test 7

Verdict: ACCEPTED

input
ababababababababababababababab...

correct output
1000000 0 999998 0 999996 0 99...

user output
1000000 0 999998 0 999996 0 99...
Truncated

Test 8

Verdict: ACCEPTED

input
baaaabbabaabbbbaaaabbbababaaba...

correct output
1000000 0 0 0 0 1 2 0 3 0 0 1 ...

user output
1000000 0 0 0 0 1 2 0 3 0 0 1 ...
Truncated

Test 9

Verdict: ACCEPTED

input
ltpbdybvcpychbsplyonjfmdtsnqwt...

correct output
1000000 0 0 0 0 0 0 0 0 0 0 0 ...

user output
1000000 0 0 0 0 0 0 0 0 0 0 0 ...
Truncated

Test 10

Verdict: ACCEPTED

input
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

correct output
1000000 99998 99997 99996 9999...

user output
1000000 99998 99997 99996 9999...
Truncated

Test 11

Verdict: ACCEPTED

input
abaababaab

correct output
10 0 1 3 0 5 0 1 2 0 

user output
10 0 1 3 0 5 0 1 2 0

Test 12

Verdict: ACCEPTED

input
zzzzzzzzzzzzzzzzzzzzzzzzzzzzzz...

correct output
1000000 499999 499998 499997 4...

user output
1000000 499999 499998 499997 4...
Truncated

Test 13

Verdict: ACCEPTED

input
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

correct output
1000000 147418 147417 147416 1...

user output
1000000 147418 147417 147416 1...
Truncated