Task: | Z-array |
Sender: | hungdojan |
Submission time: | 2024-11-02 13:41:43 +0200 |
Language: | C++ (C++17) |
Status: | READY |
Result: | ACCEPTED |
test | verdict | time | |
---|---|---|---|
#1 | ACCEPTED | 0.00 s | details |
#2 | ACCEPTED | 0.00 s | details |
#3 | ACCEPTED | 0.00 s | details |
#4 | ACCEPTED | 0.00 s | details |
#5 | ACCEPTED | 0.00 s | details |
#6 | ACCEPTED | 0.09 s | details |
#7 | ACCEPTED | 0.09 s | details |
#8 | ACCEPTED | 0.09 s | details |
#9 | ACCEPTED | 0.08 s | details |
#10 | ACCEPTED | 0.09 s | details |
#11 | ACCEPTED | 0.00 s | details |
#12 | ACCEPTED | 0.09 s | details |
#13 | ACCEPTED | 0.09 s | details |
Compiler report
input/code.cpp: In function 'int main()': input/code.cpp:37:21: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 37 | for (int i = 0; i < n; i++) { | ~~^~~ input/code.cpp:43:23: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 43 | while (i + arr[i] < n && s[arr[i]] == s[i + arr[i]]) { | ~~~~~~~~~~~^~~ input/code.cpp:7:23: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 7 | for (int i = 0; i < n; i++) { \ | ^ input/code.cpp:50:3: note: in expansion of macro 'PRINT_ARR' 50 | PRINT_ARR(arr, n); | ^~~~~~~~~
Code
#include <bits/stdc++.h> using namespace std; #define I_2D(row, col, width) ((row) * (width) + (col)) #define PRINT_ARR(arr, n) \ do { \ for (int i = 0; i < n; i++) { \ cout << arr[i] << " "; \ } \ cout << "\n"; \ } while (0) #define PRINT_VEC_ARR(v, n) \ do { \ for (int i = 0; i < n; i++) { \ cout << i << ": "; \ for (auto item : v[i]) { \ cout << item << " "; \ } \ cout << endl; \ } \ } while (0) typedef long long ll; int main() { ios::sync_with_stdio(0); cin.tie(0); string s; cin >> s; size_t n = s.length(); int arr[n]; memset(arr, 0, n * sizeof(int)); arr[0] = n; int x = 0, y = 0; for (int i = 0; i < n; i++) { // copy the Z-array value from the prefix // only copy the "known" part arr[i] = max(0, min(arr[i-x], y - i + 1)); // increase y if s[arr[i]] == s[i + arr[i]] while (i + arr[i] < n && s[arr[i]] == s[i + arr[i]]) { x = i; y = i+arr[i]; arr[i]++; } } PRINT_ARR(arr, n); 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... |
Test 7
Verdict: ACCEPTED
input |
---|
ababababababababababababababab... |
correct output |
---|
1000000 0 999998 0 999996 0 99... |
user output |
---|
1000000 0 999998 0 999996 0 99... |
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 ... |
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 ... |
Test 10
Verdict: ACCEPTED
input |
---|
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
correct output |
---|
1000000 99998 99997 99996 9999... |
user output |
---|
1000000 99998 99997 99996 9999... |
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... |
Test 13
Verdict: ACCEPTED
input |
---|
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
correct output |
---|
1000000 147418 147417 147416 1... |
user output |
---|
1000000 147418 147417 147416 1... |