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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#202594 | #7406. Longest Lyndon Prefix | Scarlett_boy | WA | 4ms | 3496kb | C++17 | 916b | 2023-10-06 12:22:55 | 2023-10-06 12:22:56 |
Judging History
answer
#include<bits/stdc++.h>
typedef long long ll;
using namespace std;
const int N = 1e5 + 50;
int n;
char s[N];
int to[N];
void solve() {
cin >> n >> (s + 1);
to[n] = n;
for (int i = n - 1; i >= 1; i--) {
if (s[i] == s[i + 1]) to[i] = to[i + 1];
else to[i] = i;
}
for (int i = 1; i <= n; i++) {
int p = i;
if (to[p] == n) {
cout << 1 << " \n"[i == n];
continue;
}
while (p <= n) {
p = to[p];
if (p == n) break;
if (s[i] < s[p + 1]) {
p++;
} else break;
}
cout << p - i + 1 << " \n"[i == n];
}
}
int main() {
ios::sync_with_stdio(false), cin.tie(nullptr);
int _ = 1;
cin >> _;
for (int o = 1; o <= _; o++) {
solve();
}
return 0;
}
/*
1
5
abcbd
*/
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 3496kb
input:
3 3 aaa 3 aab 3 cba
output:
1 1 1 3 2 1 1 1 1
result:
ok 9 numbers
Test #2:
score: -100
Wrong Answer
time: 4ms
memory: 3356kb
input:
10000 10 ababbbbaaa 6 aabbaa 3 abb 9 bababbbbb 9 abbaaaaaa 8 ababbaab 7 abbbbbb 7 aaabaaa 2 ba 10 abaababbab 2 ab 1 a 1 a 5 ababa 6 aaabba 2 ba 4 abba 5 bbbba 9 aabbbbbaa 10 baaabaaaba 10 babbbbbbaa 9 babaaabba 1 b 6 abbbaa 7 aaaaaab 10 baaaaabaaa 9 bbbbabbba 3 bbb 8 abaababa 7 bbbbaba 5 ababb 1 b 7...
output:
2 1 5 4 3 2 1 1 1 1 4 3 2 1 1 1 3 1 1 1 2 1 6 1 1 1 1 1 3 2 1 1 1 1 1 1 1 2 1 3 2 1 3 2 1 7 1 1 1 1 1 1 4 3 2 1 1 1 1 1 1 2 1 3 2 1 3 2 1 2 1 2 1 1 1 2 1 2 1 1 5 4 3 2 1 1 1 1 3 2 1 1 4 3 2 1 1 7 6 5 4 3 2 1 1 1 1 4 3 2 1 4 3 2 1 1 1 7 6 5 4 3 2 1 1 1 1 2 1 5 4 3 2 1 1 1 4 3 2 1 1 1 7 6 5 4 3 2 1 1 ...
result:
wrong answer 1st numbers differ - expected: '7', found: '2'