답안 #796230

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
796230	2023-07-28T08:14:19 Z	tch1cherin	세 명의 친구들 (BOI14_friends)	C++17	100 / 100	52 ms	10860 KB

friends

#include <bits/stdc++.h>
using namespace std;

int main() {
  int n;
  string U;
  cin >> n >> U;
  string A;
  int g = 0;
  for (auto S : {U.substr(0, n / 2), U.substr((n + 1) / 2, n / 2)}) {
    string T = S + S;
    int lcp = 0, lcs = 0;
    while (lcp < n - 1 && U[lcp] == T[lcp]) ++lcp;
    while (lcs < n - 1 && U[n - 1 - lcs] == T[n - 2 - lcs]) ++lcs;
    if (lcp + lcs >= n - 1) A = S, g++;
    if (U.substr(0, n / 2) == U.substr((n + 1) / 2, n / 2)) break;
  }
  cout << (g == 0 || !(n % 2) ? "NOT POSSIBLE" : (g == 1 ? A : "NOT UNIQUE"));
}

Subtask #1

35.0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	1 ms	300 KB	Output is correct
10	Correct	0 ms	300 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	0 ms	212 KB	Output is correct
19	Correct	1 ms	296 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Correct	0 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	0 ms	212 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct
27	Correct	1 ms	300 KB	Output is correct
28	Correct	0 ms	212 KB	Output is correct
29	Correct	0 ms	212 KB	Output is correct
30	Correct	1 ms	212 KB	Output is correct
31	Correct	1 ms	212 KB	Output is correct
32	Correct	1 ms	212 KB	Output is correct
33	Correct	1 ms	212 KB	Output is correct
34	Correct	1 ms	212 KB	Output is correct
35	Correct	1 ms	212 KB	Output is correct
36	Correct	1 ms	212 KB	Output is correct
37	Correct	0 ms	212 KB	Output is correct
38	Correct	0 ms	296 KB	Output is correct
39	Correct	1 ms	212 KB	Output is correct
40	Correct	0 ms	300 KB	Output is correct
41	Correct	0 ms	212 KB	Output is correct
42	Correct	0 ms	212 KB	Output is correct
43	Correct	0 ms	212 KB	Output is correct
44	Correct	0 ms	300 KB	Output is correct
45	Correct	1 ms	212 KB	Output is correct
46	Correct	1 ms	304 KB	Output is correct
47	Correct	1 ms	212 KB	Output is correct
48	Correct	1 ms	300 KB	Output is correct
49	Correct	1 ms	212 KB	Output is correct
50	Correct	1 ms	212 KB	Output is correct
51	Correct	1 ms	212 KB	Output is correct
52	Correct	1 ms	212 KB	Output is correct
53	Correct	1 ms	296 KB	Output is correct
54	Correct	0 ms	212 KB	Output is correct

Subtask #2

65.0 / 65.0

#	결과	실행 시간	메모리	Grader output
1	Correct	36 ms	9980 KB	Output is correct
2	Correct	33 ms	10016 KB	Output is correct
3	Correct	34 ms	9980 KB	Output is correct
4	Correct	52 ms	10020 KB	Output is correct
5	Correct	36 ms	10080 KB	Output is correct
6	Correct	31 ms	10004 KB	Output is correct
7	Correct	32 ms	10032 KB	Output is correct
8	Correct	47 ms	10840 KB	Output is correct
9	Correct	34 ms	10860 KB	Output is correct
10	Correct	32 ms	10796 KB	Output is correct
11	Correct	28 ms	9228 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	0 ms	212 KB	Output is correct
24	Correct	1 ms	296 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	1 ms	304 KB	Output is correct
27	Correct	1 ms	212 KB	Output is correct
28	Correct	0 ms	300 KB	Output is correct
29	Correct	0 ms	212 KB	Output is correct
30	Correct	1 ms	296 KB	Output is correct
31	Correct	1 ms	212 KB	Output is correct
32	Correct	0 ms	212 KB	Output is correct
33	Correct	1 ms	212 KB	Output is correct
34	Correct	0 ms	212 KB	Output is correct
35	Correct	0 ms	296 KB	Output is correct
36	Correct	1 ms	304 KB	Output is correct
37	Correct	0 ms	300 KB	Output is correct
38	Correct	1 ms	212 KB	Output is correct
39	Correct	1 ms	256 KB	Output is correct
40	Correct	1 ms	212 KB	Output is correct
41	Correct	1 ms	212 KB	Output is correct
42	Correct	1 ms	212 KB	Output is correct
43	Correct	1 ms	212 KB	Output is correct
44	Correct	1 ms	212 KB	Output is correct
45	Correct	1 ms	212 KB	Output is correct
46	Correct	0 ms	212 KB	Output is correct
47	Correct	0 ms	296 KB	Output is correct
48	Correct	1 ms	296 KB	Output is correct
49	Correct	0 ms	212 KB	Output is correct
50	Correct	0 ms	212 KB	Output is correct
51	Correct	1 ms	212 KB	Output is correct
52	Correct	0 ms	212 KB	Output is correct
53	Correct	0 ms	212 KB	Output is correct
54	Correct	1 ms	212 KB	Output is correct