답안 #406397

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
406397 2021-05-17T14:22:54 Z Alma Martian DNA (IOI16_dna) C++17
0 / 100
1000 ms 320 KB
#include <bits/stdc++.h>
#include "dna.h"
using namespace std;

string analyse(int n, int t) {
    string z = "", o = "", s;
    for (int i = 0; i < n; i++) {
        z += '0'; o += '1';
    }
    if (!make_test("0")) return o;

    int lo = 0, mid, res = 0, hi = n;
    while (lo <= hi) {
        mid = (lo+hi) / 2;
        s = z.substr(0, mid);
        if (make_test(s)) {
            res = mid;
            lo = mid-1;
        } else {
            hi = mid+1;
        }
    }

    int l = 0, r = 0;
    string p = "";
    while ((int)p.size() < n) {
        if (r < res && make_test(p + '0')) {
            p += '0'; r++;
        } else {
            p += '1'; r = 0;
        }
        if (l < res && make_test('0' + p)) {
            p = '0' + p; l++;
        } else {
            p = '1' + p; l = 0;
        }

        if (!make_test(p)) {
            int m = (int)p.size();
            if (make_test(p.substr(1, m-1))) {
                p = p.substr(1, m-1);
                while (true) {
                    if ((int)p.size() == n) return p;
                    if (r < res && make_test(p + '0')) {
                        p += '0'; r++;
                    } else {
                        p += '1'; r = 0;
                    }
                }
            } else {
                p = p.substr(0, m-1);
                while (true) {
                    if ((int)p.size() == n) return p;
                    if (l < res && make_test('0' + p)) {
                        p = '0' + p; l++;
                    } else {
                        p = '1' + p; l = 0;
                    }
                }
            }
        }
    } return p;
}

Compilation message

grader.cpp: In function 'bool make_test(std::string)':
grader.cpp:14:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |  for (int i = 0; i < p.size(); i++) {
      |                  ~~^~~~~~~~~~
grader.cpp:23:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |  for (int i = 1; i <= ss.size(); i++) {
      |                  ~~^~~~~~~~~~~~
grader.cpp:28:13: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |   if (pr[i] == p.size()) {
# 결과 실행 시간 메모리 Grader output
1 Execution timed out 1084 ms 204 KB Time limit exceeded
2 Correct 1 ms 204 KB Output is correct
3 Execution timed out 1084 ms 204 KB Time limit exceeded
4 Execution timed out 1079 ms 204 KB Time limit exceeded
5 Execution timed out 1092 ms 204 KB Time limit exceeded
6 Correct 1 ms 204 KB Output is correct
7 Execution timed out 1092 ms 204 KB Time limit exceeded
8 Execution timed out 1098 ms 204 KB Time limit exceeded
9 Execution timed out 1091 ms 204 KB Time limit exceeded
10 Execution timed out 1090 ms 204 KB Time limit exceeded
11 Execution timed out 1099 ms 204 KB Time limit exceeded
12 Execution timed out 1097 ms 204 KB Time limit exceeded
13 Execution timed out 1096 ms 204 KB Time limit exceeded
14 Execution timed out 1100 ms 204 KB Time limit exceeded
15 Correct 1 ms 204 KB Output is correct
16 Execution timed out 1097 ms 204 KB Time limit exceeded
17 Execution timed out 1099 ms 204 KB Time limit exceeded
18 Execution timed out 1090 ms 204 KB Time limit exceeded
19 Execution timed out 1099 ms 204 KB Time limit exceeded
20 Execution timed out 1098 ms 204 KB Time limit exceeded
21 Execution timed out 1078 ms 204 KB Time limit exceeded
22 Execution timed out 1097 ms 204 KB Time limit exceeded
23 Execution timed out 1087 ms 204 KB Time limit exceeded
24 Execution timed out 1091 ms 204 KB Time limit exceeded
# 결과 실행 시간 메모리 Grader output
1 Execution timed out 1080 ms 204 KB Time limit exceeded
2 Correct 1 ms 204 KB Output is correct
3 Execution timed out 1094 ms 204 KB Time limit exceeded
4 Execution timed out 1098 ms 204 KB Time limit exceeded
5 Execution timed out 1088 ms 204 KB Time limit exceeded
6 Correct 1 ms 204 KB Output is correct
7 Execution timed out 1090 ms 204 KB Time limit exceeded
8 Correct 1 ms 320 KB Output is correct
9 Execution timed out 1092 ms 204 KB Time limit exceeded
10 Execution timed out 1087 ms 204 KB Time limit exceeded
11 Execution timed out 1095 ms 204 KB Time limit exceeded
12 Execution timed out 1091 ms 204 KB Time limit exceeded
13 Execution timed out 1097 ms 204 KB Time limit exceeded
14 Execution timed out 1062 ms 204 KB Time limit exceeded
15 Execution timed out 1086 ms 204 KB Time limit exceeded
16 Execution timed out 1086 ms 204 KB Time limit exceeded
17 Execution timed out 1092 ms 204 KB Time limit exceeded
18 Execution timed out 1086 ms 220 KB Time limit exceeded
19 Execution timed out 1095 ms 204 KB Time limit exceeded
20 Execution timed out 1088 ms 204 KB Time limit exceeded
21 Execution timed out 1100 ms 204 KB Time limit exceeded
22 Execution timed out 1089 ms 204 KB Time limit exceeded
23 Execution timed out 1092 ms 204 KB Time limit exceeded
24 Execution timed out 1096 ms 204 KB Time limit exceeded
25 Correct 1 ms 204 KB Output is correct
26 Execution timed out 1092 ms 204 KB Time limit exceeded
27 Execution timed out 1090 ms 204 KB Time limit exceeded
28 Execution timed out 1089 ms 204 KB Time limit exceeded
29 Execution timed out 1082 ms 204 KB Time limit exceeded
30 Execution timed out 1088 ms 204 KB Time limit exceeded
31 Execution timed out 1089 ms 204 KB Time limit exceeded
32 Execution timed out 1093 ms 204 KB Time limit exceeded
33 Execution timed out 1094 ms 204 KB Time limit exceeded
34 Execution timed out 1089 ms 204 KB Time limit exceeded
# 결과 실행 시간 메모리 Grader output
1 Execution timed out 1080 ms 204 KB Time limit exceeded
2 Correct 1 ms 204 KB Output is correct
3 Execution timed out 1090 ms 204 KB Time limit exceeded
4 Execution timed out 1097 ms 204 KB Time limit exceeded
5 Execution timed out 1096 ms 204 KB Time limit exceeded
6 Correct 1 ms 204 KB Output is correct
7 Execution timed out 1067 ms 204 KB Time limit exceeded
8 Correct 1 ms 204 KB Output is correct
9 Execution timed out 1077 ms 204 KB Time limit exceeded
10 Execution timed out 1082 ms 204 KB Time limit exceeded
11 Execution timed out 1087 ms 204 KB Time limit exceeded
12 Execution timed out 1049 ms 204 KB Time limit exceeded
13 Execution timed out 1090 ms 204 KB Time limit exceeded
14 Execution timed out 1045 ms 204 KB Time limit exceeded
15 Execution timed out 1091 ms 204 KB Time limit exceeded
16 Execution timed out 1093 ms 204 KB Time limit exceeded
17 Execution timed out 1092 ms 204 KB Time limit exceeded
18 Execution timed out 1087 ms 204 KB Time limit exceeded
19 Execution timed out 1094 ms 204 KB Time limit exceeded
20 Execution timed out 1092 ms 204 KB Time limit exceeded
21 Execution timed out 1092 ms 204 KB Time limit exceeded
22 Execution timed out 1095 ms 204 KB Time limit exceeded
23 Execution timed out 1088 ms 204 KB Time limit exceeded
24 Execution timed out 1090 ms 204 KB Time limit exceeded
25 Execution timed out 1086 ms 204 KB Time limit exceeded
26 Execution timed out 1078 ms 204 KB Time limit exceeded
27 Execution timed out 1092 ms 204 KB Time limit exceeded
28 Execution timed out 1059 ms 204 KB Time limit exceeded
29 Execution timed out 1081 ms 204 KB Time limit exceeded
30 Correct 2 ms 204 KB Output is correct
31 Execution timed out 1091 ms 292 KB Time limit exceeded
32 Execution timed out 1089 ms 204 KB Time limit exceeded
33 Execution timed out 1069 ms 204 KB Time limit exceeded
34 Execution timed out 1088 ms 288 KB Time limit exceeded
35 Execution timed out 1088 ms 304 KB Time limit exceeded
36 Execution timed out 1086 ms 204 KB Time limit exceeded
37 Execution timed out 1090 ms 204 KB Time limit exceeded
38 Execution timed out 1099 ms 204 KB Time limit exceeded
39 Execution timed out 1094 ms 204 KB Time limit exceeded