답안 #60274

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
60274 2018-07-23T23:42:49 Z kingpig9 Martian DNA (IOI16_dna) C++11
100 / 100
22 ms 760 KB
#include <bits/stdc++.h>
#include "dna.h"

using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

#define debug(...) fprintf(stderr, __VA_ARGS__)
#define fi first
#define se second
#define all(v) (v).begin(), (v).end()
#define fillchar(a, s) memset((a), (s), sizeof(a))

string analyse (int n, int t) {
	//find zeroes max
	int lo = 0, hi = n + 1;
	while (hi - lo > 1) {
		int mid = (lo + hi) / 2;
		if (make_test(string(mid, '0'))) {
			lo = mid;
		} else {
			hi = mid;
		}
	}

	if (lo == n) {
		return string(n, '0');
	}
	if (lo == 0) {
		return string(n, '1');
	}

	int mxzero = lo;
	string ans(mxzero, '0');
	for (int i = 0; i < n - mxzero; i++) {
		if (make_test(ans + '1')) {
			ans += '1';
		} else {
			int end0 = 0;
			for (int j = ans.size() - 1; j >= 0; j--) {
				if (ans[j] != '0') {
					break;
				}
				end0++;
			}

			if (end0 > mxzero) {
				break;
			}
			ans += '0';
		}
	}

	lo = mxzero;
	hi = ans.size() + 1;
	while (hi - lo > 1) {
		int mid = (lo + hi) / 2;
		if (make_test(ans.substr(0, mid))) {
			lo = mid;
		} else {
			hi = mid;
		}
	}

	ans = ans.substr(0, lo);
	while (ans.size() < n) {
		if (make_test('1' + ans)) {
			ans = '1' + ans;
		} else {
			ans = '0' + ans;
		}
	}
	return ans;
}

Compilation message

dna.cpp: In function 'std::__cxx11::string analyse(int, int)':
dna.cpp:67:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  while (ans.size() < n) {
         ~~~~~~~~~~~^~~
grader.cpp: In function 'bool make_test(std::__cxx11::string)':
grader.cpp:14:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < p.size(); i++) {
                  ~~^~~~~~~~~~
grader.cpp:23:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 1; i <= ss.size(); i++) {
                  ~~^~~~~~~~~~~~
grader.cpp:28:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (pr[i] == p.size()) {
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 3 ms 564 KB Output is correct
4 Correct 2 ms 564 KB Output is correct
5 Correct 3 ms 564 KB Output is correct
6 Correct 2 ms 564 KB Output is correct
7 Correct 3 ms 564 KB Output is correct
8 Correct 2 ms 564 KB Output is correct
9 Correct 2 ms 564 KB Output is correct
10 Correct 2 ms 564 KB Output is correct
11 Correct 2 ms 564 KB Output is correct
12 Correct 9 ms 564 KB Output is correct
13 Correct 3 ms 564 KB Output is correct
14 Correct 2 ms 564 KB Output is correct
15 Correct 2 ms 588 KB Output is correct
16 Correct 2 ms 620 KB Output is correct
17 Correct 2 ms 620 KB Output is correct
18 Correct 3 ms 620 KB Output is correct
19 Correct 3 ms 620 KB Output is correct
20 Correct 3 ms 620 KB Output is correct
21 Correct 3 ms 636 KB Output is correct
22 Correct 3 ms 636 KB Output is correct
23 Correct 3 ms 636 KB Output is correct
24 Correct 4 ms 636 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 636 KB Output is correct
2 Correct 3 ms 636 KB Output is correct
3 Correct 3 ms 636 KB Output is correct
4 Correct 3 ms 636 KB Output is correct
5 Correct 3 ms 636 KB Output is correct
6 Correct 2 ms 636 KB Output is correct
7 Correct 3 ms 636 KB Output is correct
8 Correct 2 ms 636 KB Output is correct
9 Correct 2 ms 636 KB Output is correct
10 Correct 3 ms 636 KB Output is correct
11 Correct 3 ms 636 KB Output is correct
12 Correct 2 ms 636 KB Output is correct
13 Correct 3 ms 636 KB Output is correct
14 Correct 2 ms 636 KB Output is correct
15 Correct 3 ms 636 KB Output is correct
16 Correct 3 ms 636 KB Output is correct
17 Correct 2 ms 636 KB Output is correct
18 Correct 3 ms 636 KB Output is correct
19 Correct 3 ms 636 KB Output is correct
20 Correct 3 ms 636 KB Output is correct
21 Correct 4 ms 636 KB Output is correct
22 Correct 4 ms 636 KB Output is correct
23 Correct 4 ms 636 KB Output is correct
24 Correct 3 ms 636 KB Output is correct
25 Correct 3 ms 636 KB Output is correct
26 Correct 2 ms 636 KB Output is correct
27 Correct 3 ms 636 KB Output is correct
28 Correct 3 ms 636 KB Output is correct
29 Correct 3 ms 636 KB Output is correct
30 Correct 3 ms 636 KB Output is correct
31 Correct 2 ms 636 KB Output is correct
32 Correct 3 ms 636 KB Output is correct
33 Correct 3 ms 636 KB Output is correct
34 Correct 3 ms 636 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 636 KB Output is correct
2 Correct 3 ms 636 KB Output is correct
3 Correct 2 ms 636 KB Output is correct
4 Correct 2 ms 636 KB Output is correct
5 Correct 3 ms 636 KB Output is correct
6 Correct 2 ms 636 KB Output is correct
7 Correct 2 ms 636 KB Output is correct
8 Correct 2 ms 636 KB Output is correct
9 Correct 3 ms 636 KB Output is correct
10 Correct 2 ms 636 KB Output is correct
11 Correct 3 ms 636 KB Output is correct
12 Correct 3 ms 636 KB Output is correct
13 Correct 3 ms 636 KB Output is correct
14 Correct 3 ms 636 KB Output is correct
15 Correct 3 ms 636 KB Output is correct
16 Correct 3 ms 636 KB Output is correct
17 Correct 3 ms 636 KB Output is correct
18 Correct 3 ms 636 KB Output is correct
19 Correct 3 ms 636 KB Output is correct
20 Correct 3 ms 636 KB Output is correct
21 Correct 2 ms 636 KB Output is correct
22 Correct 18 ms 636 KB Output is correct
23 Correct 18 ms 636 KB Output is correct
24 Correct 16 ms 636 KB Output is correct
25 Correct 19 ms 636 KB Output is correct
26 Correct 22 ms 636 KB Output is correct
27 Correct 12 ms 636 KB Output is correct
28 Correct 11 ms 636 KB Output is correct
29 Correct 3 ms 640 KB Output is correct
30 Correct 2 ms 640 KB Output is correct
31 Correct 9 ms 640 KB Output is correct
32 Correct 2 ms 640 KB Output is correct
33 Correct 12 ms 640 KB Output is correct
34 Correct 13 ms 640 KB Output is correct
35 Correct 12 ms 640 KB Output is correct
36 Correct 12 ms 640 KB Output is correct
37 Correct 11 ms 760 KB Output is correct
38 Correct 7 ms 760 KB Output is correct
39 Correct 7 ms 760 KB Output is correct