답안 #116088

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
116088 2019-06-10T12:57:36 Z tjd229 Martian DNA (IOI16_dna) C++14
100 / 100
15 ms 404 KB
#include "dna.h"

#include <cstdlib>
#define reg register
std::string make_str(int len, char c) {
	std::string s = "";
	for (reg int i = 0; i < len; ++i) s += c;
	return s;
}
std::string analyse(int n, int t) {
	int cnt = 0;
	int l = 1, r = n;
	while (l <= r) {
		int m = (l + r) >> 1;
		if(make_test(make_str(m,'0'))) cnt=m,l=m+1;
		else r=m-1;
	}
	if (!cnt) return make_str(n,'1');
	std::string s = make_str(cnt, '0');
	int stk = cnt;
	while (s.size()<n && stk<=cnt) {//len<n && stk
		if (make_test(s + '1')) s += '1',stk=0;
		else s += '0',++stk;
	}
	if (s.size() == n && make_test(s)) return s;
	int bnd = s.size() - stk;
	std::string sub = "";
	for (reg int i = 0; i < bnd; ++i) sub += s[i];
	l = 0, r = stk - 1; cnt = 0;
	while (l <= r) {
		int m = (l + r) >> 1;
		if (make_test(sub + make_str(m, '0'))) cnt=m,l = m + 1;
		else r = m - 1;
	}
	s = sub + make_str(cnt,'0');
	while (s.size() < n) {
		s = '1' + s;
		if (!make_test(s)) s[0] = '0';
	}
	return s;
}                       

Compilation message

dna.cpp: In function 'std::__cxx11::string analyse(int, int)':
dna.cpp:21:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  while (s.size()<n && stk<=cnt) {//len<n && stk
         ~~~~~~~~^~
dna.cpp:25:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (s.size() == n && make_test(s)) return s;
      ~~~~~~~~~^~~~
dna.cpp:36:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  while (s.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 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 256 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 256 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 256 KB Output is correct
21 Correct 2 ms 256 KB Output is correct
22 Correct 2 ms 256 KB Output is correct
23 Correct 2 ms 256 KB Output is correct
24 Correct 2 ms 384 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 284 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 3 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 2 ms 256 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 404 KB Output is correct
21 Correct 2 ms 356 KB Output is correct
22 Correct 2 ms 384 KB Output is correct
23 Correct 2 ms 384 KB Output is correct
24 Correct 2 ms 384 KB Output is correct
25 Correct 2 ms 256 KB Output is correct
26 Correct 2 ms 256 KB Output is correct
27 Correct 2 ms 256 KB Output is correct
28 Correct 2 ms 256 KB Output is correct
29 Correct 2 ms 256 KB Output is correct
30 Correct 2 ms 384 KB Output is correct
31 Correct 3 ms 356 KB Output is correct
32 Correct 3 ms 256 KB Output is correct
33 Correct 2 ms 256 KB Output is correct
34 Correct 2 ms 256 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 256 KB Output is correct
20 Correct 2 ms 384 KB Output is correct
21 Correct 2 ms 256 KB Output is correct
22 Correct 10 ms 384 KB Output is correct
23 Correct 11 ms 384 KB Output is correct
24 Correct 11 ms 384 KB Output is correct
25 Correct 15 ms 384 KB Output is correct
26 Correct 14 ms 384 KB Output is correct
27 Correct 8 ms 384 KB Output is correct
28 Correct 8 ms 384 KB Output is correct
29 Correct 2 ms 384 KB Output is correct
30 Correct 2 ms 384 KB Output is correct
31 Correct 7 ms 384 KB Output is correct
32 Correct 3 ms 384 KB Output is correct
33 Correct 10 ms 384 KB Output is correct
34 Correct 10 ms 384 KB Output is correct
35 Correct 9 ms 384 KB Output is correct
36 Correct 9 ms 384 KB Output is correct
37 Correct 8 ms 384 KB Output is correct
38 Correct 6 ms 384 KB Output is correct
39 Correct 7 ms 384 KB Output is correct