| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 116088 |
2019-06-10T12:57:36 Z |
tjd229 |
Martian DNA (IOI16_dna) |
C++14 |
|
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()) {
| # |
Verdict |
Execution time |
Memory |
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 |
| # |
Verdict |
Execution time |
Memory |
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 |
| # |
Verdict |
Execution time |
Memory |
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 |
