Submission #187340

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
187340	2020-01-12T19:06:23 Z	Blagojce	Martian DNA (IOI16_dna)	C++11	0 / 100	16 ms	504 KB

dna

#include <bits/stdc++.h>
#define fr(i, n, m) for(int i = (n); i <(m); i ++)
#define pb push_back
#define st frist
#define nd second
#define pq priority_queue
#define all(x) begin(x),end(x)

using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
ll const inf = 1e9;
ll const mod = 1e9 + 7;
ld const eps = 1e-9;
#include "dna.h"

mt19937 mt_rand(time(NULL));
/*
bool make_test(string s){
        return true;
}*/
string analyse(int n, int t){
        string ans = "";
        int res = 0;
        int err = 0;
        while(err < 19 && res < n){
                ans += (char)(mt_rand() % 2 + '0');
                res ++;
                if(make_test(ans)){
                        err = 0;
                }
                else{
                        err ++;
                        if(ans[res - 1] == '0') ans[res - 1] = '1';
                        else ans[res - 1] = '0';
                }
        }
        if(res == n) return ans;

        int l = res - err, r = res - 1;

        while(l <= r){
                int mid = (l + r) / 2;
                if(make_test(ans.substr(0, mid + 1))){
                        res = mid + 1;
                        l = mid + 1;
                }
                else{
                        r = mid - 1;
                }
        }
        ans.resize(res);
        while(res < n){
                if(make_test("0" + ans)){
                        ans = "0" + ans;
                }
                else{
                        ans = "1" + ans;
                }
                res ++;
        }
        return ans;
}/*
int main()
{

    return 0;
}*/

Compilation message

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()) {

Subtask #1

0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	384 KB	Output is correct
2	Correct	0 ms	128 KB	Output is correct
3	Correct	1 ms	376 KB	Output is correct
4	Correct	2 ms	256 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	0 ms	256 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct
8	Incorrect	2 ms	376 KB	Wrong DNA
9	Incorrect	2 ms	248 KB	Wrong DNA
10	Correct	2 ms	252 KB	Output is correct
11	Incorrect	2 ms	256 KB	Wrong DNA
12	Incorrect	2 ms	376 KB	Wrong DNA
13	Correct	2 ms	256 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	256 KB	Output is correct
16	Incorrect	2 ms	256 KB	Wrong DNA
17	Incorrect	2 ms	376 KB	Wrong DNA
18	Correct	2 ms	256 KB	Output is correct
19	Correct	2 ms	256 KB	Output is correct
20	Incorrect	2 ms	256 KB	Wrong DNA
21	Correct	2 ms	376 KB	Output is correct
22	Incorrect	2 ms	376 KB	Wrong DNA
23	Incorrect	2 ms	256 KB	Wrong DNA
24	Incorrect	2 ms	376 KB	Wrong DNA

Subtask #2

0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	384 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Incorrect	2 ms	384 KB	Wrong DNA
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Incorrect	2 ms	256 KB	Wrong DNA
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Incorrect	3 ms	376 KB	Wrong DNA
11	Incorrect	2 ms	256 KB	Wrong DNA
12	Incorrect	2 ms	384 KB	Wrong DNA
13	Incorrect	3 ms	376 KB	Wrong DNA
14	Correct	2 ms	380 KB	Output is correct
15	Correct	2 ms	364 KB	Output is correct
16	Incorrect	0 ms	376 KB	Wrong DNA
17	Correct	2 ms	256 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Incorrect	3 ms	248 KB	Wrong DNA
20	Correct	3 ms	504 KB	Output is correct
21	Correct	2 ms	256 KB	Output is correct
22	Incorrect	2 ms	256 KB	Wrong DNA
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	256 KB	Output is correct
25	Correct	2 ms	256 KB	Output is correct
26	Incorrect	2 ms	256 KB	Wrong DNA
27	Correct	2 ms	256 KB	Output is correct
28	Incorrect	2 ms	256 KB	Wrong DNA
29	Correct	2 ms	256 KB	Output is correct
30	Incorrect	2 ms	256 KB	Wrong DNA
31	Incorrect	2 ms	376 KB	Wrong DNA
32	Incorrect	3 ms	376 KB	Wrong DNA
33	Correct	2 ms	256 KB	Output is correct
34	Incorrect	3 ms	256 KB	Wrong DNA

Subtask #3

0 / 64.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	252 KB	Output is correct
4	Incorrect	2 ms	376 KB	Wrong DNA
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Incorrect	2 ms	376 KB	Wrong DNA
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Incorrect	2 ms	256 KB	Wrong DNA
11	Incorrect	2 ms	376 KB	Wrong DNA
12	Incorrect	2 ms	256 KB	Wrong DNA
13	Incorrect	2 ms	256 KB	Wrong DNA
14	Incorrect	2 ms	376 KB	Wrong DNA
15	Incorrect	2 ms	256 KB	Wrong DNA
16	Incorrect	3 ms	256 KB	Wrong DNA
17	Incorrect	2 ms	256 KB	Wrong DNA
18	Correct	3 ms	256 KB	Output is correct
19	Incorrect	3 ms	256 KB	Wrong DNA
20	Incorrect	3 ms	376 KB	Wrong DNA
21	Incorrect	2 ms	256 KB	Wrong DNA
22	Correct	12 ms	380 KB	Output is correct
23	Incorrect	10 ms	376 KB	Wrong DNA
24	Correct	16 ms	504 KB	Output is correct
25	Incorrect	10 ms	376 KB	Wrong DNA
26	Correct	16 ms	372 KB	Output is correct
27	Correct	9 ms	376 KB	Output is correct
28	Incorrect	8 ms	376 KB	Wrong DNA
29	Correct	10 ms	376 KB	Output is correct
30	Correct	10 ms	360 KB	Output is correct
31	Correct	9 ms	376 KB	Output is correct
32	Incorrect	10 ms	416 KB	Wrong DNA
33	Incorrect	11 ms	376 KB	Wrong DNA
34	Incorrect	11 ms	404 KB	Wrong DNA
35	Correct	10 ms	380 KB	Output is correct
36	Incorrect	11 ms	376 KB	Wrong DNA
37	Correct	11 ms	376 KB	Output is correct
38	Correct	11 ms	376 KB	Output is correct
39	Incorrect	12 ms	376 KB	Wrong DNA