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Submission #34488

# Submission time Handle Problem Language Result Execution time Memory
34488 2017-11-11T18:15:50 Z top34051 Martian DNA (IOI16_dna) C++14
36 / 100
 16 ms 2652 KB 
#include "dna.h"
#include <bits/stdc++.h>
using namespace std;

string s;
map<string,int> mp;

bool ask() {
    if(mp.find(s)!=mp.end()) return mp[s];
    return mp[s] = make_test(s);
}

string analyse(int n, int t) {
    int cnt = 0, sq = sqrt(n), bad = 0;
    while(s.size()!=n) {
        s = s + '0';
        if(!ask()) s[s.size()-1] = '1';
        cnt++;
        if(cnt%sq==0) {
            while(!ask()) s.erase(s.size()-1,1), bad = 1;
            if(bad) break;
        }
    }
    while(!ask()) s.erase(s.size()-1,1);
    while(s.size()!=n) {
        s = '0' + s;
        if(!ask()) s[0] = '1';
    }
    return s;
}

Compilation message

dna.cpp: In function 'bool ask()':
dna.cpp:10:31: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
     return mp[s] = make_test(s);
                               ^
dna.cpp: In function 'std::__cxx11::string analyse(int, int)':
dna.cpp:15:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while(s.size()!=n) {
                   ^
dna.cpp:25:19: 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()) {
             ^

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2036 KB Output is correct
2 Correct 0 ms 2036 KB Output is correct
3 Correct 0 ms 2036 KB Output is correct
4 Correct 0 ms 2036 KB Output is correct
5 Correct 0 ms 2036 KB Output is correct
6 Correct 0 ms 2036 KB Output is correct
7 Correct 0 ms 2036 KB Output is correct
8 Correct 0 ms 2036 KB Output is correct
9 Correct 0 ms 2036 KB Output is correct
10 Correct 0 ms 2036 KB Output is correct
11 Correct 0 ms 2036 KB Output is correct
12 Correct 0 ms 2036 KB Output is correct
13 Correct 0 ms 2036 KB Output is correct
14 Correct 0 ms 2036 KB Output is correct
15 Correct 0 ms 2036 KB Output is correct
16 Correct 0 ms 2036 KB Output is correct
17 Correct 0 ms 2036 KB Output is correct
18 Correct 0 ms 2036 KB Output is correct
19 Correct 0 ms 2036 KB Output is correct
20 Correct 0 ms 2036 KB Output is correct
21 Correct 0 ms 2036 KB Output is correct
22 Correct 0 ms 2036 KB Output is correct
23 Correct 0 ms 2036 KB Output is correct
24 Correct 0 ms 2036 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2036 KB Output is correct
2 Correct 0 ms 2036 KB Output is correct
3 Correct 0 ms 2036 KB Output is correct
4 Correct 0 ms 2036 KB Output is correct
5 Correct 0 ms 2036 KB Output is correct
6 Correct 0 ms 2036 KB Output is correct
7 Correct 0 ms 2036 KB Output is correct
8 Correct 0 ms 2036 KB Output is correct
9 Correct 0 ms 2036 KB Output is correct
10 Correct 0 ms 2036 KB Output is correct
11 Correct 0 ms 2036 KB Output is correct
12 Correct 0 ms 2036 KB Output is correct
13 Correct 0 ms 2036 KB Output is correct
14 Correct 0 ms 2036 KB Output is correct
15 Correct 0 ms 2036 KB Output is correct
16 Correct 0 ms 2036 KB Output is correct
17 Correct 0 ms 2036 KB Output is correct
18 Correct 0 ms 2036 KB Output is correct
19 Correct 0 ms 2036 KB Output is correct
20 Correct 0 ms 2036 KB Output is correct
21 Correct 0 ms 2036 KB Output is correct
22 Correct 0 ms 2036 KB Output is correct
23 Correct 0 ms 2036 KB Output is correct
24 Correct 0 ms 2036 KB Output is correct
25 Correct 0 ms 2036 KB Output is correct
26 Correct 0 ms 2036 KB Output is correct
27 Correct 0 ms 2036 KB Output is correct
28 Correct 0 ms 2036 KB Output is correct
29 Correct 0 ms 2036 KB Output is correct
30 Correct 0 ms 2036 KB Output is correct
31 Correct 0 ms 2036 KB Output is correct
32 Correct 0 ms 2036 KB Output is correct
33 Correct 0 ms 2036 KB Output is correct
34 Correct 0 ms 2036 KB Output is correct

Subtask #3
0 / 64.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2036 KB Output is correct
2 Correct 0 ms 2036 KB Output is correct
3 Correct 0 ms 2036 KB Output is correct
4 Correct 0 ms 2036 KB Output is correct
5 Correct 0 ms 2036 KB Output is correct
6 Correct 0 ms 2036 KB Output is correct
7 Correct 0 ms 2036 KB Output is correct
8 Correct 0 ms 2036 KB Output is correct
9 Correct 0 ms 2036 KB Output is correct
10 Correct 0 ms 2036 KB Output is correct
11 Correct 0 ms 2036 KB Output is correct
12 Correct 0 ms 2036 KB Output is correct
13 Correct 0 ms 2036 KB Output is correct
14 Correct 0 ms 2036 KB Output is correct
15 Correct 0 ms 2036 KB Output is correct
16 Correct 0 ms 2036 KB Output is correct
17 Correct 0 ms 2036 KB Output is correct
18 Correct 0 ms 2036 KB Output is correct
19 Correct 0 ms 2036 KB Output is correct
20 Correct 0 ms 2036 KB Output is correct
21 Correct 0 ms 2036 KB Output is correct
22 Correct 9 ms 2652 KB Output is correct
23 Incorrect 13 ms 2652 KB Too many tests
24 Incorrect 16 ms 2648 KB Too many tests
25 Incorrect 16 ms 2648 KB Too many tests
26 Correct 16 ms 2648 KB Output is correct
27 Correct 9 ms 2648 KB Output is correct
28 Correct 9 ms 2648 KB Output is correct
29 Correct 6 ms 2648 KB Output is correct
30 Incorrect 9 ms 2648 KB Too many tests
31 Incorrect 9 ms 2648 KB Too many tests
32 Correct 6 ms 2648 KB Output is correct
33 Incorrect 9 ms 2648 KB Too many tests
34 Correct 9 ms 2648 KB Output is correct
35 Incorrect 9 ms 2644 KB Too many tests
36 Incorrect 9 ms 2648 KB Too many tests
37 Incorrect 9 ms 2648 KB Too many tests
38 Correct 9 ms 2652 KB Output is correct
39 Incorrect 9 ms 2648 KB Too many tests