oj.uz

Submission #412228

# Submission time Handle Problem Language Result Execution time Memory
412228 2021-05-26T15:52:25 Z nxteru Martian DNA (IOI16_dna) C++14
100 / 100
 13 ms 408 KB 
#include "dna.h"
#include <bits/stdc++.h>
using namespace std;

string analyse(int n, int t) {
    string ans;
    bool st=false;
    int m=t-(n-ans.size());
    while(n-ans.size()>=m-1){
        if((m-2)*(m-1)/2>=n-ans.size()){
            st=true;
            break;
        }
        m--;
        string p;
        for(int i=0;i<m-1;i++)p+='0';
        if(!make_test(p))break;
        else{
            m+=(p.size()-ans.size());
            ans=p;
        }
    }
    string y;
    if(st)m--;
    while(ans.size()<n){
        if(y.size()==m-1){
            if(st){
                if(make_test(ans+y)){
                    m--;
                    ans+=y;
                    y="";
                    continue;
                }
            }
            for(int i=0;i<m-2;i++){
                if(!make_test(ans+'0'))break;
                ans+='0';
            }
            break;
        }else{
            if(make_test(ans+y+'1')){
                ans=ans+y+'1';
                y="";
            }else y+='0';
        }
    }
    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::string analyse(int, int)':
dna.cpp:9:23: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
    9 |     while(n-ans.size()>=m-1){
      |           ~~~~~~~~~~~~^~~~~
dna.cpp:10:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 |         if((m-2)*(m-1)/2>=n-ans.size()){
      |            ~~~~~~~~~~~~~^~~~~~~~~~~~~~
dna.cpp:25:21: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   25 |     while(ans.size()<n){
      |           ~~~~~~~~~~^~
dna.cpp:26:20: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   26 |         if(y.size()==m-1){
      |            ~~~~~~~~^~~~~
dna.cpp:47:21: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   47 |     while(ans.size()<n){
      |           ~~~~~~~~~~^~
grader.cpp: In function 'bool make_test(std::string)':
grader.cpp:14:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |  for (int i = 0; i < p.size(); i++) {
      |                  ~~^~~~~~~~~~
grader.cpp:23:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |  for (int i = 1; i <= ss.size(); i++) {
      |                  ~~^~~~~~~~~~~~
grader.cpp:28:13: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |   if (pr[i] == p.size()) {

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 1 ms 328 KB Output is correct
25 Correct 1 ms 204 KB Output is correct
26 Correct 1 ms 332 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 204 KB Output is correct
34 Correct 1 ms 332 KB Output is correct

Subtask #3
64.0 / 64.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 332 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 4 ms 332 KB Output is correct
4 Correct 5 ms 360 KB Output is correct
5 Correct 5 ms 332 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 4 ms 332 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 5 ms 332 KB Output is correct
10 Correct 4 ms 332 KB Output is correct
11 Correct 4 ms 336 KB Output is correct
12 Correct 4 ms 332 KB Output is correct
13 Correct 5 ms 332 KB Output is correct
14 Correct 5 ms 368 KB Output is correct
15 Correct 4 ms 332 KB Output is correct
16 Correct 5 ms 332 KB Output is correct
17 Correct 5 ms 332 KB Output is correct
18 Correct 5 ms 332 KB Output is correct
19 Correct 5 ms 332 KB Output is correct
20 Correct 5 ms 332 KB Output is correct
21 Correct 5 ms 332 KB Output is correct
22 Correct 11 ms 332 KB Output is correct
23 Correct 13 ms 356 KB Output is correct
24 Correct 13 ms 388 KB Output is correct
25 Correct 13 ms 332 KB Output is correct
26 Correct 11 ms 332 KB Output is correct
27 Correct 7 ms 332 KB Output is correct
28 Correct 7 ms 332 KB Output is correct
29 Correct 10 ms 344 KB Output is correct
30 Correct 6 ms 332 KB Output is correct
31 Correct 7 ms 408 KB Output is correct
32 Correct 9 ms 320 KB Output is correct
33 Correct 10 ms 340 KB Output is correct
34 Correct 9 ms 332 KB Output is correct
35 Correct 9 ms 404 KB Output is correct
36 Correct 9 ms 332 KB Output is correct
37 Correct 9 ms 408 KB Output is correct
38 Correct 10 ms 392 KB Output is correct
39 Correct 10 ms 312 KB Output is correct