Submission #923363

#	Time	Username	Problem	Language	Result	Execution time	Memory
923363		vjudge1	Hidden Sequence (info1cup18_hidden)	C++11	10 / 100	4 ms	688 KiB

hidden

#include "grader.h"
using namespace std;
vector<int>findSequence(int n){
    vector<int>t;
    while(isSubsequence(t)){
        t.push_back(t.size()%2);
    }
    if(t.empty()){
return {};
    }
    t.pop_back();
    t.insert(t.begin(),1);
    if(!isSubsequence(t)){
    if(t.empty()){
return {};
    }
        t.erase(t.begin());
    }
    vector<int>ans;
    for(int i=0;i<t.size();i++){
        vector<int>r=t;
        int cnt=0;
        while(isSubsequence(r)){
            r.insert(r.begin()+i,t[i]);
            cnt++;
        }
        for(int j=1;j<=cnt;j++){
            ans.push_back(t[i]);
        }
    }
    return ans;
}

Compilation message (stderr)

hidden.cpp: In function 'std::vector<int> findSequence(int)':
hidden.cpp:20:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |     for(int i=0;i<t.size();i++){
      |                 ~^~~~~~~~~
grader.cpp: In function 'int main()':
grader.cpp:28:26: warning: format '%d' expects argument of type 'int', but argument 3 has type 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wformat=]
   28 |     fprintf (fifo_out, "%d\n", ans.size ());
      |                         ~^     ~~~~~~~~~~~
      |                          |              |
      |                          int            std::vector<int>::size_type {aka long unsigned int}
      |                         %ld
grader.cpp:29:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |     for (int i=0; i<ans.size () && i < N; i++)
      |                   ~^~~~~~~~~~~~

• Subtask 1: 10 / 20
• Subtask 2: 0 / 80