Submission #410850

#	Time	Username	Problem	Language	Result	Execution time	Memory
410850		nichke	Hidden Sequence (info1cup18_hidden)	C++14	10 / 100	402 ms	328 KiB

hidden

#include <bits/stdc++.h>
#include <grader.h>
using namespace std;

vector<int> vv;

bool isSubsequence(vector<int> vi);

vector<int> findSequence(int N) {
	vector<int> v;
	for (int i = 0; i < N; i++) {
		for (int j = 0; j <= v.size(); j++) {
			vv = v;
			vv.insert(vv.begin() + j, 0);
			if (isSubsequence(vv)) {
				v = vv;
				break;
			}
			vv = v;
			vv.insert(vv.begin() + j, 1);
			if (isSubsequence(vv)) {
				v = vv;
				break;
			}
		}
	}
	return v;
}

Compilation message (stderr)

hidden.cpp: In function 'std::vector<int> findSequence(int)':
hidden.cpp:12:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |   for (int j = 0; j <= v.size(); j++) {
      |                   ~~^~~~~~~~~~~
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