Submission #108849

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
108849	2019-05-02 09:52:21	tictaccat	Library (JOI18_library)	C++14	0 / 100	231 ms	616 KiB

library

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#include <cstdio>
#include <vector>
#include "library.h"
#include <bits/stdc++.h>
using namespace std;
const int MAX = 1000+10;
int N;
vector<pair<int,int>> known;
vector<vector<int>> pairs(MAX+10);
int queries = 0;
bool check(int j, int i) { //does (i->j) contain a not known pair?
    queries++;
    int already = 0;
    for (auto p: known) {
        if (j <= p.first && p.first <= i && j <= p.second && p.second <= i) already++;
    }
    vector<int> M(N,0);
    for (int k = j; k <= i; k++) M[k] = 1;
    return ((i-j+1)-Query(M) != already);
}
void Solve(int Nt)
{
    N = Nt;
    if (N == 1) {
 
 
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Compilation message (stderr)

library.cpp: In function 'void Solve(int)':
library.cpp:60:14: warning: 'end' may be used uninitialized in this function [-Wmaybe-uninitialized]
     found[end] = true;
              ^

• Subtask 1: 0 / 19
• Subtask 2: 0 / 81