Submission #935089

#	Time	Username	Problem	Language	Result	Execution time	Memory
935089		1075508020060209tc	Chameleon's Love (JOI20_chameleon)	C++14	0 / 100	1 ms	352 KiB

chameleon

#include "chameleon.h"
#include <vector>
#include<bits/stdc++.h>
using namespace std;

int n;
int ok(int l,int mi){
if(mi==n+n+1){return 1;}
vector<int>vc;
for(int i=l;i<=mi;i++){
    vc.push_back(i);
}
if(Query(vc)<vc.size()){return 1;}
return 0;
}

void Solve(int N) {
n=N;
vector<int>ans(N*2+1);
for(int i=1;i<=N*2;i++){
    int l=i;int r=N*2+1;
    while(l<r){
        int mi=l+(r-l)/2;
        if(ok(i,mi)){
            r=mi;
        }else{
            l=mi+1;
        }
    }
    ans[i]=l;
}
for(int i=1;i<=n*2;i++){
    if(ans[i]<=n*2){
        Answer(i,ans[i]);
    }
}



}

Compilation message (stderr)

chameleon.cpp: In function 'int ok(int, int)':
chameleon.cpp:13:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   13 | if(Query(vc)<vc.size()){return 1;}
      |    ~~~~~~~~~^~~~~~~~~~

• Subtask 1: 0 / 4
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 36