Submission #923534

#	Time	Username	Problem	Language	Result	Execution time	Memory
923534		alexander707070	Chameleon's Love (JOI20_chameleon)	C++14	0 / 100	1 ms	596 KiB

chameleon

#include <bits/stdc++.h>
#include "chameleon.h"
#define MAXN 1007

using namespace std;

namespace {

int n;
vector<int> to[MAXN];

}  // namespace

void Solve(int N) {
    n=N;
    for(int i=1;i<=2*n;i++){
        for(int f=i+1;f<=2*n;f++){
            if(Query({i,f})==1){
                to[i].push_back(f);
                to[f].push_back(i);
            }
        }
    }

    for(int i=1;i<=2*n;i++){
        int br=0;
        for(int f=0;f<to[i].size();f++){
            for(int k:to[to[i][f]]){
                if(k==i)br++;
            }
        }
        if(br>1)cout<<1/0;
    }
}

Compilation message (stderr)

chameleon.cpp: In function 'void Solve(int)':
chameleon.cpp:27:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |         for(int f=0;f<to[i].size();f++){
      |                     ~^~~~~~~~~~~~~
chameleon.cpp:32:24: warning: division by zero [-Wdiv-by-zero]
   32 |         if(br>1)cout<<1/0;
      |                       ~^~

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