Submission #923531

#	Time	Username	Problem	Language	Result	Execution time	Memory
923531		alexander707070	Chameleon's Love (JOI20_chameleon)	C++14	0 / 100	15 ms	600 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++){
        if(to[i].size()==1){
            if(i<to[i][0])Answer(i,to[i][0]);
        }else if(to[i].size()==2){
            for(int f:to[to[i][0]]){
                if(f==i and i<to[i][0])Answer(i,to[i][0]);
            }
            for(int f:to[to[i][1]]){
                if(f==i and i<to[i][1])Answer(i,to[i][1]);
            }
        }else{
            cout<<1/0;
        }
    }
}

Compilation message (stderr)

chameleon.cpp: In function 'void Solve(int)':
chameleon.cpp:36:20: warning: division by zero [-Wdiv-by-zero]
   36 |             cout<<1/0;
      |                   ~^~

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