Submission #1018890

#	Time	Username	Problem	Language	Result	Execution time	Memory
1018890		Aiperiii	Island Hopping (JOI24_island)	C++17	100 / 100	7 ms	600 KiB

island

#include "island.h"
#include <bits/stdc++.h>
//#define int long long
#define all(x) x.begin(),x.end()
#define ff first
#define ss second
#define pb push_back
using namespace std;


void solve(int N,int L){
    vector <int> ord,pos(N+1),p(N+1);
    for(int i=1;i<N;i++){
        ord.pb(query(1,i));
    }
    for(int i=0;i<ord.size();i++){
       
        pos[ord[i]]=i+1;
    }
    for(int i=0;i<ord.size();i++){
        if(!p[ord[i]]){
            for(int k=1;k<N;k++){
                int v=query(ord[i],k);
                if(pos[v]<pos[ord[i]]){
                    p[ord[i]]=v;
                    break;
                }
                else{
                    p[v]=ord[i];
                }
            }
        }
    }
    for(int i=2;i<=N;i++){
        answer(i,p[i]);
    }
    
}

Compilation message (stderr)

island.cpp: In function 'void solve(int, int)':
island.cpp:16:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |     for(int i=0;i<ord.size();i++){
      |                 ~^~~~~~~~~~~
island.cpp:20:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |     for(int i=0;i<ord.size();i++){
      |                 ~^~~~~~~~~~~

• Subtask 1: 2 / 2
• Subtask 2: 4 / 4
• Subtask 3: 7 / 7
• Subtask 4: 9 / 9
• Subtask 5: 13 / 13
• Subtask 6: 15 / 15
• Subtask 7: 22 / 22
• Subtask 8: 28 / 28