Submission #968540

#	Time	Username	Problem	Language	Result	Execution time	Memory
968540		gry3125	Bitaro's travel (JOI23_travel)	C++14	5 / 100	3089 ms	3896 KiB

travel

#include <iostream>
#include <vector>
#include <deque>
#include <algorithm>

using namespace std;

int main() {
	int N;
	cin >> N;
	vector<int> x(N);
	for(int i=0;i<N;i++){
		cin >> x[i];
	} 
	int Q;
	cin >> Q;
	int s;
	int dist;
	vector<int> v(N);
	int a, count;
	int best, min;
	for(int i=0;i<Q;i++){
		cin >> s;
		dist=0;
		count=0;
		fill(v.begin(), v.end(), 0);
		a=find(x.begin(), x.end(), s)-x.begin();
		if(a!=N){
			v[a]=1;
			count++;
		}
		while(count<N){
			min = 1000000000;
			for (int o = 0; o < N; o++) {
			  if (v[o] == 0) {
			    if (abs(s - x[o]) < min) {
			      best = o;
			      min = abs(s - x[o]);
			    }
			  }
			}
			dist+=abs(s - x[best]);
			v[best]=1;
			s=x[best];
			count++;
		}
		cout << dist << "\n";
	}
    return 0;
}

Compilation message (stderr)

travel.cpp: In function 'int main()':
travel.cpp:42:24: warning: 'best' may be used uninitialized in this function [-Wmaybe-uninitialized]
   42 |    dist+=abs(s - x[best]);
      |                        ^

• Subtask 1: 5 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 30
• Subtask 4: 0 / 55