Submission #1092404

#	Time	Username	Problem	Language	Result	Execution time	Memory
1092404		Luvidi	Coreputer (IOI23_coreputer)	C++17	60 / 100	1 ms	596 KiB

coreputer

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

std::vector<int> malfunctioning_cores(int n) {
	int idx,s;
	vector<int> v;
	for(int i=0;i<n;i++){
		v.push_back(i);
		int x=run_diagnostic(v);
		if(x!=-1){
			s=x;
			idx=i;
			break;
		}
	}
	vector<int> ans(n);
	if(s){
		v.pop_back();
		for(int i=idx;i<n;i++){
			v.push_back(i);
			ans[i]=run_diagnostic(v)==1;
			v.pop_back();
		}
		v.clear();
		for(int i=idx+1;i<n;i++)v.push_back(i);
		for(int i=0;i<idx;i++){
			v.push_back(i);
			ans[i]=run_diagnostic(v)==1;
			v.pop_back();
		}
	}else{
		for(int i=idx+1;i<n;i++){
			v.push_back(i);
			ans[i]=run_diagnostic(v)==1;
			v.pop_back();
		}
		v.clear();
		for(int i=idx+1;i<n;i++)v.push_back(i);
		for(int i=0;i<=idx;i++){
			v.push_back(i);
			ans[i]=run_diagnostic(v)==1;
			v.pop_back();
		}
	}
	return ans;
}

Compilation message (stderr)

coreputer.cpp: In function 'std::vector<int> malfunctioning_cores(int)':
coreputer.cpp:40:16: warning: 'idx' may be used uninitialized in this function [-Wmaybe-uninitialized]
   40 |   for(int i=0;i<=idx;i++){
      |               ~^~~~~
coreputer.cpp:18:2: warning: 's' may be used uninitialized in this function [-Wmaybe-uninitialized]
   18 |  if(s){
      |  ^~

• Subtask 1: 20 / 20
• Subtask 2: 20 / 40
• Subtask 3: 20 / 40