Submission #738355

#	Time	Username	Problem	Language	Result	Execution time	Memory
738355		Elvin_Fritl	Wiring (IOI17_wiring)	C++17	Compilation error	0 ms	0 KiB

wiring

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

long long min_total_length(vector<int> r, vector<int> b){
    set<pair<int,int>>s;
    vector<int>chek((int)b.size()*2 +1,0);
    for(int i=0;i<(int)r.size();i++){
        b[r[i]]=1;
    }
    int j=0,n=(int)b.size()*2;
    for(int i=0;i<=n;i++){
        if(b[j] > i){
            s.insert({i,chek[i]});
        }
        else if(b[j] <= i){
            while(b[j] <= i &&  j<n){
                j++;
            }
        }
    }
    
    long long res=0;
    
    for(int i=0;i<(int)b.size();i++){
        int toto=chek[b[i]];
        set<int>s1;
        while(s.size()!=0 && s.begin().last == toto){
            s1.insert(s.begin().first);
            s.erase(s.begin());
        }
        res+=abs(b[i] - s.begin().first);
        s.erase(s.begin());
        while(s1.size()!=0){
            s.insert({*s1.begin(),toto});
        }
    }
    
    return res;
}

Compilation message (stderr)

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:28:40: error: 'std::set<std::pair<int, int> >::iterator' {aka 'std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int> >, std::less<std::pair<int, int> >, std::allocator<std::pair<int, int> > >::const_iterator'} has no member named 'last'
   28 |         while(s.size()!=0 && s.begin().last == toto){
      |                                        ^~~~
wiring.cpp:29:33: error: 'std::set<std::pair<int, int> >::iterator' {aka 'std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int> >, std::less<std::pair<int, int> >, std::allocator<std::pair<int, int> > >::const_iterator'} has no member named 'first'
   29 |             s1.insert(s.begin().first);
      |                                 ^~~~~
wiring.cpp:32:35: error: 'std::set<std::pair<int, int> >::iterator' {aka 'std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int> >, std::less<std::pair<int, int> >, std::allocator<std::pair<int, int> > >::const_iterator'} has no member named 'first'
   32 |         res+=abs(b[i] - s.begin().first);
      |                                   ^~~~~