Submission #1194509

#TimeUsernameProblemLanguageResultExecution timeMemory
1194509hackstarFun Tour (APIO20_fun)C++20
Compilation error
0 ms0 KiB
#include "fun.h" #include<bits/stdc++.h> using namespace std; vector<int>createFunTour(int n,int q){ vector<vector<int>>dist(n,vector<int>(n)); for(int i=0;i<n;i++){ for(int j=i+1;j<n;j++){ int cur=hoursRequired(i,j); dist[i][j]=cur; } } vector<int>o(n); iota(o.begin(),o.end(),0); auto check=[&]()->bool{ bool ok=1; int lst=dist[o[0]][o[1]]; for(int i=2;i<n;i++){ if(dist[o[i]][o[i-1]]>lst){ return 0; } lst=dist[o[i]][o[i-1]]; } return 1; }; do{ if(check()){ break; } }while(next_permutation(all(o))); return o; }

Compilation message (stderr)

fun.cpp: In function 'std::vector<int> createFunTour(int, int)':
fun.cpp:31:33: error: 'all' was not declared in this scope
   31 |         }while(next_permutation(all(o)));
      |                                 ^~~
fun.cpp:31:33: note: suggested alternatives:
In file included from /usr/include/c++/11/filesystem:44,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:129,
                 from fun.cpp:2:
/usr/include/c++/11/bits/fs_fwd.h:154:7: note:   'std::filesystem::perms::all'
  154 |       all               =  0777,
      |       ^~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:146,
                 from fun.cpp:2:
/usr/include/c++/11/ranges:1130:27: note:   'std::ranges::views::all'
 1130 |     inline constexpr _All all;
      |                           ^~~