제출 #1004048

#제출 시각아이디문제언어결과실행 시간메모리
1004048De3b0oFlights (JOI22_flights)C++17
컴파일 에러
0 ms0 KiB
#include "Ali.h" #include<bits/stdc++.h> #define ll long long #define F first #define S second #define in insert #define pb push_back #define ppb pop_back() #define d3 ios::sync_with_stdio(0);cin.tie(0);cout.tie(0); #define cans cout << ans << "\n"; #define yes cout << "Yes" << "\n"; #define no cout << "No" << "\n"; #define pll pair<ll,ll> #define lin cout << "\n"; #define sqr 340 #define mod 1000000007 #define mid ((l+r)/2) #define lc (2*x) #define rc (2*x+1) using namespace std; vector<ll> adj[10009]; ll n; ll ds[10009][10009]; void dfs(ll x , ll p , ll d , ll o) { ds[o][x]=d; for(auto it : adj[x]) { if(it==p) continue; dfs(it,x,d+1,o); } } void Init(int N, std::vector<int> U, std::vector<int> V) { n=N; vector<ll> v; for(int i = 0 ; n>i ; i++) v.pb(i); random_shuffle(v.begin(),v.end()); for(int i = 0 ; n>i ; i++) SetID(i,v[i]); for(int i = 0 ; N-1>i ; i++) { adj[v[U[i]]].pb(v[V[i]]); adj[v[V[i]]].pb(v[U[i]]); } } std::string SendA(std::string S) { ll a3 = 0; ll b = 1; for(int i = 0 ; 4>i ; i++) { if(S[i]=='1') a3+=b; b*=2; } ll a1 = 0 , a2 = 0; b=1; for(int i = 4 ; 4+a3>i ; i++) { if(S[i]=='1') a1+=b; b*=2; } b=1; for(int i = 4+a3 ; 20>i ; i++) { if(S[i]=='1') a2+=b; b*=2; } ll w = (1<<12); set<ll> sum; ll po = 20-a3-4; for(ll i = 0 ; w>i ; i++) { ll su = a2+(i<<(po)); if(2*n-3>=su) sum.in(su); } string s = ""; for(ll i = 0 ; n>i ; i++) { ll x = i , y = i+a1; if(y>=n) break; ll su = x+y; if(sum.find(su)==sum.end()) continue; dfs(x,-1,0,x); b = 1; for(int i = 0 ; 15>i ; i++) { if((x+y)&b) s+='1'; else s+='0'; b*=2; } b=1; for(int i = 0 ; 14>i ; i++) { if(ds[x][y]&b) s+='1'; else s+='0'; b*=2; } } return s; }

컴파일 시 표준 에러 (stderr) 메시지

grader_ali.cpp:10:8: warning: '{anonymous}::_randmem' defined but not used [-Wunused-variable]
   10 |   char _randmem[12379];
      |        ^~~~~~~~

/usr/bin/ld: /tmp/ccQHjw77.o: in function `main':
grader_benjamin.cpp:(.text.startup+0x19a): undefined reference to `Answer(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)'
/usr/bin/ld: grader_benjamin.cpp:(.text.startup+0x24f): undefined reference to `SendB[abi:cxx11](int, int, int)'
collect2: error: ld returned 1 exit status