Submission #1025366

#TimeUsernameProblemLanguageResultExecution timeMemory
1025366LeaRouseVision Program (IOI19_vision)C++14
Compilation error
0 ms0 KiB
#include <bits/stdc++.h> #include "vision.h" #define fastio ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); #define ll long long using namespace std; const int MAX=2e5+5; ll P[MAX],bit[MAX],d=0; void construct_network(int h,int w,int k){ vector<pair<int,int>>v; for(int i=0;i<w*h;i++){ int a=i/w; int b=i-w*a; for(int j=i+1;j<w*h;j++){ int c=j/w; int d=j-w*c; if(abs(a-c)+abs(b-d)==k){ v.push_back({i,j}); } } } vector<int>r; vector<int>m; int a=w*h; for(auto it:v){ r.push_back(it.ff); r.push_back(it.ss); add_and(r); r.clear(); m.push_back(a); a++; } add_or(m); }

Compilation message (stderr)

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:26:23: error: 'struct std::pair<int, int>' has no member named 'ff'
   26 |        r.push_back(it.ff);
      |                       ^~
vision.cpp:27:24: error: 'struct std::pair<int, int>' has no member named 'ss'
   27 |         r.push_back(it.ss);
      |                        ^~