Submission #296516

#TimeUsernameProblemLanguageResultExecution timeMemory
296516humbertoyustaVision Program (IOI19_vision)C++14
52 / 100
5 ms1568 KiB
#include "vision.h" #include<bits/stdc++.h> using namespace std; #define db(x) cerr << #x << ": " << (x) << '\n'; #define f first #define s second #define pb push_back #define ii pair<int,int> vector<int> v[40040]; void construct_network(int H, int W, int K) { if( max(W,H) <= 30 || min(W,H) == 1 ){ for(int i=0; i<H; i++) for(int j=0; j<W; j++) for(int k=0; k<H; k++) for(int l=0; l<W; l++) if( abs(l - j) + abs(k - i) == K ) if( k >= i ) v[i*W+j].pb(k*W+l); vector<int> vx; int cnt = W*H-1; for(int i=0; i<W*H; i++){ if( v[i].size() ){ add_or(v[i]); ++cnt; vector<int> n; n.pb(i); n.pb(cnt); add_and(n); ++cnt; vx.pb(cnt); } } add_or(vx); } else{ vector<ii> v; for(int i=0; i<1; i++) for(int j=0; j<1; j++) for(int k=0; k<H; k++) for(int l=0; l<W; l++) if( abs(l - j) + abs(k - i) == K ) v.pb({i*W+j,k*W+l}); for( auto i : v ){ vector<int> N; N.pb(i.f); N.pb(i.s); add_and(N); } vector<int> vx; for(int i=W*H; i<W*H+v.size(); i++) vx.pb(i); add_or(vx); } }

Compilation message (stderr)

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:59:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   59 |         for(int i=W*H; i<W*H+v.size(); i++)
      |                        ~^~~~~~~~~~~~~
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