Submission #1025384

#TimeUsernameProblemLanguageResultExecution timeMemory
1025384HD1Vision Program (IOI19_vision)C++14
33 / 100
2 ms984 KiB
#include "vision.h" #include<bits/stdc++.h> #define sz(x) ll(x.size()) #define all(x) x.begin(),x.end() #define pb push_back #define ff first #define ss second using namespace std; typedef long long ll; typedef pair<ll,ll> ii; const ll MAX=1e6; ii mobs[10]={{1,1},{-1,-1},{1,-1},{-1,1},{0,1},{1,0},{-1, 0},{0, -1}}; int n, m, k; int n_consultas=0; vector<int> s; bool valid(int x, int y, int i, int j){ return x>=0 && x<n && y>=0 && y<m && (abs(x-i)+abs(y-j)==k); } void mover(int a, int b, int i, int j){ vector<int>q; q.pb(i*m+j); for(int z=0; z<8; z++){ int x =i+a*mobs[z].ff; int y =j+b*mobs[z].ss; if(valid(x,y,i,j)){ q.pb(x*m+y); //cout<<i<<' '<<j<<'/'<<x<<' '<<y<<'\n'; add_and(q); n_consultas++; q.pop_back(); } } q.pop_back(); } void looks(int a, int b){ for(int x=0; x<=k; x++){ mover(x, k-x, a, b); } } void construct_network(int H, int W, int K){ n=H; m=W; k=K; //cout<<"avocado"<<'\n'; for(int i=0; i<H; i++){ for(int j=0; j<W; j++){ looks(i,j); } } for(int i=0; i<n_consultas; i++){ s.pb(i+n*m); } add_or(s); return; }
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