Submission #1063636

#	Time	Username	Problem	Language	Result	Execution time	Memory
1063636		aaaaaarroz	Vision Program (IOI19_vision)	C++17	Compilation error	0 ms	0 KiB

vision

#include "vision.h"
#include<bits/stdc++.h>
using namespace std;
bool limites(int x, int y, int h, int w){
	return x>=0&&x<h&&y>=0&&y<w;
}
void construct_network(int H, int W, int K) {
	map<pair<int,int>,int>numero;
	int pos=1;
	for(int i=0;i<H;i++){
		for(int j=0;j<W;j++){
			numero[{i,j}]=pos;
			pos++;
		}
	}
	vector<int>dx,dy;
	for(int restar=0;restar<=K;restar++){
		int c_x=restar;
		int c_y=K-restar;
		dx.push_back(c_x);
		dy.push_back(c_y);
		dx.push_back(-c_x);
		dy.push_back(c_y);
		dx.push_back(c_x);
		dy.push_back(-c_y);
		dx.push_back(-c_x);
		dy.push_back(-c_y);
	}
	map<pair<pair<int,int>,pair<int,int>>,bool>marked;
	int cnt=1;
	for(int i=0;i<H;i++){
		for(int j=0;j<W;j++){
			for(int itr=0;itr<dx.size();itr++){
				int x=i+dx[itr];
				int y=j+dy[itr];
				if(limites(x,y,H,W)){
					if(!marked[{{i,j},{x,y}}]){
						and_add({numero[{i,j}],numero[{x,y}]});
						cnt++;
					}
				}
			}
		}
	}
	vector<int>instruct;
	for(int i=H*W+1;i<=(H*W+cnt);i++){
		instruct.push_back(i);
	}
	add_or(instruct);
	return;
}

Compilation message (stderr)

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:33:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |    for(int itr=0;itr<dx.size();itr++){
      |                  ~~~^~~~~~~~~~
vision.cpp:38:7: error: 'and_add' was not declared in this scope; did you mean 'add_and'?
   38 |       and_add({numero[{i,j}],numero[{x,y}]});
      |       ^~~~~~~
      |       add_and