Submission #807147

#	Time	Username	Problem	Language	Result	Execution time	Memory
807147		Benmath	Vision Program (IOI19_vision)	C++14	44 / 100	131 ms	2860 KiB

vision

#include "vision.h"
#include<bits/stdc++.h>
using namespace std;
void construct_network(int H, int W, int K) {
	std::vector<int> Ns;
	int a;

			for(int i=0;i<H;i++){
				for(int j=0;j<W;j++){
					Ns.clear();
						for(int k=0;k<H;k++){
							for(int t=0;t<W;t++){
								if((abs(i-k)+abs(j-t))==K){
									Ns.push_back(k*W+t);
								}
							}
						}
                  if(Ns.size()>0){
						a=add_or(Ns);
						int b=add_and({a,i*W+j});
						a=b;
                  }
				}
			}
		
	
	Ns.clear();
	for(int i=H*W+1;i<=a;i=i+2){
		Ns.push_back(i);
	}
	 a = add_or(Ns);
}

Compilation message (stderr)

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:28:19: warning: 'a' may be used uninitialized in this function [-Wmaybe-uninitialized]
   28 |  for(int i=H*W+1;i<=a;i=i+2){
      |                  ~^~~

• Subtask 1: 10 / 10
• Subtask 2: 11 / 11
• Subtask 3: 11 / 11
• Subtask 4: 0 / 15
• Subtask 5: 12 / 12
• Subtask 6: 0 / 8
• Subtask 7: 0 / 14
• Subtask 8: 0 / 19