Submission #778502

#	Time	Username	Problem	Language	Result	Execution time	Memory
778502		Josia	Vision Program (IOI19_vision)	C++17	33 / 100	15 ms	2496 KiB

vision

#include "vision.h"

#include<bits/stdc++.h>

using namespace std;


int convert(pair<int, int> cords, int H, int W) {
	return cords.first*W + cords.second;
}


void construct_network(int H, int W, int K) {
	vector<pair<int, int>> prs;

	for (int i=0; i<H; i++) {
		for (int j = 0; j<W; j++) {
			for (int k = max(0, i-K); k<min(H, i+K); k++) {
				for (int l = max(0, j-K); l<min(W, j+K); l++) {
					if (abs(i-k) + abs(j-l) == K) {
						prs.push_back({min(convert({k,l}, H, W), convert({i,j}, H, W)), max(convert({k,l}, H, W), convert({i,j}, H, W))});
					}
				}
			}
		}
	}
	sort(prs.begin(), prs.end());
	prs.erase(unique(prs.begin(), prs.end()), prs.end());

	vector<int> blub;
	for (int i= 0; i<prs.size(); i++) {
		blub.push_back(add_and(vector<int>{prs[i].first, prs[i].second}));
	}

	add_or(blub);
}

Compilation message (stderr)

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:31:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |  for (int i= 0; i<prs.size(); i++) {
      |                 ~^~~~~~~~~~~

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