Submission #717790

#	Time	Username	Problem	Language	Result	Execution time	Memory
717790		skyvn97	Hexagonal Territory (APIO21_hexagon)	C++14	0 / 100	1 ms	212 KiB

hexagon

#include "hexagon.h"

#include <bits/stdc++.h>
using namespace std;

long long a[22][7]; // memory limit exceeded

int draw_territory(int N, int A, int B,
                   std::vector<int> D, std::vector<int> L) {
	for (int i = 0; i < 100; i++) for (int j = 0; j < 100; j++) a[i][j] = i ^ j;
  	return a[0][0] + 220797;
}

Compilation message (stderr)

hexagon.cpp: In function 'int draw_territory(int, int, int, std::vector<int>, std::vector<int>)':
hexagon.cpp:10:70: warning: iteration 7 invokes undefined behavior [-Waggressive-loop-optimizations]
   10 |  for (int i = 0; i < 100; i++) for (int j = 0; j < 100; j++) a[i][j] = i ^ j;
      |                                                              ~~~~~~~~^~~~~~~
hexagon.cpp:10:50: note: within this loop
   10 |  for (int i = 0; i < 100; i++) for (int j = 0; j < 100; j++) a[i][j] = i ^ j;
      |                                                ~~^~~~~
hexagon.cpp:10:70: warning: iteration 22 invokes undefined behavior [-Waggressive-loop-optimizations]
   10 |  for (int i = 0; i < 100; i++) for (int j = 0; j < 100; j++) a[i][j] = i ^ j;
      |                                                              ~~~~~~~~^~~~~~~
hexagon.cpp:10:20: note: within this loop
   10 |  for (int i = 0; i < 100; i++) for (int j = 0; j < 100; j++) a[i][j] = i ^ j;
      |                  ~~^~~~~

• Subtask 1: 0 / 3
• Subtask 2: 0 / 6
• Subtask 3: 0 / 11
• Subtask 4: 0 / 12
• Subtask 5: 0 / 15
• Subtask 6: 0 / 19
• Subtask 7: 0 / 18
• Subtask 8: 0 / 16