Submission #24537425

Source Code Expand

#include <bits/stdc++.h>

using namespace std;

int n, x[2005], y[2005];
set<int> ans;

int main() {
	scanf("%d", &n);
	for (int i = 0; i < n; i++)
		scanf("%d", x + i);
	for (int i = 0; i < n; i++)
		scanf("%d", y + i);
	for (int i = 0; i < n; i++) {
		int tmp = x[0] ^ y[i];
		multiset<int> s(y, y + n);
		for (int j = 0; j < n; j++) {
			auto it = s.find(tmp ^ x[j]);
			if (it == s.end()) {
				tmp = -1;
				break;
			} else
				s.erase(it);
		}
		if (tmp != -1)
			ans.insert(tmp);
	}
	printf("%d\n", (int)ans.size());
	for (int i : ans)
		printf("%d\n", i);
}

Submission Info

Submission Time
Task B - XOR Matching 2
User nhho
Language C++ (GCC 9.2.1)
Score 400
Code Size 596 Byte
Status AC
Exec Time 475 ms
Memory 3892 KiB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:7: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
    9 |  scanf("%d", &n);
      |  ~~~~~^~~~~~~~~~
./Main.cpp:11:8: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   11 |   scanf("%d", x + i);
      |   ~~~~~^~~~~~~~~~~~~
./Main.cpp:13:8: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   13 |   scanf("%d", y + i);
      |   ~~~~~^~~~~~~~~~~~~

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 400 / 400
Status
AC × 3
AC × 41
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt
All hand2_01.txt, hand2_02.txt, hand2_03.txt, hand2_04.txt, hand2_05.txt, hand2_06.txt, hand2_07.txt, hand2_08.txt, hand2_09.txt, hand2_10.txt, hand3_01.txt, hand3_02.txt, hand3_03.txt, hand_01.txt, hand_02.txt, hand_03.txt, hand_04.txt, hand_05.txt, random_01.txt, random_02.txt, random_03.txt, random_04.txt, random_05.txt, random_06.txt, random_07.txt, random_08.txt, random_09.txt, random_10.txt, random_11.txt, random_12.txt, random_13.txt, random_14.txt, random_15.txt, random_16.txt, random_17.txt, random_18.txt, random_19.txt, random_20.txt, sample_01.txt, sample_02.txt, sample_03.txt
Case Name Status Exec Time Memory
hand2_01.txt AC 473 ms 3792 KiB
hand2_02.txt AC 470 ms 3792 KiB
hand2_03.txt AC 472 ms 3844 KiB
hand2_04.txt AC 468 ms 3884 KiB
hand2_05.txt AC 464 ms 3788 KiB
hand2_06.txt AC 35 ms 3756 KiB
hand2_07.txt AC 67 ms 3732 KiB
hand2_08.txt AC 101 ms 3668 KiB
hand2_09.txt AC 45 ms 3644 KiB
hand2_10.txt AC 40 ms 3664 KiB
hand3_01.txt AC 10 ms 3704 KiB
hand3_02.txt AC 30 ms 3764 KiB
hand3_03.txt AC 68 ms 3796 KiB
hand_01.txt AC 2 ms 3708 KiB
hand_02.txt AC 3 ms 3796 KiB
hand_03.txt AC 3 ms 3700 KiB
hand_04.txt AC 19 ms 3776 KiB
hand_05.txt AC 202 ms 3844 KiB
random_01.txt AC 430 ms 3840 KiB
random_02.txt AC 453 ms 3888 KiB
random_03.txt AC 474 ms 3708 KiB
random_04.txt AC 464 ms 3824 KiB
random_05.txt AC 475 ms 3804 KiB
random_06.txt AC 449 ms 3768 KiB
random_07.txt AC 413 ms 3732 KiB
random_08.txt AC 341 ms 3736 KiB
random_09.txt AC 203 ms 3848 KiB
random_10.txt AC 46 ms 3780 KiB
random_11.txt AC 403 ms 3780 KiB
random_12.txt AC 469 ms 3844 KiB
random_13.txt AC 474 ms 3704 KiB
random_14.txt AC 468 ms 3732 KiB
random_15.txt AC 473 ms 3824 KiB
random_16.txt AC 453 ms 3848 KiB
random_17.txt AC 410 ms 3892 KiB
random_18.txt AC 336 ms 3860 KiB
random_19.txt AC 201 ms 3720 KiB
random_20.txt AC 54 ms 3832 KiB
sample_01.txt AC 3 ms 3704 KiB
sample_02.txt AC 2 ms 3688 KiB
sample_03.txt AC 2 ms 3696 KiB