oj.uz

Submission #67813

# Submission time Handle Problem Language Result Execution time Memory
67813 2018-08-15T10:18:52 Z ege_eksi XOR Sum (info1cup17_xorsum) C++14
7 / 100
 1600 ms 8932 KB 
#include<iostream>
#include<cstdio>
#include<cstdlib>
#include<climits>
#include<algorithm>

using namespace std;

int *v;

int main()
{
	int n;
	scanf("%d",&n);
	
	v = new int[n];
	
	for(int i = 0 ; i < n ; i++)
	{
		scanf("%d",&v[i]);
	}
	
	long long int ans = 0;
	
	int i , j;
	
	for(i = 0 ; i < n ; i++)
	{
		for(j = i ; j < n ; j++)
		{
			ans = ans ^ (v[i] + v[j]);
		}
	}
	
	printf("%lli",ans);
	
	return 0;
}

Compilation message

xorsum.cpp: In function 'int main()':
xorsum.cpp:14:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~
xorsum.cpp:20:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&v[i]);
   ~~~~~^~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 376 KB Output is correct
2 Correct 12 ms 400 KB Output is correct

Subtask #2
0 / 11.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1666 ms 8932 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #3
0 / 21.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1666 ms 8932 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 376 KB Output is correct
2 Correct 12 ms 400 KB Output is correct
3 Execution timed out 1638 ms 8932 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 376 KB Output is correct
2 Correct 12 ms 400 KB Output is correct
3 Execution timed out 1666 ms 8932 KB Time limit exceeded
4 Halted 0 ms 0 KB -