Submission #283209

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
283209	2020-08-25T11:19:50 Z	IWANTTOGETGOLDINIOI	Arranging Shoes (IOI19_shoes)	C++14	10 / 100	1 ms	384 KB

shoes

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
 
int count_swaps( vector < int > vc ){
	if (vc[0] < vc[1]) {
		return 0;
	} 
	else if (vc[0] > vc[1]) {
		return 1;
	}
	int res = 0;
	for (int i = 1;i < vc.size()/2; i++){
		res += i;
	}
	return res;
}

Compilation message

shoes.cpp: In function 'int count_swaps(std::vector<int>)':
shoes.cpp:14:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |  for (int i = 1;i < vc.size()/2; i++){
      |                 ~~^~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	256 KB	Output is correct
2	Correct	0 ms	256 KB	Output is correct

Subtask #2
0 / 20.0

#	Verdict	Memory	Grader output
1	Correct	256 KB	Output is correct
2	Correct	256 KB	Output is correct
3	Incorrect	256 KB	Output isn't correct
4	Halted	0 KB	-

Subtask #3
0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	256 KB	Output is correct
2	Correct	0 ms	256 KB	Output is correct
3	Correct	0 ms	256 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	0 ms	256 KB	Output is correct
6	Correct	1 ms	256 KB	Output is correct
7	Incorrect	0 ms	256 KB	Output isn't correct
8	Halted	0 ms	0 KB	-