Submission #148848

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
148848	2019-09-01T05:15:05 Z	nandonathaniel	Arranging Shoes (IOI19_shoes)	C++14	10 / 100	33 ms	2556 KB

shoes

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

long long count_swaps(vector<int> s) {
	vector<int> v;
	for(int i=0;i<s.size();i++){
		if(s[i]<0)v.push_back(i);
	}
	int now=0,ans=0;
	for(int i=0;i<s.size();i++){
		if(i%2==0){
			ans+=abs(v[now]-i);
			now++;
		}
	}
	return ans;
}

Compilation message

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:7:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<s.size();i++){
              ~^~~~~~~~~
shoes.cpp:11:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<s.size();i++){
              ~^~~~~~~~~

Subtask #1

10.0 / 10.0

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

Subtask #2

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Incorrect	2 ms	380 KB	Output isn't correct
4	Halted	0 ms	0 KB	-

Subtask #3

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	3 ms	256 KB	Output is correct
5	Correct	2 ms	252 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct
8	Correct	2 ms	420 KB	Output is correct
9	Correct	2 ms	296 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	256 KB	Output is correct
12	Correct	2 ms	256 KB	Output is correct
13	Correct	2 ms	256 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	3 ms	256 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	256 KB	Output is correct
18	Correct	3 ms	348 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	5 ms	632 KB	Output is correct
21	Correct	5 ms	632 KB	Output is correct
22	Correct	28 ms	2548 KB	Output is correct
23	Correct	28 ms	2548 KB	Output is correct
24	Correct	30 ms	2548 KB	Output is correct
25	Incorrect	26 ms	2556 KB	Output isn't correct
26	Halted	0 ms	0 KB	-

Subtask #4

0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	256 KB	Output is correct
2	Correct	3 ms	256 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	256 KB	Output is correct
5	Incorrect	33 ms	2556 KB	Output isn't correct
6	Halted	0 ms	0 KB	-

Subtask #5

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Incorrect	2 ms	380 KB	Output isn't correct
4	Halted	0 ms	0 KB	-

Subtask #6

0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Incorrect	2 ms	380 KB	Output isn't correct
4	Halted	0 ms	0 KB	-