oj.uz

Submission #305955

# Submission time Handle Problem Language Result Execution time Memory
305955 2020-09-24T07:24:32 Z amunduzbaev Arranging Shoes (IOI19_shoes) C++14
10 / 100
 1000 ms 384 KB 
#include "shoes.h"
#include <bits/stdc++.h>
//#include "grader.cpp"
using namespace std;

long long count_swaps(vector<int> a) {
    int n=a.size();

    long long ns=0;
    for(int i=0;i<n;i++){
        if(a[i]<0){
            if(a[i+1]==a[i]*-1){
                i++;
                continue;
            }
            int j=i+1;
            while(a[j]!=a[j-1]*-1){
                swap(a[j],a[j-1]);
                j++;
                ns++;
            }
            i--;

        }else{
            if(a[i-1]==a[i]*-1&&i>0){
                continue;
            }
            int j=i+1;
            while(a[j]!=a[j-1]*-1){
                swap(a[j],a[j-1]);
                j++;
                ns++;
            }
            swap(a[j],a[j-1]);
            ns++;
            i--;
        }
    }
	return ns;
}

Subtask #1
10.0 / 10.0

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

Subtask #2
0 / 20.0

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

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Execution timed out 1083 ms 256 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

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

Subtask #5
0 / 20.0

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

Subtask #6
0 / 15.0

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