oj.uz

Submission #143296

# Submission time Handle Problem Language Result Execution time Memory
143296 2019-08-13T14:34:48 Z mat_v Arranging Shoes (IOI19_shoes) C++14
10 / 100
 14 ms 9848 KB 
#include "shoes.h"
#include <bits/stdc++.h>
#include <cstdio>
#include <cassert>
#define pb push_back

using namespace std;

int n;
vector<int> tike[200005][2];
int dokle[200005][2];
long long count_swaps(std::vector<int> s) {
    n = s.size()/2;
    for(int i=0; i<2*n; i++){
        if(s[i] < 0)tike[abs(s[i])][0].pb(i);
        else tike[s[i]][1].pb(i);
    }
    int l = 0;
    long long res = 0;
    while(l < 2*n){
        int koji = abs(s[l]);
        int pom = l+1;
        while(pom < 2*n){
            if(pom == -s[l])break;
            pom++;
        }
        while(pom > l+1){
            swap(s[pom], s[pom - 1]);
            pom--;
            res++;
        }
        l += 2;
    }
    return res;
}

Compilation message

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:21:13: warning: unused variable 'koji' [-Wunused-variable]
         int koji = abs(s[l]);
             ^~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9720 KB Output is correct
2 Correct 10 ms 9720 KB Output is correct

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9720 KB Output is correct
2 Correct 10 ms 9720 KB Output is correct
3 Incorrect 12 ms 9848 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9720 KB Output is correct
2 Correct 10 ms 9720 KB Output is correct
3 Incorrect 11 ms 9720 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 9720 KB Output is correct
2 Correct 14 ms 9720 KB Output is correct
3 Incorrect 12 ms 9848 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9720 KB Output is correct
2 Correct 10 ms 9720 KB Output is correct
3 Incorrect 12 ms 9848 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #6
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9720 KB Output is correct
2 Correct 10 ms 9720 KB Output is correct
3 Incorrect 12 ms 9848 KB Output isn't correct
4 Halted 0 ms 0 KB -