oj.uz

Submission #282822

# Submission time Handle Problem Language Result Execution time Memory
282822 2020-08-25T03:05:56 Z Pichon5 Arranging Shoes (IOI19_shoes) C++17
65 / 100
 1000 ms 2040 KB 
#include "shoes.h"
#include <bits/stdc++.h>
#define lcm(a,b) (a/__gcd(a,b))*b
#define fast ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define ll long long int
#define vi vector<int>
#define vll vector<ll>
#define pb push_back
#define F first
#define S second
#define mp make_pair
using namespace std;
long long count_swaps(std::vector<int> s) {
    int n=s.size();
    ll res=0;
    int c;
    bool ok=true;
    for(int i=0;i<n/2;i++){
        if(s[i]>0 or s[i+n/2]<0 or s[i]+s[i+n/2]!=0){
            ok=false;
            break;
        }
    }
    if(ok==true){
        n=s.size()/2;
        for(int i=1;i<n;i++){
        res+=i;
    }
    return res;
    }
    while(s.size()>0){
        for(int l=1;l<s.size();l++){
            if(s[l]+s[0]==0){
                if(s[l]<0){
                    res+=l;
                }else{
                    res+=l-1;
                }
                s.erase(s.begin()+l);
                s.erase(s.begin()+0);
            break;
            }
        }
    }
    //2 2 1 -1 -2
    return res;
}

Compilation message

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:32:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 |         for(int l=1;l<s.size();l++){
      |                     ~^~~~~~~~~
shoes.cpp:16:9: warning: unused variable 'c' [-Wunused-variable]
   16 |     int c;
      |         ^

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
20.0 / 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 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 1 ms 256 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 256 KB Output is correct
21 Correct 0 ms 256 KB Output is correct
22 Correct 0 ms 256 KB Output is correct
23 Correct 0 ms 256 KB Output is correct
24 Correct 1 ms 256 KB Output is correct
25 Correct 1 ms 256 KB Output is correct
26 Correct 0 ms 256 KB Output is correct
27 Correct 1 ms 256 KB Output is correct
28 Correct 0 ms 256 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 0 ms 256 KB Output is correct
31 Correct 0 ms 256 KB Output is correct
32 Correct 1 ms 256 KB Output is correct
33 Correct 1 ms 256 KB Output is correct
34 Correct 0 ms 256 KB Output is correct
35 Correct 0 ms 256 KB Output is correct
36 Correct 0 ms 256 KB Output is correct

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 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 1 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 1 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 1 ms 256 KB Output is correct
18 Correct 4 ms 384 KB Output is correct
19 Correct 4 ms 384 KB Output is correct
20 Correct 453 ms 512 KB Output is correct
21 Correct 398 ms 512 KB Output is correct
22 Execution timed out 1043 ms 1912 KB Time limit exceeded
23 Halted 0 ms 0 KB -

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 1 ms 256 KB Output is correct
5 Correct 29 ms 1920 KB Output is correct
6 Correct 29 ms 1912 KB Output is correct
7 Correct 30 ms 2040 KB Output is correct
8 Correct 26 ms 1912 KB Output is correct
9 Correct 29 ms 1912 KB Output is correct
10 Correct 29 ms 1912 KB Output is correct

Subtask #5
20.0 / 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 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 1 ms 256 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 256 KB Output is correct
21 Correct 0 ms 256 KB Output is correct
22 Correct 0 ms 256 KB Output is correct
23 Correct 0 ms 256 KB Output is correct
24 Correct 1 ms 256 KB Output is correct
25 Correct 1 ms 256 KB Output is correct
26 Correct 0 ms 256 KB Output is correct
27 Correct 1 ms 256 KB Output is correct
28 Correct 0 ms 256 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 0 ms 256 KB Output is correct
31 Correct 0 ms 256 KB Output is correct
32 Correct 1 ms 256 KB Output is correct
33 Correct 1 ms 256 KB Output is correct
34 Correct 0 ms 256 KB Output is correct
35 Correct 0 ms 256 KB Output is correct
36 Correct 0 ms 256 KB Output is correct
37 Correct 0 ms 256 KB Output is correct
38 Correct 1 ms 256 KB Output is correct
39 Correct 1 ms 256 KB Output is correct
40 Correct 1 ms 256 KB Output is correct
41 Correct 3 ms 384 KB Output is correct
42 Correct 6 ms 256 KB Output is correct
43 Correct 4 ms 256 KB Output is correct
44 Correct 3 ms 384 KB Output is correct
45 Correct 4 ms 384 KB Output is correct
46 Correct 5 ms 384 KB Output is correct
47 Correct 3 ms 256 KB Output is correct
48 Correct 3 ms 256 KB Output is correct
49 Correct 4 ms 384 KB Output is correct
50 Correct 3 ms 256 KB Output is correct
51 Correct 4 ms 256 KB Output is correct
52 Correct 3 ms 384 KB Output is correct

Subtask #6
0 / 15.0

# 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 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 1 ms 256 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 256 KB Output is correct
21 Correct 0 ms 256 KB Output is correct
22 Correct 0 ms 256 KB Output is correct
23 Correct 0 ms 256 KB Output is correct
24 Correct 1 ms 256 KB Output is correct
25 Correct 1 ms 256 KB Output is correct
26 Correct 0 ms 256 KB Output is correct
27 Correct 1 ms 256 KB Output is correct
28 Correct 0 ms 256 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 0 ms 256 KB Output is correct
31 Correct 0 ms 256 KB Output is correct
32 Correct 1 ms 256 KB Output is correct
33 Correct 1 ms 256 KB Output is correct
34 Correct 0 ms 256 KB Output is correct
35 Correct 0 ms 256 KB Output is correct
36 Correct 0 ms 256 KB Output is correct
37 Correct 0 ms 256 KB Output is correct
38 Correct 1 ms 256 KB Output is correct
39 Correct 0 ms 256 KB Output is correct
40 Correct 0 ms 256 KB Output is correct
41 Correct 0 ms 256 KB Output is correct
42 Correct 0 ms 256 KB Output is correct
43 Correct 0 ms 256 KB Output is correct
44 Correct 1 ms 256 KB Output is correct
45 Correct 0 ms 256 KB Output is correct
46 Correct 1 ms 256 KB Output is correct
47 Correct 0 ms 256 KB Output is correct
48 Correct 1 ms 256 KB Output is correct
49 Correct 0 ms 256 KB Output is correct
50 Correct 0 ms 256 KB Output is correct
51 Correct 1 ms 256 KB Output is correct
52 Correct 4 ms 384 KB Output is correct
53 Correct 4 ms 384 KB Output is correct
54 Correct 453 ms 512 KB Output is correct
55 Correct 398 ms 512 KB Output is correct
56 Execution timed out 1043 ms 1912 KB Time limit exceeded
57 Halted 0 ms 0 KB -