oj.uz

Submission #751351

# Submission time Handle Problem Language Result Execution time Memory
751351 2023-05-31T12:18:04 Z kusmetliq Arranging Shoes (IOI19_shoes) C++14
85 / 100
 373 ms 3132 KB 
#include "shoes.h"
#include<bits/stdc++.h>
using namespace std;
long long count_swaps(vector<int> a) {
    if(a.size()<=2000) {
        int n=a.size()/2;
        long long ans=0;
        while(a.size()>0) {
            map<int,int>m;
            for(int i=0; i<a.size(); i++) {
                if(m[a[i]]==0)m[a[i]]=i+1;
            }
            int minscore=2*n;
            int scoreval=0;
            for(int i=1; i<=n+69; i++) {
                if(m[i]==0)continue;
                int updscore=0;
                updscore+=m[i]-1;
                updscore+=m[-i]-1;
                if(m[-i]<m[i])updscore--;
                if(updscore<minscore) {
                    minscore=updscore;
                    scoreval=i;
                }
            }
            ans+=minscore;
            a.erase(find(a.begin(),a.end(),scoreval));
            a.erase(find(a.begin(),a.end(),-scoreval));
        }
        return ans;
    } else {
        int n=a.size();
        int curcnt=0;
        long long ans=0;
        for(int i=0; i<a.size(); i++) {
            if(a[i]<0) {
                ans+=abs(i-(curcnt*2));
                curcnt++;
            }
        }
        return ans;
    }
}

Compilation message

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:10:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 |             for(int i=0; i<a.size(); i++) {
      |                          ~^~~~~~~~~
shoes.cpp:35:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   35 |         for(int i=0; i<a.size(); i++) {
      |                      ~^~~~~~~~~
shoes.cpp:32:13: warning: unused variable 'n' [-Wunused-variable]
   32 |         int n=a.size();
      |             ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 296 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 300 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 300 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 1 ms 304 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 2 ms 212 KB Output is correct
17 Correct 8 ms 212 KB Output is correct
18 Correct 84 ms 360 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 3 ms 468 KB Output is correct
21 Correct 3 ms 440 KB Output is correct
22 Correct 20 ms 2516 KB Output is correct
23 Correct 18 ms 2368 KB Output is correct
24 Correct 20 ms 2308 KB Output is correct
25 Correct 22 ms 2252 KB Output is correct
26 Correct 20 ms 3116 KB Output is correct
27 Correct 19 ms 2892 KB Output is correct
28 Correct 21 ms 3104 KB Output is correct
29 Correct 17 ms 3112 KB Output is correct
30 Correct 17 ms 3104 KB Output is correct
31 Correct 19 ms 3108 KB Output is correct
32 Correct 20 ms 3116 KB Output is correct
33 Correct 20 ms 2984 KB Output is correct
34 Correct 19 ms 3120 KB Output is correct
35 Correct 1 ms 304 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 19 ms 3124 KB Output is correct
38 Correct 28 ms 3116 KB Output is correct
39 Correct 21 ms 3132 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 17 ms 2368 KB Output is correct
6 Correct 19 ms 3088 KB Output is correct
7 Correct 36 ms 3088 KB Output is correct
8 Correct 18 ms 3112 KB Output is correct
9 Correct 35 ms 2992 KB Output is correct
10 Correct 17 ms 3028 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 296 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 300 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 300 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 1 ms 304 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 5 ms 212 KB Output is correct
40 Correct 26 ms 324 KB Output is correct
41 Correct 373 ms 400 KB Output is correct
42 Correct 354 ms 400 KB Output is correct
43 Correct 338 ms 388 KB Output is correct
44 Correct 344 ms 388 KB Output is correct
45 Correct 308 ms 376 KB Output is correct
46 Correct 284 ms 340 KB Output is correct
47 Correct 257 ms 388 KB Output is correct
48 Correct 246 ms 340 KB Output is correct
49 Correct 207 ms 340 KB Output is correct
50 Correct 103 ms 340 KB Output is correct
51 Correct 78 ms 356 KB Output is correct
52 Correct 325 ms 396 KB Output is correct

Subtask #6
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 296 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 300 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 300 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 1 ms 304 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 1 ms 212 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 2 ms 212 KB Output is correct
51 Correct 8 ms 212 KB Output is correct
52 Correct 84 ms 360 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 3 ms 468 KB Output is correct
55 Correct 3 ms 440 KB Output is correct
56 Correct 20 ms 2516 KB Output is correct
57 Correct 18 ms 2368 KB Output is correct
58 Correct 20 ms 2308 KB Output is correct
59 Correct 22 ms 2252 KB Output is correct
60 Correct 20 ms 3116 KB Output is correct
61 Correct 19 ms 2892 KB Output is correct
62 Correct 21 ms 3104 KB Output is correct
63 Correct 17 ms 3112 KB Output is correct
64 Correct 17 ms 3104 KB Output is correct
65 Correct 19 ms 3108 KB Output is correct
66 Correct 20 ms 3116 KB Output is correct
67 Correct 20 ms 2984 KB Output is correct
68 Correct 19 ms 3120 KB Output is correct
69 Correct 1 ms 304 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 19 ms 3124 KB Output is correct
72 Correct 28 ms 3116 KB Output is correct
73 Correct 21 ms 3132 KB Output is correct
74 Correct 1 ms 212 KB Output is correct
75 Correct 1 ms 212 KB Output is correct
76 Correct 1 ms 212 KB Output is correct
77 Correct 1 ms 212 KB Output is correct
78 Correct 17 ms 2368 KB Output is correct
79 Correct 19 ms 3088 KB Output is correct
80 Correct 36 ms 3088 KB Output is correct
81 Correct 18 ms 3112 KB Output is correct
82 Correct 35 ms 2992 KB Output is correct
83 Correct 17 ms 3028 KB Output is correct
84 Correct 1 ms 212 KB Output is correct
85 Correct 1 ms 212 KB Output is correct
86 Correct 5 ms 212 KB Output is correct
87 Correct 26 ms 324 KB Output is correct
88 Correct 373 ms 400 KB Output is correct
89 Correct 354 ms 400 KB Output is correct
90 Correct 338 ms 388 KB Output is correct
91 Correct 344 ms 388 KB Output is correct
92 Correct 308 ms 376 KB Output is correct
93 Correct 284 ms 340 KB Output is correct
94 Correct 257 ms 388 KB Output is correct
95 Correct 246 ms 340 KB Output is correct
96 Correct 207 ms 340 KB Output is correct
97 Correct 103 ms 340 KB Output is correct
98 Correct 78 ms 356 KB Output is correct
99 Correct 325 ms 396 KB Output is correct
100 Incorrect 1 ms 212 KB Output isn't correct
101 Halted 0 ms 0 KB -