oj.uz

Submission #312204

# Submission time Handle Problem Language Result Execution time Memory
312204 2020-10-12T16:29:45 Z tjdgus4384 Arranging Shoes (IOI19_shoes) C++14
100 / 100
 251 ms 141200 KB 
#include<bits/stdc++.h>
using namespace std;
deque<int> vp[100001], vm[100001], v, v2;

long long merge_sort(int x, int y){
    if(x == y) return 0;
    int mid = (x+y)/2;
    long long ret = merge_sort(x, mid) + merge_sort(mid+1, y);
    int f = x, s = mid+1;
    vector<int> newv;
    while(f <= mid && s <= y){
        if(v2[f] <= v2[s]){
            newv.push_back(v2[f]);
            f++;
        }
        else {
            newv.push_back(v2[s]);
            ret += mid - f + 1;
            s++;
        }
    }
    for(int i = f;i <= mid;i++) newv.push_back(v2[i]);
    for(int i = s;i <= y;i++) newv.push_back(v2[i]);
    for(int i = x;i <= y;i++) v2[i] = newv[i - x];
    return ret;
}

long long count_swaps(vector<int> S){
    for(int i = 0;i < S.size();i++){
        if(S[i] < 0){
            if(vp[-S[i]].empty()) vm[-S[i]].push_back(i);
            else{
                v.push_back(i);
                v.push_back(vp[-S[i]].front());
                vp[-S[i]].pop_front();
            }
        }
        if(S[i] > 0){
            if(vm[S[i]].empty()) vp[S[i]].push_back(i);
            else{
                v.push_back(vm[S[i]].front());
                v.push_back(i);
                vm[S[i]].pop_front();
            }
        }
    }
    for(int i = 0;i < v.size();i++) v2.push_back(v[i]);
    return merge_sort(0, v2.size()-1);
}

Compilation message

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:29:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |     for(int i = 0;i < S.size();i++){
      |                   ~~^~~~~~~~~~
shoes.cpp:47:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |     for(int i = 0;i < v.size();i++) v2.push_back(v[i]);
      |                   ~~^~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 98 ms 134904 KB Output is correct
2 Correct 100 ms 134904 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 98 ms 134904 KB Output is correct
2 Correct 100 ms 134904 KB Output is correct
3 Correct 101 ms 134904 KB Output is correct
4 Correct 100 ms 135032 KB Output is correct
5 Correct 99 ms 134904 KB Output is correct
6 Correct 99 ms 134904 KB Output is correct
7 Correct 100 ms 134904 KB Output is correct
8 Correct 97 ms 134904 KB Output is correct
9 Correct 98 ms 134904 KB Output is correct
10 Correct 99 ms 135032 KB Output is correct
11 Correct 99 ms 134908 KB Output is correct
12 Correct 99 ms 134908 KB Output is correct
13 Correct 101 ms 135032 KB Output is correct
14 Correct 99 ms 134904 KB Output is correct
15 Correct 100 ms 134904 KB Output is correct
16 Correct 99 ms 134972 KB Output is correct
17 Correct 118 ms 134936 KB Output is correct
18 Correct 100 ms 134916 KB Output is correct
19 Correct 98 ms 134908 KB Output is correct
20 Correct 100 ms 135032 KB Output is correct
21 Correct 99 ms 134904 KB Output is correct
22 Correct 99 ms 134904 KB Output is correct
23 Correct 101 ms 134904 KB Output is correct
24 Correct 101 ms 134904 KB Output is correct
25 Correct 99 ms 134904 KB Output is correct
26 Correct 101 ms 134904 KB Output is correct
27 Correct 99 ms 134904 KB Output is correct
28 Correct 99 ms 135000 KB Output is correct
29 Correct 99 ms 134904 KB Output is correct
30 Correct 100 ms 135032 KB Output is correct
31 Correct 100 ms 134904 KB Output is correct
32 Correct 102 ms 135036 KB Output is correct
33 Correct 100 ms 134904 KB Output is correct
34 Correct 101 ms 135032 KB Output is correct
35 Correct 99 ms 134904 KB Output is correct
36 Correct 101 ms 134904 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 98 ms 134904 KB Output is correct
2 Correct 100 ms 134904 KB Output is correct
3 Correct 99 ms 134884 KB Output is correct
4 Correct 100 ms 134908 KB Output is correct
5 Correct 98 ms 134904 KB Output is correct
6 Correct 100 ms 134904 KB Output is correct
7 Correct 99 ms 134904 KB Output is correct
8 Correct 98 ms 134904 KB Output is correct
9 Correct 101 ms 134904 KB Output is correct
10 Correct 100 ms 134904 KB Output is correct
11 Correct 101 ms 135032 KB Output is correct
12 Correct 100 ms 134904 KB Output is correct
13 Correct 100 ms 134904 KB Output is correct
14 Correct 101 ms 134904 KB Output is correct
15 Correct 99 ms 134904 KB Output is correct
16 Correct 101 ms 135032 KB Output is correct
17 Correct 108 ms 135012 KB Output is correct
18 Correct 104 ms 135032 KB Output is correct
19 Correct 103 ms 135036 KB Output is correct
20 Correct 119 ms 135544 KB Output is correct
21 Correct 120 ms 135416 KB Output is correct
22 Correct 222 ms 139668 KB Output is correct
23 Correct 213 ms 139796 KB Output is correct
24 Correct 220 ms 139808 KB Output is correct
25 Correct 220 ms 139952 KB Output is correct
26 Correct 220 ms 139808 KB Output is correct
27 Correct 216 ms 139808 KB Output is correct
28 Correct 218 ms 139908 KB Output is correct
29 Correct 221 ms 139788 KB Output is correct
30 Correct 215 ms 139912 KB Output is correct
31 Correct 227 ms 139924 KB Output is correct
32 Correct 216 ms 139912 KB Output is correct
33 Correct 219 ms 139788 KB Output is correct
34 Correct 219 ms 139788 KB Output is correct
35 Correct 104 ms 135164 KB Output is correct
36 Correct 101 ms 134904 KB Output is correct
37 Correct 214 ms 139960 KB Output is correct
38 Correct 217 ms 139928 KB Output is correct
39 Correct 213 ms 139916 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 101 ms 134904 KB Output is correct
2 Correct 100 ms 134880 KB Output is correct
3 Correct 100 ms 134904 KB Output is correct
4 Correct 99 ms 134904 KB Output is correct
5 Correct 239 ms 139836 KB Output is correct
6 Correct 230 ms 139672 KB Output is correct
7 Correct 235 ms 139672 KB Output is correct
8 Correct 214 ms 139784 KB Output is correct
9 Correct 234 ms 139660 KB Output is correct
10 Correct 234 ms 139672 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 98 ms 134904 KB Output is correct
2 Correct 100 ms 134904 KB Output is correct
3 Correct 101 ms 134904 KB Output is correct
4 Correct 100 ms 135032 KB Output is correct
5 Correct 99 ms 134904 KB Output is correct
6 Correct 99 ms 134904 KB Output is correct
7 Correct 100 ms 134904 KB Output is correct
8 Correct 97 ms 134904 KB Output is correct
9 Correct 98 ms 134904 KB Output is correct
10 Correct 99 ms 135032 KB Output is correct
11 Correct 99 ms 134908 KB Output is correct
12 Correct 99 ms 134908 KB Output is correct
13 Correct 101 ms 135032 KB Output is correct
14 Correct 99 ms 134904 KB Output is correct
15 Correct 100 ms 134904 KB Output is correct
16 Correct 99 ms 134972 KB Output is correct
17 Correct 118 ms 134936 KB Output is correct
18 Correct 100 ms 134916 KB Output is correct
19 Correct 98 ms 134908 KB Output is correct
20 Correct 100 ms 135032 KB Output is correct
21 Correct 99 ms 134904 KB Output is correct
22 Correct 99 ms 134904 KB Output is correct
23 Correct 101 ms 134904 KB Output is correct
24 Correct 101 ms 134904 KB Output is correct
25 Correct 99 ms 134904 KB Output is correct
26 Correct 101 ms 134904 KB Output is correct
27 Correct 99 ms 134904 KB Output is correct
28 Correct 99 ms 135000 KB Output is correct
29 Correct 99 ms 134904 KB Output is correct
30 Correct 100 ms 135032 KB Output is correct
31 Correct 100 ms 134904 KB Output is correct
32 Correct 102 ms 135036 KB Output is correct
33 Correct 100 ms 134904 KB Output is correct
34 Correct 101 ms 135032 KB Output is correct
35 Correct 99 ms 134904 KB Output is correct
36 Correct 101 ms 134904 KB Output is correct
37 Correct 101 ms 135032 KB Output is correct
38 Correct 100 ms 134904 KB Output is correct
39 Correct 100 ms 134904 KB Output is correct
40 Correct 100 ms 134988 KB Output is correct
41 Correct 102 ms 135032 KB Output is correct
42 Correct 101 ms 135032 KB Output is correct
43 Correct 102 ms 134920 KB Output is correct
44 Correct 102 ms 134956 KB Output is correct
45 Correct 101 ms 135000 KB Output is correct
46 Correct 103 ms 135032 KB Output is correct
47 Correct 102 ms 135032 KB Output is correct
48 Correct 102 ms 135008 KB Output is correct
49 Correct 102 ms 135032 KB Output is correct
50 Correct 103 ms 135032 KB Output is correct
51 Correct 111 ms 135032 KB Output is correct
52 Correct 102 ms 135032 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 98 ms 134904 KB Output is correct
2 Correct 100 ms 134904 KB Output is correct
3 Correct 101 ms 134904 KB Output is correct
4 Correct 100 ms 135032 KB Output is correct
5 Correct 99 ms 134904 KB Output is correct
6 Correct 99 ms 134904 KB Output is correct
7 Correct 100 ms 134904 KB Output is correct
8 Correct 97 ms 134904 KB Output is correct
9 Correct 98 ms 134904 KB Output is correct
10 Correct 99 ms 135032 KB Output is correct
11 Correct 99 ms 134908 KB Output is correct
12 Correct 99 ms 134908 KB Output is correct
13 Correct 101 ms 135032 KB Output is correct
14 Correct 99 ms 134904 KB Output is correct
15 Correct 100 ms 134904 KB Output is correct
16 Correct 99 ms 134972 KB Output is correct
17 Correct 118 ms 134936 KB Output is correct
18 Correct 100 ms 134916 KB Output is correct
19 Correct 98 ms 134908 KB Output is correct
20 Correct 100 ms 135032 KB Output is correct
21 Correct 99 ms 134904 KB Output is correct
22 Correct 99 ms 134904 KB Output is correct
23 Correct 101 ms 134904 KB Output is correct
24 Correct 101 ms 134904 KB Output is correct
25 Correct 99 ms 134904 KB Output is correct
26 Correct 101 ms 134904 KB Output is correct
27 Correct 99 ms 134904 KB Output is correct
28 Correct 99 ms 135000 KB Output is correct
29 Correct 99 ms 134904 KB Output is correct
30 Correct 100 ms 135032 KB Output is correct
31 Correct 100 ms 134904 KB Output is correct
32 Correct 102 ms 135036 KB Output is correct
33 Correct 100 ms 134904 KB Output is correct
34 Correct 101 ms 135032 KB Output is correct
35 Correct 99 ms 134904 KB Output is correct
36 Correct 101 ms 134904 KB Output is correct
37 Correct 99 ms 134884 KB Output is correct
38 Correct 100 ms 134908 KB Output is correct
39 Correct 98 ms 134904 KB Output is correct
40 Correct 100 ms 134904 KB Output is correct
41 Correct 99 ms 134904 KB Output is correct
42 Correct 98 ms 134904 KB Output is correct
43 Correct 101 ms 134904 KB Output is correct
44 Correct 100 ms 134904 KB Output is correct
45 Correct 101 ms 135032 KB Output is correct
46 Correct 100 ms 134904 KB Output is correct
47 Correct 100 ms 134904 KB Output is correct
48 Correct 101 ms 134904 KB Output is correct
49 Correct 99 ms 134904 KB Output is correct
50 Correct 101 ms 135032 KB Output is correct
51 Correct 108 ms 135012 KB Output is correct
52 Correct 104 ms 135032 KB Output is correct
53 Correct 103 ms 135036 KB Output is correct
54 Correct 119 ms 135544 KB Output is correct
55 Correct 120 ms 135416 KB Output is correct
56 Correct 222 ms 139668 KB Output is correct
57 Correct 213 ms 139796 KB Output is correct
58 Correct 220 ms 139808 KB Output is correct
59 Correct 220 ms 139952 KB Output is correct
60 Correct 220 ms 139808 KB Output is correct
61 Correct 216 ms 139808 KB Output is correct
62 Correct 218 ms 139908 KB Output is correct
63 Correct 221 ms 139788 KB Output is correct
64 Correct 215 ms 139912 KB Output is correct
65 Correct 227 ms 139924 KB Output is correct
66 Correct 216 ms 139912 KB Output is correct
67 Correct 219 ms 139788 KB Output is correct
68 Correct 219 ms 139788 KB Output is correct
69 Correct 104 ms 135164 KB Output is correct
70 Correct 101 ms 134904 KB Output is correct
71 Correct 214 ms 139960 KB Output is correct
72 Correct 217 ms 139928 KB Output is correct
73 Correct 213 ms 139916 KB Output is correct
74 Correct 101 ms 134904 KB Output is correct
75 Correct 100 ms 134880 KB Output is correct
76 Correct 100 ms 134904 KB Output is correct
77 Correct 99 ms 134904 KB Output is correct
78 Correct 239 ms 139836 KB Output is correct
79 Correct 230 ms 139672 KB Output is correct
80 Correct 235 ms 139672 KB Output is correct
81 Correct 214 ms 139784 KB Output is correct
82 Correct 234 ms 139660 KB Output is correct
83 Correct 234 ms 139672 KB Output is correct
84 Correct 101 ms 135032 KB Output is correct
85 Correct 100 ms 134904 KB Output is correct
86 Correct 100 ms 134904 KB Output is correct
87 Correct 100 ms 134988 KB Output is correct
88 Correct 102 ms 135032 KB Output is correct
89 Correct 101 ms 135032 KB Output is correct
90 Correct 102 ms 134920 KB Output is correct
91 Correct 102 ms 134956 KB Output is correct
92 Correct 101 ms 135000 KB Output is correct
93 Correct 103 ms 135032 KB Output is correct
94 Correct 102 ms 135032 KB Output is correct
95 Correct 102 ms 135008 KB Output is correct
96 Correct 102 ms 135032 KB Output is correct
97 Correct 103 ms 135032 KB Output is correct
98 Correct 111 ms 135032 KB Output is correct
99 Correct 102 ms 135032 KB Output is correct
100 Correct 100 ms 134960 KB Output is correct
101 Correct 110 ms 135544 KB Output is correct
102 Correct 112 ms 135544 KB Output is correct
103 Correct 251 ms 140952 KB Output is correct
104 Correct 223 ms 140952 KB Output is correct
105 Correct 238 ms 140944 KB Output is correct
106 Correct 242 ms 140944 KB Output is correct
107 Correct 230 ms 140956 KB Output is correct
108 Correct 231 ms 140952 KB Output is correct
109 Correct 219 ms 141200 KB Output is correct
110 Correct 221 ms 141056 KB Output is correct
111 Correct 236 ms 140952 KB Output is correct
112 Correct 242 ms 140956 KB Output is correct
113 Correct 240 ms 140924 KB Output is correct
114 Correct 235 ms 140952 KB Output is correct
115 Correct 233 ms 140940 KB Output is correct