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답안 #596051

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
596051 2022-07-14T09:41:58 Z alirezasamimi100 Arranging Shoes (IOI19_shoes) C++17
100 / 100
 119 ms 72688 KB 
#include "shoes.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long int;
using pii = pair<int,int>;
#define pb push_back
#define F first
#define S second

const int N = 1e5 + 10;

queue<int> q[N];
vector<pii> pr;
int f[N*2];
ll ans;
void upd(int t, int x){
    for(t+=5; t<N*2; t+=t&-t) f[t]+=x;
}
int get(int t, int x=0){
    for(t+=5; t; t-=t&-t) x+=f[t];
    return x;
}
ll count_swaps(vector<int> s) {
    int n = s.size();
    for(int i=0; i<n; i++){
        int x=abs(s[i]);
        upd(i,1);
        if(q[x].empty() || s[q[x].front()]==s[i]) q[x].push(i);
        else{
            pr.pb({q[x].front(),i});
            q[x].pop();
            if(s[i]!=x) ans++;
        }
    }
    sort(pr.begin(),pr.end());
    for(auto [x,y] : pr){
        upd(x,-1);
        upd(y,-1);
        ans+=get(y);
    }
    return ans;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 49 ms 67556 KB Output is correct
2 Correct 39 ms 67628 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 49 ms 67556 KB Output is correct
2 Correct 39 ms 67628 KB Output is correct
3 Correct 40 ms 67532 KB Output is correct
4 Correct 47 ms 67532 KB Output is correct
5 Correct 46 ms 67588 KB Output is correct
6 Correct 46 ms 67632 KB Output is correct
7 Correct 43 ms 67552 KB Output is correct
8 Correct 60 ms 67620 KB Output is correct
9 Correct 40 ms 67668 KB Output is correct
10 Correct 42 ms 67604 KB Output is correct
11 Correct 40 ms 67596 KB Output is correct
12 Correct 40 ms 67532 KB Output is correct
13 Correct 41 ms 67664 KB Output is correct
14 Correct 50 ms 67532 KB Output is correct
15 Correct 41 ms 67632 KB Output is correct
16 Correct 41 ms 67600 KB Output is correct
17 Correct 41 ms 67568 KB Output is correct
18 Correct 41 ms 67732 KB Output is correct
19 Correct 40 ms 67532 KB Output is correct
20 Correct 40 ms 67560 KB Output is correct
21 Correct 41 ms 67636 KB Output is correct
22 Correct 40 ms 67564 KB Output is correct
23 Correct 40 ms 67540 KB Output is correct
24 Correct 41 ms 67580 KB Output is correct
25 Correct 40 ms 67592 KB Output is correct
26 Correct 45 ms 67572 KB Output is correct
27 Correct 42 ms 67628 KB Output is correct
28 Correct 45 ms 67528 KB Output is correct
29 Correct 41 ms 67628 KB Output is correct
30 Correct 41 ms 67608 KB Output is correct
31 Correct 41 ms 67536 KB Output is correct
32 Correct 41 ms 67540 KB Output is correct
33 Correct 45 ms 67628 KB Output is correct
34 Correct 43 ms 67572 KB Output is correct
35 Correct 41 ms 67668 KB Output is correct
36 Correct 50 ms 67532 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 49 ms 67556 KB Output is correct
2 Correct 39 ms 67628 KB Output is correct
3 Correct 43 ms 67540 KB Output is correct
4 Correct 41 ms 67660 KB Output is correct
5 Correct 39 ms 67528 KB Output is correct
6 Correct 41 ms 67588 KB Output is correct
7 Correct 47 ms 67564 KB Output is correct
8 Correct 44 ms 67600 KB Output is correct
9 Correct 53 ms 67628 KB Output is correct
10 Correct 42 ms 67588 KB Output is correct
11 Correct 44 ms 67632 KB Output is correct
12 Correct 41 ms 67568 KB Output is correct
13 Correct 43 ms 67532 KB Output is correct
14 Correct 40 ms 67552 KB Output is correct
15 Correct 46 ms 67668 KB Output is correct
16 Correct 42 ms 67660 KB Output is correct
17 Correct 46 ms 67608 KB Output is correct
18 Correct 41 ms 67556 KB Output is correct
19 Correct 49 ms 67660 KB Output is correct
20 Correct 48 ms 68012 KB Output is correct
21 Correct 42 ms 67968 KB Output is correct
22 Correct 72 ms 70856 KB Output is correct
23 Correct 72 ms 72112 KB Output is correct
24 Correct 70 ms 72164 KB Output is correct
25 Correct 76 ms 72464 KB Output is correct
26 Correct 84 ms 72104 KB Output is correct
27 Correct 79 ms 71880 KB Output is correct
28 Correct 71 ms 72672 KB Output is correct
29 Correct 72 ms 72680 KB Output is correct
30 Correct 68 ms 72620 KB Output is correct
31 Correct 73 ms 72100 KB Output is correct
32 Correct 81 ms 72616 KB Output is correct
33 Correct 85 ms 72504 KB Output is correct
34 Correct 83 ms 72660 KB Output is correct
35 Correct 43 ms 67640 KB Output is correct
36 Correct 42 ms 67576 KB Output is correct
37 Correct 69 ms 72584 KB Output is correct
38 Correct 71 ms 72648 KB Output is correct
39 Correct 81 ms 72648 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 42 ms 67640 KB Output is correct
2 Correct 42 ms 67560 KB Output is correct
3 Correct 41 ms 67564 KB Output is correct
4 Correct 45 ms 67640 KB Output is correct
5 Correct 90 ms 70996 KB Output is correct
6 Correct 90 ms 72144 KB Output is correct
7 Correct 89 ms 72256 KB Output is correct
8 Correct 72 ms 72652 KB Output is correct
9 Correct 85 ms 72236 KB Output is correct
10 Correct 94 ms 72240 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 49 ms 67556 KB Output is correct
2 Correct 39 ms 67628 KB Output is correct
3 Correct 40 ms 67532 KB Output is correct
4 Correct 47 ms 67532 KB Output is correct
5 Correct 46 ms 67588 KB Output is correct
6 Correct 46 ms 67632 KB Output is correct
7 Correct 43 ms 67552 KB Output is correct
8 Correct 60 ms 67620 KB Output is correct
9 Correct 40 ms 67668 KB Output is correct
10 Correct 42 ms 67604 KB Output is correct
11 Correct 40 ms 67596 KB Output is correct
12 Correct 40 ms 67532 KB Output is correct
13 Correct 41 ms 67664 KB Output is correct
14 Correct 50 ms 67532 KB Output is correct
15 Correct 41 ms 67632 KB Output is correct
16 Correct 41 ms 67600 KB Output is correct
17 Correct 41 ms 67568 KB Output is correct
18 Correct 41 ms 67732 KB Output is correct
19 Correct 40 ms 67532 KB Output is correct
20 Correct 40 ms 67560 KB Output is correct
21 Correct 41 ms 67636 KB Output is correct
22 Correct 40 ms 67564 KB Output is correct
23 Correct 40 ms 67540 KB Output is correct
24 Correct 41 ms 67580 KB Output is correct
25 Correct 40 ms 67592 KB Output is correct
26 Correct 45 ms 67572 KB Output is correct
27 Correct 42 ms 67628 KB Output is correct
28 Correct 45 ms 67528 KB Output is correct
29 Correct 41 ms 67628 KB Output is correct
30 Correct 41 ms 67608 KB Output is correct
31 Correct 41 ms 67536 KB Output is correct
32 Correct 41 ms 67540 KB Output is correct
33 Correct 45 ms 67628 KB Output is correct
34 Correct 43 ms 67572 KB Output is correct
35 Correct 41 ms 67668 KB Output is correct
36 Correct 50 ms 67532 KB Output is correct
37 Correct 50 ms 67592 KB Output is correct
38 Correct 46 ms 67588 KB Output is correct
39 Correct 42 ms 67584 KB Output is correct
40 Correct 44 ms 67680 KB Output is correct
41 Correct 41 ms 67668 KB Output is correct
42 Correct 40 ms 67628 KB Output is correct
43 Correct 45 ms 67672 KB Output is correct
44 Correct 49 ms 67676 KB Output is correct
45 Correct 43 ms 67656 KB Output is correct
46 Correct 44 ms 67664 KB Output is correct
47 Correct 41 ms 67660 KB Output is correct
48 Correct 43 ms 67660 KB Output is correct
49 Correct 41 ms 67608 KB Output is correct
50 Correct 42 ms 67664 KB Output is correct
51 Correct 41 ms 67668 KB Output is correct
52 Correct 42 ms 67596 KB Output is correct

Subtask #6
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 49 ms 67556 KB Output is correct
2 Correct 39 ms 67628 KB Output is correct
3 Correct 40 ms 67532 KB Output is correct
4 Correct 47 ms 67532 KB Output is correct
5 Correct 46 ms 67588 KB Output is correct
6 Correct 46 ms 67632 KB Output is correct
7 Correct 43 ms 67552 KB Output is correct
8 Correct 60 ms 67620 KB Output is correct
9 Correct 40 ms 67668 KB Output is correct
10 Correct 42 ms 67604 KB Output is correct
11 Correct 40 ms 67596 KB Output is correct
12 Correct 40 ms 67532 KB Output is correct
13 Correct 41 ms 67664 KB Output is correct
14 Correct 50 ms 67532 KB Output is correct
15 Correct 41 ms 67632 KB Output is correct
16 Correct 41 ms 67600 KB Output is correct
17 Correct 41 ms 67568 KB Output is correct
18 Correct 41 ms 67732 KB Output is correct
19 Correct 40 ms 67532 KB Output is correct
20 Correct 40 ms 67560 KB Output is correct
21 Correct 41 ms 67636 KB Output is correct
22 Correct 40 ms 67564 KB Output is correct
23 Correct 40 ms 67540 KB Output is correct
24 Correct 41 ms 67580 KB Output is correct
25 Correct 40 ms 67592 KB Output is correct
26 Correct 45 ms 67572 KB Output is correct
27 Correct 42 ms 67628 KB Output is correct
28 Correct 45 ms 67528 KB Output is correct
29 Correct 41 ms 67628 KB Output is correct
30 Correct 41 ms 67608 KB Output is correct
31 Correct 41 ms 67536 KB Output is correct
32 Correct 41 ms 67540 KB Output is correct
33 Correct 45 ms 67628 KB Output is correct
34 Correct 43 ms 67572 KB Output is correct
35 Correct 41 ms 67668 KB Output is correct
36 Correct 50 ms 67532 KB Output is correct
37 Correct 43 ms 67540 KB Output is correct
38 Correct 41 ms 67660 KB Output is correct
39 Correct 39 ms 67528 KB Output is correct
40 Correct 41 ms 67588 KB Output is correct
41 Correct 47 ms 67564 KB Output is correct
42 Correct 44 ms 67600 KB Output is correct
43 Correct 53 ms 67628 KB Output is correct
44 Correct 42 ms 67588 KB Output is correct
45 Correct 44 ms 67632 KB Output is correct
46 Correct 41 ms 67568 KB Output is correct
47 Correct 43 ms 67532 KB Output is correct
48 Correct 40 ms 67552 KB Output is correct
49 Correct 46 ms 67668 KB Output is correct
50 Correct 42 ms 67660 KB Output is correct
51 Correct 46 ms 67608 KB Output is correct
52 Correct 41 ms 67556 KB Output is correct
53 Correct 49 ms 67660 KB Output is correct
54 Correct 48 ms 68012 KB Output is correct
55 Correct 42 ms 67968 KB Output is correct
56 Correct 72 ms 70856 KB Output is correct
57 Correct 72 ms 72112 KB Output is correct
58 Correct 70 ms 72164 KB Output is correct
59 Correct 76 ms 72464 KB Output is correct
60 Correct 84 ms 72104 KB Output is correct
61 Correct 79 ms 71880 KB Output is correct
62 Correct 71 ms 72672 KB Output is correct
63 Correct 72 ms 72680 KB Output is correct
64 Correct 68 ms 72620 KB Output is correct
65 Correct 73 ms 72100 KB Output is correct
66 Correct 81 ms 72616 KB Output is correct
67 Correct 85 ms 72504 KB Output is correct
68 Correct 83 ms 72660 KB Output is correct
69 Correct 43 ms 67640 KB Output is correct
70 Correct 42 ms 67576 KB Output is correct
71 Correct 69 ms 72584 KB Output is correct
72 Correct 71 ms 72648 KB Output is correct
73 Correct 81 ms 72648 KB Output is correct
74 Correct 42 ms 67640 KB Output is correct
75 Correct 42 ms 67560 KB Output is correct
76 Correct 41 ms 67564 KB Output is correct
77 Correct 45 ms 67640 KB Output is correct
78 Correct 90 ms 70996 KB Output is correct
79 Correct 90 ms 72144 KB Output is correct
80 Correct 89 ms 72256 KB Output is correct
81 Correct 72 ms 72652 KB Output is correct
82 Correct 85 ms 72236 KB Output is correct
83 Correct 94 ms 72240 KB Output is correct
84 Correct 50 ms 67592 KB Output is correct
85 Correct 46 ms 67588 KB Output is correct
86 Correct 42 ms 67584 KB Output is correct
87 Correct 44 ms 67680 KB Output is correct
88 Correct 41 ms 67668 KB Output is correct
89 Correct 40 ms 67628 KB Output is correct
90 Correct 45 ms 67672 KB Output is correct
91 Correct 49 ms 67676 KB Output is correct
92 Correct 43 ms 67656 KB Output is correct
93 Correct 44 ms 67664 KB Output is correct
94 Correct 41 ms 67660 KB Output is correct
95 Correct 43 ms 67660 KB Output is correct
96 Correct 41 ms 67608 KB Output is correct
97 Correct 42 ms 67664 KB Output is correct
98 Correct 41 ms 67668 KB Output is correct
99 Correct 42 ms 67596 KB Output is correct
100 Correct 43 ms 67616 KB Output is correct
101 Correct 47 ms 68180 KB Output is correct
102 Correct 55 ms 68172 KB Output is correct
103 Correct 104 ms 72184 KB Output is correct
104 Correct 87 ms 72104 KB Output is correct
105 Correct 90 ms 72140 KB Output is correct
106 Correct 83 ms 72160 KB Output is correct
107 Correct 93 ms 72100 KB Output is correct
108 Correct 98 ms 72144 KB Output is correct
109 Correct 71 ms 72688 KB Output is correct
110 Correct 71 ms 72648 KB Output is correct
111 Correct 83 ms 72264 KB Output is correct
112 Correct 91 ms 72232 KB Output is correct
113 Correct 119 ms 72224 KB Output is correct
114 Correct 97 ms 72232 KB Output is correct
115 Correct 88 ms 72240 KB Output is correct