oj.uz

답안 #145541

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
145541 2019-08-20T11:15:36 Z Sarah_Mokhtar Arranging Shoes (IOI19_shoes) C++14
100 / 100
 449 ms 26012 KB 
#include "shoes.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N=1e6+10,M=(N<<4),OO=0x3f3f3f;
int pos[N],BIT[M],n;
void update(int idx,int val){
	++idx;
    while(idx<=n){
        BIT[idx]+=val;
        idx+=(idx&-idx);
    }
}
ll query(int r){
    ll res=0;
    ++r;
	while(r>0){
        res+=BIT[r];
        r-=(r&-r);
    }
    return res;
}
ll count_swaps(vector<int>s){
    map<int,vector<int>>m;
    ll ret=0;
    n=s.size();
    for(int i=0;i<n;++i)
        update(i,1);
    for(int i=n-1;i>=0;--i)
        m[s[i]].push_back(i);
    for(int i=0;i<n;++i){
        if(query(i)-query(i-1)!=1) continue;
        int k=m[-s[i]].back();
        m[s[i]].pop_back();
        m[-s[i]].pop_back();
        update(i,-1);
        update(k,-1);
        ret+=query(k)-query(i);
        if(s[i]>0) ++ret;

    }
    return ret;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 256 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 256 KB Output is correct
23 Correct 2 ms 256 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 256 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 256 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 256 KB Output is correct
30 Correct 2 ms 256 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 256 KB Output is correct
33 Correct 2 ms 256 KB Output is correct
34 Correct 2 ms 256 KB Output is correct
35 Correct 2 ms 256 KB Output is correct
36 Correct 2 ms 376 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 256 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 3 ms 256 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 7 ms 888 KB Output is correct
21 Correct 6 ms 760 KB Output is correct
22 Correct 51 ms 4872 KB Output is correct
23 Correct 42 ms 4980 KB Output is correct
24 Correct 51 ms 4888 KB Output is correct
25 Correct 45 ms 4976 KB Output is correct
26 Correct 50 ms 4924 KB Output is correct
27 Correct 41 ms 4808 KB Output is correct
28 Correct 46 ms 5104 KB Output is correct
29 Correct 46 ms 5104 KB Output is correct
30 Correct 46 ms 5104 KB Output is correct
31 Correct 50 ms 4876 KB Output is correct
32 Correct 48 ms 5232 KB Output is correct
33 Correct 45 ms 4852 KB Output is correct
34 Correct 46 ms 5104 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 376 KB Output is correct
37 Correct 46 ms 5104 KB Output is correct
38 Correct 46 ms 5104 KB Output is correct
39 Correct 46 ms 5104 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 390 ms 25856 KB Output is correct
6 Correct 156 ms 6776 KB Output is correct
7 Correct 382 ms 26012 KB Output is correct
8 Correct 53 ms 4920 KB Output is correct
9 Correct 392 ms 25976 KB Output is correct
10 Correct 290 ms 14988 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 256 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 256 KB Output is correct
23 Correct 2 ms 256 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 256 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 256 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 256 KB Output is correct
30 Correct 2 ms 256 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 256 KB Output is correct
33 Correct 2 ms 256 KB Output is correct
34 Correct 2 ms 256 KB Output is correct
35 Correct 2 ms 256 KB Output is correct
36 Correct 2 ms 376 KB Output is correct
37 Correct 2 ms 256 KB Output is correct
38 Correct 2 ms 376 KB Output is correct
39 Correct 2 ms 376 KB Output is correct
40 Correct 2 ms 376 KB Output is correct
41 Correct 4 ms 632 KB Output is correct
42 Correct 3 ms 632 KB Output is correct
43 Correct 3 ms 504 KB Output is correct
44 Correct 3 ms 504 KB Output is correct
45 Correct 3 ms 504 KB Output is correct
46 Correct 3 ms 504 KB Output is correct
47 Correct 3 ms 376 KB Output is correct
48 Correct 3 ms 376 KB Output is correct
49 Correct 3 ms 376 KB Output is correct
50 Correct 3 ms 376 KB Output is correct
51 Correct 2 ms 376 KB Output is correct
52 Correct 3 ms 636 KB Output is correct

Subtask #6
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 256 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 256 KB Output is correct
23 Correct 2 ms 256 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 256 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 256 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 256 KB Output is correct
30 Correct 2 ms 256 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 256 KB Output is correct
33 Correct 2 ms 256 KB Output is correct
34 Correct 2 ms 256 KB Output is correct
35 Correct 2 ms 256 KB Output is correct
36 Correct 2 ms 376 KB Output is correct
37 Correct 2 ms 256 KB Output is correct
38 Correct 2 ms 256 KB Output is correct
39 Correct 3 ms 376 KB Output is correct
40 Correct 2 ms 256 KB Output is correct
41 Correct 2 ms 256 KB Output is correct
42 Correct 2 ms 376 KB Output is correct
43 Correct 2 ms 256 KB Output is correct
44 Correct 2 ms 256 KB Output is correct
45 Correct 2 ms 256 KB Output is correct
46 Correct 2 ms 256 KB Output is correct
47 Correct 2 ms 256 KB Output is correct
48 Correct 2 ms 256 KB Output is correct
49 Correct 2 ms 256 KB Output is correct
50 Correct 3 ms 256 KB Output is correct
51 Correct 2 ms 376 KB Output is correct
52 Correct 3 ms 376 KB Output is correct
53 Correct 2 ms 376 KB Output is correct
54 Correct 7 ms 888 KB Output is correct
55 Correct 6 ms 760 KB Output is correct
56 Correct 51 ms 4872 KB Output is correct
57 Correct 42 ms 4980 KB Output is correct
58 Correct 51 ms 4888 KB Output is correct
59 Correct 45 ms 4976 KB Output is correct
60 Correct 50 ms 4924 KB Output is correct
61 Correct 41 ms 4808 KB Output is correct
62 Correct 46 ms 5104 KB Output is correct
63 Correct 46 ms 5104 KB Output is correct
64 Correct 46 ms 5104 KB Output is correct
65 Correct 50 ms 4876 KB Output is correct
66 Correct 48 ms 5232 KB Output is correct
67 Correct 45 ms 4852 KB Output is correct
68 Correct 46 ms 5104 KB Output is correct
69 Correct 2 ms 376 KB Output is correct
70 Correct 2 ms 376 KB Output is correct
71 Correct 46 ms 5104 KB Output is correct
72 Correct 46 ms 5104 KB Output is correct
73 Correct 46 ms 5104 KB Output is correct
74 Correct 2 ms 256 KB Output is correct
75 Correct 2 ms 376 KB Output is correct
76 Correct 2 ms 376 KB Output is correct
77 Correct 2 ms 376 KB Output is correct
78 Correct 390 ms 25856 KB Output is correct
79 Correct 156 ms 6776 KB Output is correct
80 Correct 382 ms 26012 KB Output is correct
81 Correct 53 ms 4920 KB Output is correct
82 Correct 392 ms 25976 KB Output is correct
83 Correct 290 ms 14988 KB Output is correct
84 Correct 2 ms 256 KB Output is correct
85 Correct 2 ms 376 KB Output is correct
86 Correct 2 ms 376 KB Output is correct
87 Correct 2 ms 376 KB Output is correct
88 Correct 4 ms 632 KB Output is correct
89 Correct 3 ms 632 KB Output is correct
90 Correct 3 ms 504 KB Output is correct
91 Correct 3 ms 504 KB Output is correct
92 Correct 3 ms 504 KB Output is correct
93 Correct 3 ms 504 KB Output is correct
94 Correct 3 ms 376 KB Output is correct
95 Correct 3 ms 376 KB Output is correct
96 Correct 3 ms 376 KB Output is correct
97 Correct 3 ms 376 KB Output is correct
98 Correct 2 ms 376 KB Output is correct
99 Correct 3 ms 636 KB Output is correct
100 Correct 3 ms 508 KB Output is correct
101 Correct 22 ms 2552 KB Output is correct
102 Correct 15 ms 1144 KB Output is correct
103 Correct 449 ms 25976 KB Output is correct
104 Correct 409 ms 25976 KB Output is correct
105 Correct 336 ms 16376 KB Output is correct
106 Correct 397 ms 25920 KB Output is correct
107 Correct 171 ms 7288 KB Output is correct
108 Correct 196 ms 9336 KB Output is correct
109 Correct 48 ms 5232 KB Output is correct
110 Correct 46 ms 5104 KB Output is correct
111 Correct 379 ms 23472 KB Output is correct
112 Correct 393 ms 20984 KB Output is correct
113 Correct 166 ms 7544 KB Output is correct
114 Correct 403 ms 25876 KB Output is correct
115 Correct 391 ms 25976 KB Output is correct