oj.uz

Submission #602089

# Submission time Handle Problem Language Result Execution time Memory
602089 2022-07-22T14:46:52 Z ttamx Arranging Shoes (IOI19_shoes) C++14
100 / 100
 228 ms 274392 KB 
#include "shoes.h"
#include<bits/stdc++.h>
#define ll long long

using namespace std;

const int N=2e5+5;

int n;
ll f[N],ans;
queue<int> q[2][N];

void add(int i,int v){
    while(i<N){
        f[i]+=v;
        i+=i&-i;
    }
}

ll read(int i){
    ll ret=0;
    while(i>0){
        ret+=f[i];
        i-=i&-i;
    }
    return ret;
}

ll count_swaps(std::vector<int> s) {
	n=s.size();
	for(int i=1;i<=n;++i)add(i,1);
	for(int i=1;i<=n;++i){
        int a=abs(s[i-1]);
        int b=(0?1:s[i-1]<0);
        if(!q[1-b][a].empty()){
            ll tmp=read(i)-read(q[1-b][a].front()-b)-1;
            ans+=tmp;
            //printf("move %d from %d to %d, used %d\n",a,i,q[1-b][b].front(),tmp);
            add(i,-1);
            add(q[1-b][a].front(),1);
            q[1-b][a].pop();
        }else{
            //printf("add %d at %d\n",a,i);
            q[b][a].emplace(i);
        }
	}
	return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 159 ms 269552 KB Output is correct
2 Correct 157 ms 269592 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 159 ms 269552 KB Output is correct
2 Correct 157 ms 269592 KB Output is correct
3 Correct 157 ms 269520 KB Output is correct
4 Correct 158 ms 269588 KB Output is correct
5 Correct 162 ms 269500 KB Output is correct
6 Correct 153 ms 269568 KB Output is correct
7 Correct 156 ms 269620 KB Output is correct
8 Correct 165 ms 269568 KB Output is correct
9 Correct 153 ms 269516 KB Output is correct
10 Correct 155 ms 269620 KB Output is correct
11 Correct 157 ms 269496 KB Output is correct
12 Correct 158 ms 269576 KB Output is correct
13 Correct 169 ms 269520 KB Output is correct
14 Correct 163 ms 269524 KB Output is correct
15 Correct 175 ms 269516 KB Output is correct
16 Correct 153 ms 269496 KB Output is correct
17 Correct 154 ms 269544 KB Output is correct
18 Correct 161 ms 269496 KB Output is correct
19 Correct 155 ms 269540 KB Output is correct
20 Correct 156 ms 269516 KB Output is correct
21 Correct 152 ms 269564 KB Output is correct
22 Correct 176 ms 269608 KB Output is correct
23 Correct 154 ms 269612 KB Output is correct
24 Correct 155 ms 269500 KB Output is correct
25 Correct 158 ms 269564 KB Output is correct
26 Correct 155 ms 269532 KB Output is correct
27 Correct 166 ms 269504 KB Output is correct
28 Correct 157 ms 269592 KB Output is correct
29 Correct 154 ms 269516 KB Output is correct
30 Correct 160 ms 269596 KB Output is correct
31 Correct 162 ms 269580 KB Output is correct
32 Correct 153 ms 269608 KB Output is correct
33 Correct 150 ms 269536 KB Output is correct
34 Correct 163 ms 269532 KB Output is correct
35 Correct 158 ms 269596 KB Output is correct
36 Correct 152 ms 269552 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 159 ms 269552 KB Output is correct
2 Correct 157 ms 269592 KB Output is correct
3 Correct 159 ms 269520 KB Output is correct
4 Correct 160 ms 269648 KB Output is correct
5 Correct 163 ms 269540 KB Output is correct
6 Correct 154 ms 269564 KB Output is correct
7 Correct 163 ms 269656 KB Output is correct
8 Correct 152 ms 269536 KB Output is correct
9 Correct 153 ms 269576 KB Output is correct
10 Correct 158 ms 269516 KB Output is correct
11 Correct 160 ms 269660 KB Output is correct
12 Correct 155 ms 269516 KB Output is correct
13 Correct 156 ms 269516 KB Output is correct
14 Correct 171 ms 269544 KB Output is correct
15 Correct 153 ms 269600 KB Output is correct
16 Correct 162 ms 269512 KB Output is correct
17 Correct 167 ms 269516 KB Output is correct
18 Correct 154 ms 269624 KB Output is correct
19 Correct 158 ms 269664 KB Output is correct
20 Correct 159 ms 269852 KB Output is correct
21 Correct 165 ms 269892 KB Output is correct
22 Correct 190 ms 272632 KB Output is correct
23 Correct 187 ms 274052 KB Output is correct
24 Correct 189 ms 273868 KB Output is correct
25 Correct 191 ms 274180 KB Output is correct
26 Correct 191 ms 274124 KB Output is correct
27 Correct 188 ms 273780 KB Output is correct
28 Correct 194 ms 274380 KB Output is correct
29 Correct 201 ms 274392 KB Output is correct
30 Correct 192 ms 274380 KB Output is correct
31 Correct 187 ms 273920 KB Output is correct
32 Correct 197 ms 274296 KB Output is correct
33 Correct 211 ms 274184 KB Output is correct
34 Correct 194 ms 274328 KB Output is correct
35 Correct 158 ms 269612 KB Output is correct
36 Correct 160 ms 269560 KB Output is correct
37 Correct 185 ms 274336 KB Output is correct
38 Correct 186 ms 274324 KB Output is correct
39 Correct 187 ms 274376 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 151 ms 269516 KB Output is correct
2 Correct 161 ms 269500 KB Output is correct
3 Correct 160 ms 269524 KB Output is correct
4 Correct 169 ms 269516 KB Output is correct
5 Correct 222 ms 272696 KB Output is correct
6 Correct 200 ms 273932 KB Output is correct
7 Correct 209 ms 273900 KB Output is correct
8 Correct 217 ms 274364 KB Output is correct
9 Correct 208 ms 273960 KB Output is correct
10 Correct 207 ms 273888 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 159 ms 269552 KB Output is correct
2 Correct 157 ms 269592 KB Output is correct
3 Correct 157 ms 269520 KB Output is correct
4 Correct 158 ms 269588 KB Output is correct
5 Correct 162 ms 269500 KB Output is correct
6 Correct 153 ms 269568 KB Output is correct
7 Correct 156 ms 269620 KB Output is correct
8 Correct 165 ms 269568 KB Output is correct
9 Correct 153 ms 269516 KB Output is correct
10 Correct 155 ms 269620 KB Output is correct
11 Correct 157 ms 269496 KB Output is correct
12 Correct 158 ms 269576 KB Output is correct
13 Correct 169 ms 269520 KB Output is correct
14 Correct 163 ms 269524 KB Output is correct
15 Correct 175 ms 269516 KB Output is correct
16 Correct 153 ms 269496 KB Output is correct
17 Correct 154 ms 269544 KB Output is correct
18 Correct 161 ms 269496 KB Output is correct
19 Correct 155 ms 269540 KB Output is correct
20 Correct 156 ms 269516 KB Output is correct
21 Correct 152 ms 269564 KB Output is correct
22 Correct 176 ms 269608 KB Output is correct
23 Correct 154 ms 269612 KB Output is correct
24 Correct 155 ms 269500 KB Output is correct
25 Correct 158 ms 269564 KB Output is correct
26 Correct 155 ms 269532 KB Output is correct
27 Correct 166 ms 269504 KB Output is correct
28 Correct 157 ms 269592 KB Output is correct
29 Correct 154 ms 269516 KB Output is correct
30 Correct 160 ms 269596 KB Output is correct
31 Correct 162 ms 269580 KB Output is correct
32 Correct 153 ms 269608 KB Output is correct
33 Correct 150 ms 269536 KB Output is correct
34 Correct 163 ms 269532 KB Output is correct
35 Correct 158 ms 269596 KB Output is correct
36 Correct 152 ms 269552 KB Output is correct
37 Correct 160 ms 269552 KB Output is correct
38 Correct 155 ms 269612 KB Output is correct
39 Correct 166 ms 269576 KB Output is correct
40 Correct 159 ms 269516 KB Output is correct
41 Correct 160 ms 269544 KB Output is correct
42 Correct 181 ms 269512 KB Output is correct
43 Correct 155 ms 269624 KB Output is correct
44 Correct 157 ms 269576 KB Output is correct
45 Correct 157 ms 269596 KB Output is correct
46 Correct 164 ms 269516 KB Output is correct
47 Correct 153 ms 269532 KB Output is correct
48 Correct 153 ms 269696 KB Output is correct
49 Correct 157 ms 269568 KB Output is correct
50 Correct 173 ms 269564 KB Output is correct
51 Correct 159 ms 269516 KB Output is correct
52 Correct 158 ms 269516 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 159 ms 269552 KB Output is correct
2 Correct 157 ms 269592 KB Output is correct
3 Correct 157 ms 269520 KB Output is correct
4 Correct 158 ms 269588 KB Output is correct
5 Correct 162 ms 269500 KB Output is correct
6 Correct 153 ms 269568 KB Output is correct
7 Correct 156 ms 269620 KB Output is correct
8 Correct 165 ms 269568 KB Output is correct
9 Correct 153 ms 269516 KB Output is correct
10 Correct 155 ms 269620 KB Output is correct
11 Correct 157 ms 269496 KB Output is correct
12 Correct 158 ms 269576 KB Output is correct
13 Correct 169 ms 269520 KB Output is correct
14 Correct 163 ms 269524 KB Output is correct
15 Correct 175 ms 269516 KB Output is correct
16 Correct 153 ms 269496 KB Output is correct
17 Correct 154 ms 269544 KB Output is correct
18 Correct 161 ms 269496 KB Output is correct
19 Correct 155 ms 269540 KB Output is correct
20 Correct 156 ms 269516 KB Output is correct
21 Correct 152 ms 269564 KB Output is correct
22 Correct 176 ms 269608 KB Output is correct
23 Correct 154 ms 269612 KB Output is correct
24 Correct 155 ms 269500 KB Output is correct
25 Correct 158 ms 269564 KB Output is correct
26 Correct 155 ms 269532 KB Output is correct
27 Correct 166 ms 269504 KB Output is correct
28 Correct 157 ms 269592 KB Output is correct
29 Correct 154 ms 269516 KB Output is correct
30 Correct 160 ms 269596 KB Output is correct
31 Correct 162 ms 269580 KB Output is correct
32 Correct 153 ms 269608 KB Output is correct
33 Correct 150 ms 269536 KB Output is correct
34 Correct 163 ms 269532 KB Output is correct
35 Correct 158 ms 269596 KB Output is correct
36 Correct 152 ms 269552 KB Output is correct
37 Correct 159 ms 269520 KB Output is correct
38 Correct 160 ms 269648 KB Output is correct
39 Correct 163 ms 269540 KB Output is correct
40 Correct 154 ms 269564 KB Output is correct
41 Correct 163 ms 269656 KB Output is correct
42 Correct 152 ms 269536 KB Output is correct
43 Correct 153 ms 269576 KB Output is correct
44 Correct 158 ms 269516 KB Output is correct
45 Correct 160 ms 269660 KB Output is correct
46 Correct 155 ms 269516 KB Output is correct
47 Correct 156 ms 269516 KB Output is correct
48 Correct 171 ms 269544 KB Output is correct
49 Correct 153 ms 269600 KB Output is correct
50 Correct 162 ms 269512 KB Output is correct
51 Correct 167 ms 269516 KB Output is correct
52 Correct 154 ms 269624 KB Output is correct
53 Correct 158 ms 269664 KB Output is correct
54 Correct 159 ms 269852 KB Output is correct
55 Correct 165 ms 269892 KB Output is correct
56 Correct 190 ms 272632 KB Output is correct
57 Correct 187 ms 274052 KB Output is correct
58 Correct 189 ms 273868 KB Output is correct
59 Correct 191 ms 274180 KB Output is correct
60 Correct 191 ms 274124 KB Output is correct
61 Correct 188 ms 273780 KB Output is correct
62 Correct 194 ms 274380 KB Output is correct
63 Correct 201 ms 274392 KB Output is correct
64 Correct 192 ms 274380 KB Output is correct
65 Correct 187 ms 273920 KB Output is correct
66 Correct 197 ms 274296 KB Output is correct
67 Correct 211 ms 274184 KB Output is correct
68 Correct 194 ms 274328 KB Output is correct
69 Correct 158 ms 269612 KB Output is correct
70 Correct 160 ms 269560 KB Output is correct
71 Correct 185 ms 274336 KB Output is correct
72 Correct 186 ms 274324 KB Output is correct
73 Correct 187 ms 274376 KB Output is correct
74 Correct 151 ms 269516 KB Output is correct
75 Correct 161 ms 269500 KB Output is correct
76 Correct 160 ms 269524 KB Output is correct
77 Correct 169 ms 269516 KB Output is correct
78 Correct 222 ms 272696 KB Output is correct
79 Correct 200 ms 273932 KB Output is correct
80 Correct 209 ms 273900 KB Output is correct
81 Correct 217 ms 274364 KB Output is correct
82 Correct 208 ms 273960 KB Output is correct
83 Correct 207 ms 273888 KB Output is correct
84 Correct 160 ms 269552 KB Output is correct
85 Correct 155 ms 269612 KB Output is correct
86 Correct 166 ms 269576 KB Output is correct
87 Correct 159 ms 269516 KB Output is correct
88 Correct 160 ms 269544 KB Output is correct
89 Correct 181 ms 269512 KB Output is correct
90 Correct 155 ms 269624 KB Output is correct
91 Correct 157 ms 269576 KB Output is correct
92 Correct 157 ms 269596 KB Output is correct
93 Correct 164 ms 269516 KB Output is correct
94 Correct 153 ms 269532 KB Output is correct
95 Correct 153 ms 269696 KB Output is correct
96 Correct 157 ms 269568 KB Output is correct
97 Correct 173 ms 269564 KB Output is correct
98 Correct 159 ms 269516 KB Output is correct
99 Correct 158 ms 269516 KB Output is correct
100 Correct 156 ms 269544 KB Output is correct
101 Correct 167 ms 269900 KB Output is correct
102 Correct 163 ms 270064 KB Output is correct
103 Correct 220 ms 273968 KB Output is correct
104 Correct 214 ms 273872 KB Output is correct
105 Correct 212 ms 274032 KB Output is correct
106 Correct 213 ms 273888 KB Output is correct
107 Correct 195 ms 273944 KB Output is correct
108 Correct 196 ms 273900 KB Output is correct
109 Correct 201 ms 274372 KB Output is correct
110 Correct 195 ms 274264 KB Output is correct
111 Correct 209 ms 273936 KB Output is correct
112 Correct 222 ms 273984 KB Output is correct
113 Correct 196 ms 273868 KB Output is correct
114 Correct 228 ms 274148 KB Output is correct
115 Correct 212 ms 273896 KB Output is correct