oj.uz

Submission #784275

# Submission time Handle Problem Language Result Execution time Memory
784275 2023-07-15T23:47:01 Z Magikarp4000 Arranging Shoes (IOI19_shoes) C++17
100 / 100
 178 ms 144576 KB 
#include "shoes.h"
#include <bits/stdc++.h>
using namespace std;
#define OPTM ios_base::sync_with_stdio(0); cin.tie(0);
#define INF int(1e9+7)
#define ln '\n' 
#define ll long long
#define ull unsigned long long
#define ui unsigned int
#define us unsigned short
#define FOR(i,s,n) for (int i = s; i < n; i++)
#define FORR(i,n,s) for (int i = n; i > s; i--)
#define FORX(u, arr) for (auto u : arr)
#define PB push_back
#define in(v,x) (v.find(x) != v.end())
#define F first
#define S second
#define PII pair<int, int>
#define PLL pair<ll, ll>
#define UM unordered_map
#define US unordered_set
#define PQ priority_queue
#define ALL(v) v.begin(), v.end()
const ll LLINF = 1e18+1;
#define int long long

const int MAXN = 2e5+5;
int st[MAXN*4+10], a[MAXN];
bool z[MAXN];
queue<int> w[MAXN];

void update(int s, int tl, int tr, int idx, int val) {
    if (tl == tr) st[s] = val;
    else {
        int tm = (tl+tr)/2;
        if (idx <= tm) update(s*2,tl,tm,idx,val);
        else update(s*2+1,tm+1,tr,idx,val);
        st[s] = st[s*2]+st[s*2+1];
    }
}

int query(int s, int tl, int tr, int l, int r) {
    if (l <= tl && r >= tr) return st[s];
    int tm = (tl+tr)/2;
    int cur = 0LL;
    if (l <= tm) cur += query(s*2,tl,tm,l,r);
    if (r > tm) cur += query(s*2+1,tm+1,tr,l,r);
    return cur;
}

long long count_swaps(std::vector<int32_t> v) {
    int n = v.size()/2;
    FOR(i,0,n*2) a[i] = -1;
    FOR(i,0,n*2) {
        if (!w[-v[i]+n].empty()) {
            int x = w[-v[i]+n].front();
            w[-v[i]+n].pop();
            a[x] = i;
        }
        else {
            w[v[i]+n].push(i);
        }
    }
    FOR(i,0,n*2) update(1,0,n*2-1,i,1);
    int res = 0LL;
    FOR(i,0,n*2) {
        if (z[i]) continue;
        z[i] = z[a[i]] = 1;
        update(1,0,n*2-1,i,0);
        update(1,0,n*2-1,a[i],0);
        int dist = query(1,0,n*2-1,i,a[i]);
        dist += v[i] > 0 ? 1LL : 0LL;
        res += dist;
    }
    return res;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 134900 KB Output is correct
2 Correct 63 ms 134860 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 134900 KB Output is correct
2 Correct 63 ms 134860 KB Output is correct
3 Correct 62 ms 134940 KB Output is correct
4 Correct 65 ms 134868 KB Output is correct
5 Correct 65 ms 134836 KB Output is correct
6 Correct 65 ms 134940 KB Output is correct
7 Correct 63 ms 134880 KB Output is correct
8 Correct 64 ms 134940 KB Output is correct
9 Correct 64 ms 134840 KB Output is correct
10 Correct 72 ms 134920 KB Output is correct
11 Correct 76 ms 134860 KB Output is correct
12 Correct 65 ms 134928 KB Output is correct
13 Correct 63 ms 134912 KB Output is correct
14 Correct 64 ms 134848 KB Output is correct
15 Correct 64 ms 134872 KB Output is correct
16 Correct 68 ms 134884 KB Output is correct
17 Correct 65 ms 134824 KB Output is correct
18 Correct 66 ms 134884 KB Output is correct
19 Correct 64 ms 134872 KB Output is correct
20 Correct 65 ms 134932 KB Output is correct
21 Correct 68 ms 134884 KB Output is correct
22 Correct 70 ms 134984 KB Output is correct
23 Correct 64 ms 134912 KB Output is correct
24 Correct 65 ms 134880 KB Output is correct
25 Correct 67 ms 134860 KB Output is correct
26 Correct 65 ms 134920 KB Output is correct
27 Correct 66 ms 134844 KB Output is correct
28 Correct 65 ms 134876 KB Output is correct
29 Correct 81 ms 134860 KB Output is correct
30 Correct 65 ms 134888 KB Output is correct
31 Correct 83 ms 134928 KB Output is correct
32 Correct 66 ms 134860 KB Output is correct
33 Correct 67 ms 134840 KB Output is correct
34 Correct 70 ms 134844 KB Output is correct
35 Correct 68 ms 134944 KB Output is correct
36 Correct 66 ms 134856 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 134900 KB Output is correct
2 Correct 63 ms 134860 KB Output is correct
3 Correct 64 ms 134884 KB Output is correct
4 Correct 67 ms 134888 KB Output is correct
5 Correct 66 ms 134940 KB Output is correct
6 Correct 70 ms 134924 KB Output is correct
7 Correct 65 ms 134916 KB Output is correct
8 Correct 66 ms 134860 KB Output is correct
9 Correct 64 ms 134900 KB Output is correct
10 Correct 65 ms 134848 KB Output is correct
11 Correct 69 ms 134860 KB Output is correct
12 Correct 65 ms 134860 KB Output is correct
13 Correct 66 ms 134912 KB Output is correct
14 Correct 65 ms 134860 KB Output is correct
15 Correct 66 ms 134860 KB Output is correct
16 Correct 64 ms 134892 KB Output is correct
17 Correct 65 ms 134904 KB Output is correct
18 Correct 66 ms 134900 KB Output is correct
19 Correct 64 ms 134988 KB Output is correct
20 Correct 70 ms 135868 KB Output is correct
21 Correct 70 ms 135880 KB Output is correct
22 Correct 130 ms 143644 KB Output is correct
23 Correct 139 ms 143596 KB Output is correct
24 Correct 139 ms 143656 KB Output is correct
25 Correct 135 ms 144236 KB Output is correct
26 Correct 148 ms 143524 KB Output is correct
27 Correct 124 ms 143388 KB Output is correct
28 Correct 134 ms 144396 KB Output is correct
29 Correct 133 ms 144396 KB Output is correct
30 Correct 134 ms 144420 KB Output is correct
31 Correct 131 ms 143600 KB Output is correct
32 Correct 139 ms 144372 KB Output is correct
33 Correct 132 ms 144272 KB Output is correct
34 Correct 133 ms 144364 KB Output is correct
35 Correct 79 ms 134940 KB Output is correct
36 Correct 69 ms 134876 KB Output is correct
37 Correct 135 ms 144360 KB Output is correct
38 Correct 163 ms 144444 KB Output is correct
39 Correct 139 ms 144460 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 134956 KB Output is correct
2 Correct 71 ms 134860 KB Output is correct
3 Correct 65 ms 134912 KB Output is correct
4 Correct 64 ms 134852 KB Output is correct
5 Correct 138 ms 143516 KB Output is correct
6 Correct 144 ms 143572 KB Output is correct
7 Correct 136 ms 143592 KB Output is correct
8 Correct 138 ms 144420 KB Output is correct
9 Correct 141 ms 143632 KB Output is correct
10 Correct 178 ms 143500 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 134900 KB Output is correct
2 Correct 63 ms 134860 KB Output is correct
3 Correct 62 ms 134940 KB Output is correct
4 Correct 65 ms 134868 KB Output is correct
5 Correct 65 ms 134836 KB Output is correct
6 Correct 65 ms 134940 KB Output is correct
7 Correct 63 ms 134880 KB Output is correct
8 Correct 64 ms 134940 KB Output is correct
9 Correct 64 ms 134840 KB Output is correct
10 Correct 72 ms 134920 KB Output is correct
11 Correct 76 ms 134860 KB Output is correct
12 Correct 65 ms 134928 KB Output is correct
13 Correct 63 ms 134912 KB Output is correct
14 Correct 64 ms 134848 KB Output is correct
15 Correct 64 ms 134872 KB Output is correct
16 Correct 68 ms 134884 KB Output is correct
17 Correct 65 ms 134824 KB Output is correct
18 Correct 66 ms 134884 KB Output is correct
19 Correct 64 ms 134872 KB Output is correct
20 Correct 65 ms 134932 KB Output is correct
21 Correct 68 ms 134884 KB Output is correct
22 Correct 70 ms 134984 KB Output is correct
23 Correct 64 ms 134912 KB Output is correct
24 Correct 65 ms 134880 KB Output is correct
25 Correct 67 ms 134860 KB Output is correct
26 Correct 65 ms 134920 KB Output is correct
27 Correct 66 ms 134844 KB Output is correct
28 Correct 65 ms 134876 KB Output is correct
29 Correct 81 ms 134860 KB Output is correct
30 Correct 65 ms 134888 KB Output is correct
31 Correct 83 ms 134928 KB Output is correct
32 Correct 66 ms 134860 KB Output is correct
33 Correct 67 ms 134840 KB Output is correct
34 Correct 70 ms 134844 KB Output is correct
35 Correct 68 ms 134944 KB Output is correct
36 Correct 66 ms 134856 KB Output is correct
37 Correct 62 ms 134856 KB Output is correct
38 Correct 65 ms 134872 KB Output is correct
39 Correct 70 ms 134856 KB Output is correct
40 Correct 63 ms 134860 KB Output is correct
41 Correct 64 ms 134944 KB Output is correct
42 Correct 65 ms 134960 KB Output is correct
43 Correct 65 ms 134940 KB Output is correct
44 Correct 65 ms 134904 KB Output is correct
45 Correct 65 ms 134988 KB Output is correct
46 Correct 68 ms 134920 KB Output is correct
47 Correct 65 ms 134992 KB Output is correct
48 Correct 69 ms 134900 KB Output is correct
49 Correct 66 ms 135000 KB Output is correct
50 Correct 71 ms 135008 KB Output is correct
51 Correct 87 ms 134944 KB Output is correct
52 Correct 66 ms 135008 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 134900 KB Output is correct
2 Correct 63 ms 134860 KB Output is correct
3 Correct 62 ms 134940 KB Output is correct
4 Correct 65 ms 134868 KB Output is correct
5 Correct 65 ms 134836 KB Output is correct
6 Correct 65 ms 134940 KB Output is correct
7 Correct 63 ms 134880 KB Output is correct
8 Correct 64 ms 134940 KB Output is correct
9 Correct 64 ms 134840 KB Output is correct
10 Correct 72 ms 134920 KB Output is correct
11 Correct 76 ms 134860 KB Output is correct
12 Correct 65 ms 134928 KB Output is correct
13 Correct 63 ms 134912 KB Output is correct
14 Correct 64 ms 134848 KB Output is correct
15 Correct 64 ms 134872 KB Output is correct
16 Correct 68 ms 134884 KB Output is correct
17 Correct 65 ms 134824 KB Output is correct
18 Correct 66 ms 134884 KB Output is correct
19 Correct 64 ms 134872 KB Output is correct
20 Correct 65 ms 134932 KB Output is correct
21 Correct 68 ms 134884 KB Output is correct
22 Correct 70 ms 134984 KB Output is correct
23 Correct 64 ms 134912 KB Output is correct
24 Correct 65 ms 134880 KB Output is correct
25 Correct 67 ms 134860 KB Output is correct
26 Correct 65 ms 134920 KB Output is correct
27 Correct 66 ms 134844 KB Output is correct
28 Correct 65 ms 134876 KB Output is correct
29 Correct 81 ms 134860 KB Output is correct
30 Correct 65 ms 134888 KB Output is correct
31 Correct 83 ms 134928 KB Output is correct
32 Correct 66 ms 134860 KB Output is correct
33 Correct 67 ms 134840 KB Output is correct
34 Correct 70 ms 134844 KB Output is correct
35 Correct 68 ms 134944 KB Output is correct
36 Correct 66 ms 134856 KB Output is correct
37 Correct 64 ms 134884 KB Output is correct
38 Correct 67 ms 134888 KB Output is correct
39 Correct 66 ms 134940 KB Output is correct
40 Correct 70 ms 134924 KB Output is correct
41 Correct 65 ms 134916 KB Output is correct
42 Correct 66 ms 134860 KB Output is correct
43 Correct 64 ms 134900 KB Output is correct
44 Correct 65 ms 134848 KB Output is correct
45 Correct 69 ms 134860 KB Output is correct
46 Correct 65 ms 134860 KB Output is correct
47 Correct 66 ms 134912 KB Output is correct
48 Correct 65 ms 134860 KB Output is correct
49 Correct 66 ms 134860 KB Output is correct
50 Correct 64 ms 134892 KB Output is correct
51 Correct 65 ms 134904 KB Output is correct
52 Correct 66 ms 134900 KB Output is correct
53 Correct 64 ms 134988 KB Output is correct
54 Correct 70 ms 135868 KB Output is correct
55 Correct 70 ms 135880 KB Output is correct
56 Correct 130 ms 143644 KB Output is correct
57 Correct 139 ms 143596 KB Output is correct
58 Correct 139 ms 143656 KB Output is correct
59 Correct 135 ms 144236 KB Output is correct
60 Correct 148 ms 143524 KB Output is correct
61 Correct 124 ms 143388 KB Output is correct
62 Correct 134 ms 144396 KB Output is correct
63 Correct 133 ms 144396 KB Output is correct
64 Correct 134 ms 144420 KB Output is correct
65 Correct 131 ms 143600 KB Output is correct
66 Correct 139 ms 144372 KB Output is correct
67 Correct 132 ms 144272 KB Output is correct
68 Correct 133 ms 144364 KB Output is correct
69 Correct 79 ms 134940 KB Output is correct
70 Correct 69 ms 134876 KB Output is correct
71 Correct 135 ms 144360 KB Output is correct
72 Correct 163 ms 144444 KB Output is correct
73 Correct 139 ms 144460 KB Output is correct
74 Correct 65 ms 134956 KB Output is correct
75 Correct 71 ms 134860 KB Output is correct
76 Correct 65 ms 134912 KB Output is correct
77 Correct 64 ms 134852 KB Output is correct
78 Correct 138 ms 143516 KB Output is correct
79 Correct 144 ms 143572 KB Output is correct
80 Correct 136 ms 143592 KB Output is correct
81 Correct 138 ms 144420 KB Output is correct
82 Correct 141 ms 143632 KB Output is correct
83 Correct 178 ms 143500 KB Output is correct
84 Correct 62 ms 134856 KB Output is correct
85 Correct 65 ms 134872 KB Output is correct
86 Correct 70 ms 134856 KB Output is correct
87 Correct 63 ms 134860 KB Output is correct
88 Correct 64 ms 134944 KB Output is correct
89 Correct 65 ms 134960 KB Output is correct
90 Correct 65 ms 134940 KB Output is correct
91 Correct 65 ms 134904 KB Output is correct
92 Correct 65 ms 134988 KB Output is correct
93 Correct 68 ms 134920 KB Output is correct
94 Correct 65 ms 134992 KB Output is correct
95 Correct 69 ms 134900 KB Output is correct
96 Correct 66 ms 135000 KB Output is correct
97 Correct 71 ms 135008 KB Output is correct
98 Correct 87 ms 134944 KB Output is correct
99 Correct 66 ms 135008 KB Output is correct
100 Correct 65 ms 134960 KB Output is correct
101 Correct 73 ms 135884 KB Output is correct
102 Correct 72 ms 135776 KB Output is correct
103 Correct 152 ms 143524 KB Output is correct
104 Correct 131 ms 143524 KB Output is correct
105 Correct 142 ms 143576 KB Output is correct
106 Correct 142 ms 143584 KB Output is correct
107 Correct 135 ms 143516 KB Output is correct
108 Correct 141 ms 143584 KB Output is correct
109 Correct 134 ms 144388 KB Output is correct
110 Correct 134 ms 144576 KB Output is correct
111 Correct 140 ms 143520 KB Output is correct
112 Correct 145 ms 143500 KB Output is correct
113 Correct 145 ms 143620 KB Output is correct
114 Correct 162 ms 143544 KB Output is correct
115 Correct 151 ms 143508 KB Output is correct