oj.uz

Submission #207604

# Submission time Handle Problem Language Result Execution time Memory
207604 2020-03-08T05:49:22 Z ToMmyDong Arranging Shoes (IOI19_shoes) C++14
100 / 100
 266 ms 274552 KB 
#include "shoes.h"
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;

#ifdef tmd
#define debug(...) fprintf(stderr,"%d (%s) = ",__LINE__,#__VA_ARGS__);_do(__VA_ARGS__);
template<typename T> void _do (T &&x){cerr<<x<<endl;}
template<typename T, typename ...S> void _do (T &&x, S &&...y) {cerr<<x<<",";_do(y...);}
template<typename IT> ostream &printRng (IT bg, IT ed, ostream &os) {
    os<<"{";
    for (IT it=bg; it!=ed; it++) {
        if (it!=bg) {
            os<<",";
        }
        os<<(*it);
    }
    return os<<"}";
}
template<typename T> ostream &operator << (ostream &os, vector<T> &vec) {
    return printRng(vec.begin(), vec.end(), os);
}
#else
#define debug(...)
#endif // tmd

const int MAXN = 200005;
queue<int> idx[MAXN][2];

int bit[MAXN];

void add (int x, int y) {
    for (;x<MAXN;x+=-x&x) {
        bit[x] += y;
    }
}

int qry (int x) {
    int ret = 0;
    for (;x>0; x-=-x&x) {
        ret += bit[x];
    }
    return ret;
}

ll inv (const vector<int> &vec) {
    ll res = 0;
    for (auto it=vec.rbegin();it!=vec.rend();it++) {
        int v = *it;
        res += qry(v);
        add(v, 1);
    }
    return res;
}

long long count_swaps(std::vector<int> s) {
    vector<int> ser(s.size());
    int cnt = 1;
    for (int i=0; i<int(s.size()); i++) {
        const int v = s[i];

        if (idx[abs(v)][v>0].empty()) {
            ser[i] = v > 0 ? cnt + 1 : cnt;
            idx[abs(v)][v<0].emplace(v>0?cnt:cnt+1);
            cnt+=2;
        } else {
            ser[i] = idx[abs(v)][v>0].front();
            idx[abs(v)][v>0].pop();
        }
    }
    debug(ser);
	return inv(ser);
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 199 ms 269648 KB Output is correct
2 Correct 197 ms 269688 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 199 ms 269648 KB Output is correct
2 Correct 197 ms 269688 KB Output is correct
3 Correct 192 ms 269688 KB Output is correct
4 Correct 197 ms 269720 KB Output is correct
5 Correct 198 ms 269560 KB Output is correct
6 Correct 198 ms 269688 KB Output is correct
7 Correct 197 ms 269816 KB Output is correct
8 Correct 192 ms 269560 KB Output is correct
9 Correct 192 ms 269560 KB Output is correct
10 Correct 197 ms 269560 KB Output is correct
11 Correct 192 ms 269560 KB Output is correct
12 Correct 194 ms 269688 KB Output is correct
13 Correct 197 ms 269560 KB Output is correct
14 Correct 194 ms 269564 KB Output is correct
15 Correct 190 ms 269560 KB Output is correct
16 Correct 199 ms 269560 KB Output is correct
17 Correct 197 ms 269728 KB Output is correct
18 Correct 197 ms 269560 KB Output is correct
19 Correct 191 ms 269560 KB Output is correct
20 Correct 202 ms 269816 KB Output is correct
21 Correct 202 ms 269688 KB Output is correct
22 Correct 201 ms 269688 KB Output is correct
23 Correct 200 ms 269728 KB Output is correct
24 Correct 194 ms 269560 KB Output is correct
25 Correct 194 ms 269560 KB Output is correct
26 Correct 195 ms 269692 KB Output is correct
27 Correct 197 ms 269560 KB Output is correct
28 Correct 193 ms 269688 KB Output is correct
29 Correct 196 ms 269560 KB Output is correct
30 Correct 195 ms 269560 KB Output is correct
31 Correct 192 ms 269688 KB Output is correct
32 Correct 199 ms 269560 KB Output is correct
33 Correct 191 ms 269820 KB Output is correct
34 Correct 195 ms 269608 KB Output is correct
35 Correct 203 ms 269632 KB Output is correct
36 Correct 205 ms 269604 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 199 ms 269648 KB Output is correct
2 Correct 197 ms 269688 KB Output is correct
3 Correct 196 ms 269560 KB Output is correct
4 Correct 194 ms 269560 KB Output is correct
5 Correct 203 ms 269688 KB Output is correct
6 Correct 199 ms 269576 KB Output is correct
7 Correct 199 ms 269560 KB Output is correct
8 Correct 203 ms 269688 KB Output is correct
9 Correct 192 ms 269560 KB Output is correct
10 Correct 194 ms 269560 KB Output is correct
11 Correct 204 ms 269560 KB Output is correct
12 Correct 193 ms 269560 KB Output is correct
13 Correct 197 ms 269816 KB Output is correct
14 Correct 197 ms 269688 KB Output is correct
15 Correct 193 ms 269688 KB Output is correct
16 Correct 193 ms 269688 KB Output is correct
17 Correct 192 ms 269688 KB Output is correct
18 Correct 213 ms 269688 KB Output is correct
19 Correct 209 ms 269688 KB Output is correct
20 Correct 217 ms 269944 KB Output is correct
21 Correct 212 ms 269944 KB Output is correct
22 Correct 241 ms 272760 KB Output is correct
23 Correct 234 ms 274040 KB Output is correct
24 Correct 238 ms 274040 KB Output is correct
25 Correct 249 ms 274168 KB Output is correct
26 Correct 238 ms 274056 KB Output is correct
27 Correct 230 ms 273912 KB Output is correct
28 Correct 242 ms 274424 KB Output is correct
29 Correct 243 ms 274424 KB Output is correct
30 Correct 243 ms 274424 KB Output is correct
31 Correct 236 ms 274040 KB Output is correct
32 Correct 250 ms 274428 KB Output is correct
33 Correct 251 ms 274168 KB Output is correct
34 Correct 249 ms 274552 KB Output is correct
35 Correct 202 ms 269564 KB Output is correct
36 Correct 211 ms 269688 KB Output is correct
37 Correct 239 ms 274524 KB Output is correct
38 Correct 250 ms 274424 KB Output is correct
39 Correct 245 ms 274460 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 192 ms 269560 KB Output is correct
2 Correct 194 ms 269648 KB Output is correct
3 Correct 197 ms 269560 KB Output is correct
4 Correct 194 ms 269560 KB Output is correct
5 Correct 262 ms 272760 KB Output is correct
6 Correct 249 ms 274040 KB Output is correct
7 Correct 260 ms 274040 KB Output is correct
8 Correct 239 ms 274424 KB Output is correct
9 Correct 266 ms 274040 KB Output is correct
10 Correct 251 ms 274040 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 199 ms 269648 KB Output is correct
2 Correct 197 ms 269688 KB Output is correct
3 Correct 192 ms 269688 KB Output is correct
4 Correct 197 ms 269720 KB Output is correct
5 Correct 198 ms 269560 KB Output is correct
6 Correct 198 ms 269688 KB Output is correct
7 Correct 197 ms 269816 KB Output is correct
8 Correct 192 ms 269560 KB Output is correct
9 Correct 192 ms 269560 KB Output is correct
10 Correct 197 ms 269560 KB Output is correct
11 Correct 192 ms 269560 KB Output is correct
12 Correct 194 ms 269688 KB Output is correct
13 Correct 197 ms 269560 KB Output is correct
14 Correct 194 ms 269564 KB Output is correct
15 Correct 190 ms 269560 KB Output is correct
16 Correct 199 ms 269560 KB Output is correct
17 Correct 197 ms 269728 KB Output is correct
18 Correct 197 ms 269560 KB Output is correct
19 Correct 191 ms 269560 KB Output is correct
20 Correct 202 ms 269816 KB Output is correct
21 Correct 202 ms 269688 KB Output is correct
22 Correct 201 ms 269688 KB Output is correct
23 Correct 200 ms 269728 KB Output is correct
24 Correct 194 ms 269560 KB Output is correct
25 Correct 194 ms 269560 KB Output is correct
26 Correct 195 ms 269692 KB Output is correct
27 Correct 197 ms 269560 KB Output is correct
28 Correct 193 ms 269688 KB Output is correct
29 Correct 196 ms 269560 KB Output is correct
30 Correct 195 ms 269560 KB Output is correct
31 Correct 192 ms 269688 KB Output is correct
32 Correct 199 ms 269560 KB Output is correct
33 Correct 191 ms 269820 KB Output is correct
34 Correct 195 ms 269608 KB Output is correct
35 Correct 203 ms 269632 KB Output is correct
36 Correct 205 ms 269604 KB Output is correct
37 Correct 189 ms 269688 KB Output is correct
38 Correct 197 ms 269688 KB Output is correct
39 Correct 195 ms 269688 KB Output is correct
40 Correct 194 ms 269688 KB Output is correct
41 Correct 194 ms 269684 KB Output is correct
42 Correct 202 ms 269688 KB Output is correct
43 Correct 199 ms 269584 KB Output is correct
44 Correct 199 ms 269644 KB Output is correct
45 Correct 196 ms 269688 KB Output is correct
46 Correct 197 ms 269692 KB Output is correct
47 Correct 203 ms 269688 KB Output is correct
48 Correct 192 ms 269688 KB Output is correct
49 Correct 194 ms 269688 KB Output is correct
50 Correct 215 ms 269688 KB Output is correct
51 Correct 213 ms 269692 KB Output is correct
52 Correct 194 ms 269688 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 199 ms 269648 KB Output is correct
2 Correct 197 ms 269688 KB Output is correct
3 Correct 192 ms 269688 KB Output is correct
4 Correct 197 ms 269720 KB Output is correct
5 Correct 198 ms 269560 KB Output is correct
6 Correct 198 ms 269688 KB Output is correct
7 Correct 197 ms 269816 KB Output is correct
8 Correct 192 ms 269560 KB Output is correct
9 Correct 192 ms 269560 KB Output is correct
10 Correct 197 ms 269560 KB Output is correct
11 Correct 192 ms 269560 KB Output is correct
12 Correct 194 ms 269688 KB Output is correct
13 Correct 197 ms 269560 KB Output is correct
14 Correct 194 ms 269564 KB Output is correct
15 Correct 190 ms 269560 KB Output is correct
16 Correct 199 ms 269560 KB Output is correct
17 Correct 197 ms 269728 KB Output is correct
18 Correct 197 ms 269560 KB Output is correct
19 Correct 191 ms 269560 KB Output is correct
20 Correct 202 ms 269816 KB Output is correct
21 Correct 202 ms 269688 KB Output is correct
22 Correct 201 ms 269688 KB Output is correct
23 Correct 200 ms 269728 KB Output is correct
24 Correct 194 ms 269560 KB Output is correct
25 Correct 194 ms 269560 KB Output is correct
26 Correct 195 ms 269692 KB Output is correct
27 Correct 197 ms 269560 KB Output is correct
28 Correct 193 ms 269688 KB Output is correct
29 Correct 196 ms 269560 KB Output is correct
30 Correct 195 ms 269560 KB Output is correct
31 Correct 192 ms 269688 KB Output is correct
32 Correct 199 ms 269560 KB Output is correct
33 Correct 191 ms 269820 KB Output is correct
34 Correct 195 ms 269608 KB Output is correct
35 Correct 203 ms 269632 KB Output is correct
36 Correct 205 ms 269604 KB Output is correct
37 Correct 196 ms 269560 KB Output is correct
38 Correct 194 ms 269560 KB Output is correct
39 Correct 203 ms 269688 KB Output is correct
40 Correct 199 ms 269576 KB Output is correct
41 Correct 199 ms 269560 KB Output is correct
42 Correct 203 ms 269688 KB Output is correct
43 Correct 192 ms 269560 KB Output is correct
44 Correct 194 ms 269560 KB Output is correct
45 Correct 204 ms 269560 KB Output is correct
46 Correct 193 ms 269560 KB Output is correct
47 Correct 197 ms 269816 KB Output is correct
48 Correct 197 ms 269688 KB Output is correct
49 Correct 193 ms 269688 KB Output is correct
50 Correct 193 ms 269688 KB Output is correct
51 Correct 192 ms 269688 KB Output is correct
52 Correct 213 ms 269688 KB Output is correct
53 Correct 209 ms 269688 KB Output is correct
54 Correct 217 ms 269944 KB Output is correct
55 Correct 212 ms 269944 KB Output is correct
56 Correct 241 ms 272760 KB Output is correct
57 Correct 234 ms 274040 KB Output is correct
58 Correct 238 ms 274040 KB Output is correct
59 Correct 249 ms 274168 KB Output is correct
60 Correct 238 ms 274056 KB Output is correct
61 Correct 230 ms 273912 KB Output is correct
62 Correct 242 ms 274424 KB Output is correct
63 Correct 243 ms 274424 KB Output is correct
64 Correct 243 ms 274424 KB Output is correct
65 Correct 236 ms 274040 KB Output is correct
66 Correct 250 ms 274428 KB Output is correct
67 Correct 251 ms 274168 KB Output is correct
68 Correct 249 ms 274552 KB Output is correct
69 Correct 202 ms 269564 KB Output is correct
70 Correct 211 ms 269688 KB Output is correct
71 Correct 239 ms 274524 KB Output is correct
72 Correct 250 ms 274424 KB Output is correct
73 Correct 245 ms 274460 KB Output is correct
74 Correct 192 ms 269560 KB Output is correct
75 Correct 194 ms 269648 KB Output is correct
76 Correct 197 ms 269560 KB Output is correct
77 Correct 194 ms 269560 KB Output is correct
78 Correct 262 ms 272760 KB Output is correct
79 Correct 249 ms 274040 KB Output is correct
80 Correct 260 ms 274040 KB Output is correct
81 Correct 239 ms 274424 KB Output is correct
82 Correct 266 ms 274040 KB Output is correct
83 Correct 251 ms 274040 KB Output is correct
84 Correct 189 ms 269688 KB Output is correct
85 Correct 197 ms 269688 KB Output is correct
86 Correct 195 ms 269688 KB Output is correct
87 Correct 194 ms 269688 KB Output is correct
88 Correct 194 ms 269684 KB Output is correct
89 Correct 202 ms 269688 KB Output is correct
90 Correct 199 ms 269584 KB Output is correct
91 Correct 199 ms 269644 KB Output is correct
92 Correct 196 ms 269688 KB Output is correct
93 Correct 197 ms 269692 KB Output is correct
94 Correct 203 ms 269688 KB Output is correct
95 Correct 192 ms 269688 KB Output is correct
96 Correct 194 ms 269688 KB Output is correct
97 Correct 215 ms 269688 KB Output is correct
98 Correct 213 ms 269692 KB Output is correct
99 Correct 194 ms 269688 KB Output is correct
100 Correct 197 ms 269688 KB Output is correct
101 Correct 202 ms 270048 KB Output is correct
102 Correct 199 ms 270072 KB Output is correct
103 Correct 264 ms 274040 KB Output is correct
104 Correct 245 ms 274040 KB Output is correct
105 Correct 257 ms 274040 KB Output is correct
106 Correct 249 ms 274040 KB Output is correct
107 Correct 245 ms 274040 KB Output is correct
108 Correct 262 ms 274040 KB Output is correct
109 Correct 244 ms 274428 KB Output is correct
110 Correct 244 ms 274428 KB Output is correct
111 Correct 254 ms 274040 KB Output is correct
112 Correct 261 ms 274040 KB Output is correct
113 Correct 254 ms 274040 KB Output is correct
114 Correct 259 ms 274036 KB Output is correct
115 Correct 263 ms 274068 KB Output is correct