oj.uz

답안 #988283

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
988283 2024-05-24T12:05:08 Z kachim2 Arranging Shoes (IOI19_shoes) C++17
100 / 100
 359 ms 149844 KB 
    #include "shoes.h"
    #include <climits>
#include <stack>
    #include <vector>
    #include <queue>
#include <iostream>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
long long count_swaps(std::vector<int> s) {
      std::vector<int> pos(s.size(), INT_MIN);
      std::vector<int> spos(s.size());
      std::vector<int> rpos(s.size());
      for (int i = 0; i < s.size(); i++) {
        spos[i] = i;
      }
      for (int i = 0; i < s.size(); i++) {
        rpos[i] = i;
      }
      auto qm = new std::queue<int>[100007];
      auto qp = new std::queue<int> [100007];
     
      for (int i = 0; i < s.size(); i++) {
        if (s[i] < 0) {
          if (qp[-s[i]].empty()) {
    	qm[-s[i]].push(i);
          } else {
            auto x = qp[-s[i]].front();
            qp[-s[i]].pop();
    	pos[i] = x;
          }
        } else {
          if (qm[s[i]].empty()) {
    	qp[s[i]].push(i);
          } else {
            auto x = qm[s[i]].front();
            qm[s[i]].pop();
    	pos[i] = x;
          }
        }
      }
      long count = 0;
      // for (auto i : spos) {
      // std::cerr << i << ' ';
      //}
      tree<int, null_type, std::less<int>, rb_tree_tag,
           tree_order_statistics_node_update>
          B;
      for (int i = 0; i < s.size(); i++) {
	B.insert(i*3+1);
      }
      for (int i = 0; i < s.size(); i++) {
        if (pos[i] >= 0) {
          if (s[i] > 0) {
            count +=
                B.order_of_key(i * 3 + 1) - B.order_of_key(pos[i] * 3 + 1) - 1;
            B.erase(i * 3 + 1);
	    B.insert(pos[i]*3+2);
          } else {
	                count +=
                B.order_of_key(i * 3 + 1) - B.order_of_key(pos[i] * 3 + 1);
            B.erase(i * 3 + 1);
	    B.insert(pos[i]*3);
          }
        }
      }
      //    for (auto i : spos) {
	 //    std::cerr << i << ' ';
      //   }
//  std::cerr << '\n';
      //    for (auto i : rpos) {
      //   //      std::cerr << i << ' ';
      //   }
      //   std::cerr << '\n';
      //    for (auto i : pos) {
      //      std::cerr << i << ' ';
      //       }
      delete[] qm;
      delete[] qp;
      return count;
    }

Compilation message

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:14:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |       for (int i = 0; i < s.size(); i++) {
      |                       ~~^~~~~~~~~~
shoes.cpp:17:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |       for (int i = 0; i < s.size(); i++) {
      |                       ~~^~~~~~~~~~
shoes.cpp:23:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |       for (int i = 0; i < s.size(); i++) {
      |                       ~~^~~~~~~~~~
shoes.cpp:49:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |       for (int i = 0; i < s.size(); i++) {
      |                       ~~^~~~~~~~~~
shoes.cpp:52:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   52 |       for (int i = 0; i < s.size(); i++) {
      |                       ~~^~~~~~~~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 93 ms 134996 KB Output is correct
2 Correct 92 ms 135072 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 93 ms 134996 KB Output is correct
2 Correct 92 ms 135072 KB Output is correct
3 Correct 96 ms 134992 KB Output is correct
4 Correct 109 ms 134992 KB Output is correct
5 Correct 104 ms 134996 KB Output is correct
6 Correct 107 ms 134972 KB Output is correct
7 Correct 110 ms 135248 KB Output is correct
8 Correct 105 ms 134828 KB Output is correct
9 Correct 104 ms 134988 KB Output is correct
10 Correct 104 ms 135000 KB Output is correct
11 Correct 95 ms 134872 KB Output is correct
12 Correct 104 ms 134992 KB Output is correct
13 Correct 84 ms 134996 KB Output is correct
14 Correct 95 ms 134992 KB Output is correct
15 Correct 93 ms 135028 KB Output is correct
16 Correct 92 ms 134992 KB Output is correct
17 Correct 94 ms 134952 KB Output is correct
18 Correct 91 ms 134992 KB Output is correct
19 Correct 92 ms 134992 KB Output is correct
20 Correct 93 ms 135000 KB Output is correct
21 Correct 95 ms 134996 KB Output is correct
22 Correct 92 ms 134872 KB Output is correct
23 Correct 94 ms 134996 KB Output is correct
24 Correct 107 ms 134936 KB Output is correct
25 Correct 101 ms 135040 KB Output is correct
26 Correct 107 ms 135072 KB Output is correct
27 Correct 105 ms 134996 KB Output is correct
28 Correct 95 ms 135068 KB Output is correct
29 Correct 94 ms 134992 KB Output is correct
30 Correct 95 ms 134996 KB Output is correct
31 Correct 92 ms 134824 KB Output is correct
32 Correct 95 ms 134996 KB Output is correct
33 Correct 93 ms 134996 KB Output is correct
34 Correct 97 ms 134996 KB Output is correct
35 Correct 93 ms 134912 KB Output is correct
36 Correct 93 ms 134992 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 93 ms 134996 KB Output is correct
2 Correct 92 ms 135072 KB Output is correct
3 Correct 109 ms 134996 KB Output is correct
4 Correct 104 ms 134900 KB Output is correct
5 Correct 102 ms 134848 KB Output is correct
6 Correct 107 ms 134992 KB Output is correct
7 Correct 102 ms 134840 KB Output is correct
8 Correct 95 ms 135036 KB Output is correct
9 Correct 101 ms 134948 KB Output is correct
10 Correct 97 ms 134968 KB Output is correct
11 Correct 98 ms 135072 KB Output is correct
12 Correct 110 ms 135068 KB Output is correct
13 Correct 104 ms 134952 KB Output is correct
14 Correct 98 ms 135264 KB Output is correct
15 Correct 85 ms 135076 KB Output is correct
16 Correct 82 ms 134944 KB Output is correct
17 Correct 86 ms 134996 KB Output is correct
18 Correct 97 ms 134996 KB Output is correct
19 Correct 105 ms 134996 KB Output is correct
20 Correct 104 ms 136392 KB Output is correct
21 Correct 103 ms 136276 KB Output is correct
22 Correct 294 ms 148308 KB Output is correct
23 Correct 287 ms 148308 KB Output is correct
24 Correct 288 ms 148388 KB Output is correct
25 Correct 250 ms 148248 KB Output is correct
26 Correct 278 ms 149576 KB Output is correct
27 Correct 291 ms 149384 KB Output is correct
28 Correct 247 ms 149588 KB Output is correct
29 Correct 235 ms 149768 KB Output is correct
30 Correct 276 ms 149672 KB Output is correct
31 Correct 305 ms 149844 KB Output is correct
32 Correct 244 ms 149536 KB Output is correct
33 Correct 233 ms 149332 KB Output is correct
34 Correct 253 ms 149728 KB Output is correct
35 Correct 90 ms 134992 KB Output is correct
36 Correct 95 ms 135016 KB Output is correct
37 Correct 259 ms 149712 KB Output is correct
38 Correct 244 ms 149496 KB Output is correct
39 Correct 248 ms 149516 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 98 ms 134992 KB Output is correct
2 Correct 96 ms 134992 KB Output is correct
3 Correct 107 ms 134996 KB Output is correct
4 Correct 101 ms 135072 KB Output is correct
5 Correct 302 ms 148352 KB Output is correct
6 Correct 304 ms 149588 KB Output is correct
7 Correct 310 ms 149620 KB Output is correct
8 Correct 279 ms 149588 KB Output is correct
9 Correct 302 ms 149576 KB Output is correct
10 Correct 317 ms 149584 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 93 ms 134996 KB Output is correct
2 Correct 92 ms 135072 KB Output is correct
3 Correct 96 ms 134992 KB Output is correct
4 Correct 109 ms 134992 KB Output is correct
5 Correct 104 ms 134996 KB Output is correct
6 Correct 107 ms 134972 KB Output is correct
7 Correct 110 ms 135248 KB Output is correct
8 Correct 105 ms 134828 KB Output is correct
9 Correct 104 ms 134988 KB Output is correct
10 Correct 104 ms 135000 KB Output is correct
11 Correct 95 ms 134872 KB Output is correct
12 Correct 104 ms 134992 KB Output is correct
13 Correct 84 ms 134996 KB Output is correct
14 Correct 95 ms 134992 KB Output is correct
15 Correct 93 ms 135028 KB Output is correct
16 Correct 92 ms 134992 KB Output is correct
17 Correct 94 ms 134952 KB Output is correct
18 Correct 91 ms 134992 KB Output is correct
19 Correct 92 ms 134992 KB Output is correct
20 Correct 93 ms 135000 KB Output is correct
21 Correct 95 ms 134996 KB Output is correct
22 Correct 92 ms 134872 KB Output is correct
23 Correct 94 ms 134996 KB Output is correct
24 Correct 107 ms 134936 KB Output is correct
25 Correct 101 ms 135040 KB Output is correct
26 Correct 107 ms 135072 KB Output is correct
27 Correct 105 ms 134996 KB Output is correct
28 Correct 95 ms 135068 KB Output is correct
29 Correct 94 ms 134992 KB Output is correct
30 Correct 95 ms 134996 KB Output is correct
31 Correct 92 ms 134824 KB Output is correct
32 Correct 95 ms 134996 KB Output is correct
33 Correct 93 ms 134996 KB Output is correct
34 Correct 97 ms 134996 KB Output is correct
35 Correct 93 ms 134912 KB Output is correct
36 Correct 93 ms 134992 KB Output is correct
37 Correct 83 ms 135000 KB Output is correct
38 Correct 84 ms 134908 KB Output is correct
39 Correct 82 ms 134988 KB Output is correct
40 Correct 94 ms 135076 KB Output is correct
41 Correct 89 ms 134992 KB Output is correct
42 Correct 103 ms 135136 KB Output is correct
43 Correct 111 ms 135196 KB Output is correct
44 Correct 96 ms 134992 KB Output is correct
45 Correct 101 ms 134996 KB Output is correct
46 Correct 109 ms 135200 KB Output is correct
47 Correct 107 ms 134992 KB Output is correct
48 Correct 101 ms 135088 KB Output is correct
49 Correct 106 ms 134996 KB Output is correct
50 Correct 104 ms 135124 KB Output is correct
51 Correct 95 ms 134996 KB Output is correct
52 Correct 103 ms 135204 KB Output is correct

Subtask #6
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 93 ms 134996 KB Output is correct
2 Correct 92 ms 135072 KB Output is correct
3 Correct 96 ms 134992 KB Output is correct
4 Correct 109 ms 134992 KB Output is correct
5 Correct 104 ms 134996 KB Output is correct
6 Correct 107 ms 134972 KB Output is correct
7 Correct 110 ms 135248 KB Output is correct
8 Correct 105 ms 134828 KB Output is correct
9 Correct 104 ms 134988 KB Output is correct
10 Correct 104 ms 135000 KB Output is correct
11 Correct 95 ms 134872 KB Output is correct
12 Correct 104 ms 134992 KB Output is correct
13 Correct 84 ms 134996 KB Output is correct
14 Correct 95 ms 134992 KB Output is correct
15 Correct 93 ms 135028 KB Output is correct
16 Correct 92 ms 134992 KB Output is correct
17 Correct 94 ms 134952 KB Output is correct
18 Correct 91 ms 134992 KB Output is correct
19 Correct 92 ms 134992 KB Output is correct
20 Correct 93 ms 135000 KB Output is correct
21 Correct 95 ms 134996 KB Output is correct
22 Correct 92 ms 134872 KB Output is correct
23 Correct 94 ms 134996 KB Output is correct
24 Correct 107 ms 134936 KB Output is correct
25 Correct 101 ms 135040 KB Output is correct
26 Correct 107 ms 135072 KB Output is correct
27 Correct 105 ms 134996 KB Output is correct
28 Correct 95 ms 135068 KB Output is correct
29 Correct 94 ms 134992 KB Output is correct
30 Correct 95 ms 134996 KB Output is correct
31 Correct 92 ms 134824 KB Output is correct
32 Correct 95 ms 134996 KB Output is correct
33 Correct 93 ms 134996 KB Output is correct
34 Correct 97 ms 134996 KB Output is correct
35 Correct 93 ms 134912 KB Output is correct
36 Correct 93 ms 134992 KB Output is correct
37 Correct 109 ms 134996 KB Output is correct
38 Correct 104 ms 134900 KB Output is correct
39 Correct 102 ms 134848 KB Output is correct
40 Correct 107 ms 134992 KB Output is correct
41 Correct 102 ms 134840 KB Output is correct
42 Correct 95 ms 135036 KB Output is correct
43 Correct 101 ms 134948 KB Output is correct
44 Correct 97 ms 134968 KB Output is correct
45 Correct 98 ms 135072 KB Output is correct
46 Correct 110 ms 135068 KB Output is correct
47 Correct 104 ms 134952 KB Output is correct
48 Correct 98 ms 135264 KB Output is correct
49 Correct 85 ms 135076 KB Output is correct
50 Correct 82 ms 134944 KB Output is correct
51 Correct 86 ms 134996 KB Output is correct
52 Correct 97 ms 134996 KB Output is correct
53 Correct 105 ms 134996 KB Output is correct
54 Correct 104 ms 136392 KB Output is correct
55 Correct 103 ms 136276 KB Output is correct
56 Correct 294 ms 148308 KB Output is correct
57 Correct 287 ms 148308 KB Output is correct
58 Correct 288 ms 148388 KB Output is correct
59 Correct 250 ms 148248 KB Output is correct
60 Correct 278 ms 149576 KB Output is correct
61 Correct 291 ms 149384 KB Output is correct
62 Correct 247 ms 149588 KB Output is correct
63 Correct 235 ms 149768 KB Output is correct
64 Correct 276 ms 149672 KB Output is correct
65 Correct 305 ms 149844 KB Output is correct
66 Correct 244 ms 149536 KB Output is correct
67 Correct 233 ms 149332 KB Output is correct
68 Correct 253 ms 149728 KB Output is correct
69 Correct 90 ms 134992 KB Output is correct
70 Correct 95 ms 135016 KB Output is correct
71 Correct 259 ms 149712 KB Output is correct
72 Correct 244 ms 149496 KB Output is correct
73 Correct 248 ms 149516 KB Output is correct
74 Correct 98 ms 134992 KB Output is correct
75 Correct 96 ms 134992 KB Output is correct
76 Correct 107 ms 134996 KB Output is correct
77 Correct 101 ms 135072 KB Output is correct
78 Correct 302 ms 148352 KB Output is correct
79 Correct 304 ms 149588 KB Output is correct
80 Correct 310 ms 149620 KB Output is correct
81 Correct 279 ms 149588 KB Output is correct
82 Correct 302 ms 149576 KB Output is correct
83 Correct 317 ms 149584 KB Output is correct
84 Correct 83 ms 135000 KB Output is correct
85 Correct 84 ms 134908 KB Output is correct
86 Correct 82 ms 134988 KB Output is correct
87 Correct 94 ms 135076 KB Output is correct
88 Correct 89 ms 134992 KB Output is correct
89 Correct 103 ms 135136 KB Output is correct
90 Correct 111 ms 135196 KB Output is correct
91 Correct 96 ms 134992 KB Output is correct
92 Correct 101 ms 134996 KB Output is correct
93 Correct 109 ms 135200 KB Output is correct
94 Correct 107 ms 134992 KB Output is correct
95 Correct 101 ms 135088 KB Output is correct
96 Correct 106 ms 134996 KB Output is correct
97 Correct 104 ms 135124 KB Output is correct
98 Correct 95 ms 134996 KB Output is correct
99 Correct 103 ms 135204 KB Output is correct
100 Correct 110 ms 135004 KB Output is correct
101 Correct 110 ms 136528 KB Output is correct
102 Correct 105 ms 136276 KB Output is correct
103 Correct 327 ms 149632 KB Output is correct
104 Correct 305 ms 149632 KB Output is correct
105 Correct 316 ms 149416 KB Output is correct
106 Correct 316 ms 149504 KB Output is correct
107 Correct 300 ms 149392 KB Output is correct
108 Correct 359 ms 149388 KB Output is correct
109 Correct 280 ms 149428 KB Output is correct
110 Correct 245 ms 149588 KB Output is correct
111 Correct 297 ms 149588 KB Output is correct
112 Correct 315 ms 149420 KB Output is correct
113 Correct 341 ms 149540 KB Output is correct
114 Correct 314 ms 149456 KB Output is correct
115 Correct 322 ms 149472 KB Output is correct