oj.uz

Submission #850072

# Submission time Handle Problem Language Result Execution time Memory
850072 2023-09-15T17:24:44 Z tosivanmak Arranging Shoes (IOI19_shoes) C++17
100 / 100
 83 ms 65540 KB 
#include<bits/stdc++.h>
using namespace std;
#define ll long long
 
struct pairs{
   ll l,r;
   bool operator<(const pairs& p)const{
    //    l,r,p.l,p.r
       return max(l,r)<max(p.l,p.r);
   }
};
 vector<pairs>bruh;
 
struct FEN{
     vector<ll>fen;
     void init(ll n){
         fen.resize(n+5);
         for(int i=0;i<=n+4;i++){
             fen[i]=0;
         }
     }
     void upd(ll n, ll m, ll val){
         for(int i=n;i<=m;i+=i&(-i)){
             fen[i]+=val;
            //  cout<<i;
         }
     }
     ll sum(ll e){
         ll su=0;
         while(e>=1){
             su+=fen[e];
             e-=e&(-e);
         }
        //  cout<<1;
         return su;
     }
}f;
vector<int>adj[1000005],adj2[1000005]; int ptr[1000005];
long long count_swaps(std::vector<int> s) {
 
       
     vector<ll>make;
    ll why=s.size();
       
     for(int i=0;i<why;i++){
         if(s[i]<0){
             make.push_back(-(s[i]));
             adj[-(s[i])].push_back(i+1);
         }
         else{
             adj2[s[i]].push_back(i+1);
         }
     }
    
  
     for(int i=0;i<=why+4;i++){
         ptr[i]=0;
     }
     
    
    //  for(auto u: adj[2]){
    //      cout<<u<<" ";
    //  }
    ll siz=make.size();
     for(int i=0;i<siz;i++){
 
         bruh.push_back({adj[make[i]][ptr[make[i]]],adj2[make[i]][ptr[make[i]]]});
         ptr[make[i]]++;
     }
     sort(bruh.begin(),bruh.end());
    // for(int i=0;i<bruh.size();i++){
    //     for(int j=0;j<bruh.size()-1;j++){
    //         if(bruh[j+1]<bruh[j]){
    //             swap(bruh[j],bruh[j+1]);
    //         }
    //     }
    // }
    // merge_sort(0,bruh.size()-1);
      
     vector<ll>real;
     ll siz2=bruh.size();
     
     for(int i=0;i<siz2;i++){
        real.push_back(bruh[i].l);
        real.push_back(bruh[i].r);
     }
     
    //  for(auto u: real){
    //      cout<<u<<" ";
    //  }
     f.init(300000);
     ll ans=0;
     ll siz3=real.size();
     for(int i=0;i<siz3;i++){
         ans+=f.sum(300000)-f.sum(real[i]);
        //  cout<<f.sum(200000)<<" "<<real[i]<<" ";
        //  cout<<f.sum(real[i])<<"\n";
         f.upd(real[i],300000,1);
     }
     return ans;
    // return 0;
}
 
// #ifndef ONLINE_JUDGE
//   int main() {
// 	int n;
// 	cin>>n;
// 	vector<int> S(2 * n);
// 	for (int i = 0; i < 2 * n; i++){
// 		cin>>S[i];
//     }
// 	long long result = count_swaps(S);
 
//     cout<<result<<"\n";
// 	return 0;
// }
// #endif

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 51288 KB Output is correct
2 Correct 11 ms 51292 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 51288 KB Output is correct
2 Correct 11 ms 51292 KB Output is correct
3 Correct 12 ms 51288 KB Output is correct
4 Correct 11 ms 51292 KB Output is correct
5 Correct 12 ms 51292 KB Output is correct
6 Correct 11 ms 51288 KB Output is correct
7 Correct 12 ms 51288 KB Output is correct
8 Correct 11 ms 51288 KB Output is correct
9 Correct 11 ms 51288 KB Output is correct
10 Correct 11 ms 51288 KB Output is correct
11 Correct 11 ms 51288 KB Output is correct
12 Correct 11 ms 51288 KB Output is correct
13 Correct 12 ms 51288 KB Output is correct
14 Correct 12 ms 51292 KB Output is correct
15 Correct 11 ms 51288 KB Output is correct
16 Correct 11 ms 51288 KB Output is correct
17 Correct 12 ms 51288 KB Output is correct
18 Correct 12 ms 51288 KB Output is correct
19 Correct 12 ms 51288 KB Output is correct
20 Correct 12 ms 51288 KB Output is correct
21 Correct 12 ms 51288 KB Output is correct
22 Correct 12 ms 51288 KB Output is correct
23 Correct 11 ms 51288 KB Output is correct
24 Correct 12 ms 51288 KB Output is correct
25 Correct 12 ms 51292 KB Output is correct
26 Correct 12 ms 51288 KB Output is correct
27 Correct 11 ms 51288 KB Output is correct
28 Correct 11 ms 51288 KB Output is correct
29 Correct 12 ms 51288 KB Output is correct
30 Correct 11 ms 51292 KB Output is correct
31 Correct 12 ms 51288 KB Output is correct
32 Correct 12 ms 51292 KB Output is correct
33 Correct 11 ms 51292 KB Output is correct
34 Correct 12 ms 51292 KB Output is correct
35 Correct 11 ms 51288 KB Output is correct
36 Correct 11 ms 51288 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 51288 KB Output is correct
2 Correct 11 ms 51292 KB Output is correct
3 Correct 12 ms 51396 KB Output is correct
4 Correct 11 ms 51288 KB Output is correct
5 Correct 11 ms 51292 KB Output is correct
6 Correct 11 ms 51288 KB Output is correct
7 Correct 12 ms 51288 KB Output is correct
8 Correct 12 ms 51288 KB Output is correct
9 Correct 12 ms 51292 KB Output is correct
10 Correct 11 ms 51288 KB Output is correct
11 Correct 12 ms 51288 KB Output is correct
12 Correct 11 ms 51376 KB Output is correct
13 Correct 11 ms 51288 KB Output is correct
14 Correct 12 ms 51288 KB Output is correct
15 Correct 12 ms 51420 KB Output is correct
16 Correct 12 ms 51292 KB Output is correct
17 Correct 12 ms 51372 KB Output is correct
18 Correct 13 ms 51288 KB Output is correct
19 Correct 12 ms 51620 KB Output is correct
20 Correct 15 ms 52372 KB Output is correct
21 Correct 16 ms 52372 KB Output is correct
22 Correct 46 ms 60112 KB Output is correct
23 Correct 44 ms 62156 KB Output is correct
24 Correct 46 ms 62152 KB Output is correct
25 Correct 47 ms 61888 KB Output is correct
26 Correct 44 ms 61768 KB Output is correct
27 Correct 45 ms 61760 KB Output is correct
28 Correct 48 ms 61888 KB Output is correct
29 Correct 51 ms 61992 KB Output is correct
30 Correct 57 ms 61888 KB Output is correct
31 Correct 45 ms 62144 KB Output is correct
32 Correct 48 ms 61888 KB Output is correct
33 Correct 47 ms 61888 KB Output is correct
34 Correct 50 ms 61988 KB Output is correct
35 Correct 12 ms 51288 KB Output is correct
36 Correct 12 ms 51288 KB Output is correct
37 Correct 47 ms 61888 KB Output is correct
38 Correct 48 ms 61888 KB Output is correct
39 Correct 52 ms 61896 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 51288 KB Output is correct
2 Correct 11 ms 51288 KB Output is correct
3 Correct 12 ms 51292 KB Output is correct
4 Correct 12 ms 51288 KB Output is correct
5 Correct 65 ms 65476 KB Output is correct
6 Correct 53 ms 60616 KB Output is correct
7 Correct 65 ms 65472 KB Output is correct
8 Correct 46 ms 62144 KB Output is correct
9 Correct 64 ms 65540 KB Output is correct
10 Correct 62 ms 62404 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 51288 KB Output is correct
2 Correct 11 ms 51292 KB Output is correct
3 Correct 12 ms 51288 KB Output is correct
4 Correct 11 ms 51292 KB Output is correct
5 Correct 12 ms 51292 KB Output is correct
6 Correct 11 ms 51288 KB Output is correct
7 Correct 12 ms 51288 KB Output is correct
8 Correct 11 ms 51288 KB Output is correct
9 Correct 11 ms 51288 KB Output is correct
10 Correct 11 ms 51288 KB Output is correct
11 Correct 11 ms 51288 KB Output is correct
12 Correct 11 ms 51288 KB Output is correct
13 Correct 12 ms 51288 KB Output is correct
14 Correct 12 ms 51292 KB Output is correct
15 Correct 11 ms 51288 KB Output is correct
16 Correct 11 ms 51288 KB Output is correct
17 Correct 12 ms 51288 KB Output is correct
18 Correct 12 ms 51288 KB Output is correct
19 Correct 12 ms 51288 KB Output is correct
20 Correct 12 ms 51288 KB Output is correct
21 Correct 12 ms 51288 KB Output is correct
22 Correct 12 ms 51288 KB Output is correct
23 Correct 11 ms 51288 KB Output is correct
24 Correct 12 ms 51288 KB Output is correct
25 Correct 12 ms 51292 KB Output is correct
26 Correct 12 ms 51288 KB Output is correct
27 Correct 11 ms 51288 KB Output is correct
28 Correct 11 ms 51288 KB Output is correct
29 Correct 12 ms 51288 KB Output is correct
30 Correct 11 ms 51292 KB Output is correct
31 Correct 12 ms 51288 KB Output is correct
32 Correct 12 ms 51292 KB Output is correct
33 Correct 11 ms 51292 KB Output is correct
34 Correct 12 ms 51292 KB Output is correct
35 Correct 11 ms 51288 KB Output is correct
36 Correct 11 ms 51288 KB Output is correct
37 Correct 13 ms 51292 KB Output is correct
38 Correct 11 ms 51288 KB Output is correct
39 Correct 12 ms 51288 KB Output is correct
40 Correct 12 ms 51288 KB Output is correct
41 Correct 12 ms 51432 KB Output is correct
42 Correct 12 ms 51544 KB Output is correct
43 Correct 12 ms 51552 KB Output is correct
44 Correct 12 ms 51548 KB Output is correct
45 Correct 12 ms 51544 KB Output is correct
46 Correct 12 ms 51548 KB Output is correct
47 Correct 11 ms 51544 KB Output is correct
48 Correct 12 ms 51548 KB Output is correct
49 Correct 12 ms 51544 KB Output is correct
50 Correct 12 ms 51380 KB Output is correct
51 Correct 12 ms 51288 KB Output is correct
52 Correct 12 ms 51548 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 51288 KB Output is correct
2 Correct 11 ms 51292 KB Output is correct
3 Correct 12 ms 51288 KB Output is correct
4 Correct 11 ms 51292 KB Output is correct
5 Correct 12 ms 51292 KB Output is correct
6 Correct 11 ms 51288 KB Output is correct
7 Correct 12 ms 51288 KB Output is correct
8 Correct 11 ms 51288 KB Output is correct
9 Correct 11 ms 51288 KB Output is correct
10 Correct 11 ms 51288 KB Output is correct
11 Correct 11 ms 51288 KB Output is correct
12 Correct 11 ms 51288 KB Output is correct
13 Correct 12 ms 51288 KB Output is correct
14 Correct 12 ms 51292 KB Output is correct
15 Correct 11 ms 51288 KB Output is correct
16 Correct 11 ms 51288 KB Output is correct
17 Correct 12 ms 51288 KB Output is correct
18 Correct 12 ms 51288 KB Output is correct
19 Correct 12 ms 51288 KB Output is correct
20 Correct 12 ms 51288 KB Output is correct
21 Correct 12 ms 51288 KB Output is correct
22 Correct 12 ms 51288 KB Output is correct
23 Correct 11 ms 51288 KB Output is correct
24 Correct 12 ms 51288 KB Output is correct
25 Correct 12 ms 51292 KB Output is correct
26 Correct 12 ms 51288 KB Output is correct
27 Correct 11 ms 51288 KB Output is correct
28 Correct 11 ms 51288 KB Output is correct
29 Correct 12 ms 51288 KB Output is correct
30 Correct 11 ms 51292 KB Output is correct
31 Correct 12 ms 51288 KB Output is correct
32 Correct 12 ms 51292 KB Output is correct
33 Correct 11 ms 51292 KB Output is correct
34 Correct 12 ms 51292 KB Output is correct
35 Correct 11 ms 51288 KB Output is correct
36 Correct 11 ms 51288 KB Output is correct
37 Correct 12 ms 51396 KB Output is correct
38 Correct 11 ms 51288 KB Output is correct
39 Correct 11 ms 51292 KB Output is correct
40 Correct 11 ms 51288 KB Output is correct
41 Correct 12 ms 51288 KB Output is correct
42 Correct 12 ms 51288 KB Output is correct
43 Correct 12 ms 51292 KB Output is correct
44 Correct 11 ms 51288 KB Output is correct
45 Correct 12 ms 51288 KB Output is correct
46 Correct 11 ms 51376 KB Output is correct
47 Correct 11 ms 51288 KB Output is correct
48 Correct 12 ms 51288 KB Output is correct
49 Correct 12 ms 51420 KB Output is correct
50 Correct 12 ms 51292 KB Output is correct
51 Correct 12 ms 51372 KB Output is correct
52 Correct 13 ms 51288 KB Output is correct
53 Correct 12 ms 51620 KB Output is correct
54 Correct 15 ms 52372 KB Output is correct
55 Correct 16 ms 52372 KB Output is correct
56 Correct 46 ms 60112 KB Output is correct
57 Correct 44 ms 62156 KB Output is correct
58 Correct 46 ms 62152 KB Output is correct
59 Correct 47 ms 61888 KB Output is correct
60 Correct 44 ms 61768 KB Output is correct
61 Correct 45 ms 61760 KB Output is correct
62 Correct 48 ms 61888 KB Output is correct
63 Correct 51 ms 61992 KB Output is correct
64 Correct 57 ms 61888 KB Output is correct
65 Correct 45 ms 62144 KB Output is correct
66 Correct 48 ms 61888 KB Output is correct
67 Correct 47 ms 61888 KB Output is correct
68 Correct 50 ms 61988 KB Output is correct
69 Correct 12 ms 51288 KB Output is correct
70 Correct 12 ms 51288 KB Output is correct
71 Correct 47 ms 61888 KB Output is correct
72 Correct 48 ms 61888 KB Output is correct
73 Correct 52 ms 61896 KB Output is correct
74 Correct 11 ms 51288 KB Output is correct
75 Correct 11 ms 51288 KB Output is correct
76 Correct 12 ms 51292 KB Output is correct
77 Correct 12 ms 51288 KB Output is correct
78 Correct 65 ms 65476 KB Output is correct
79 Correct 53 ms 60616 KB Output is correct
80 Correct 65 ms 65472 KB Output is correct
81 Correct 46 ms 62144 KB Output is correct
82 Correct 64 ms 65540 KB Output is correct
83 Correct 62 ms 62404 KB Output is correct
84 Correct 13 ms 51292 KB Output is correct
85 Correct 11 ms 51288 KB Output is correct
86 Correct 12 ms 51288 KB Output is correct
87 Correct 12 ms 51288 KB Output is correct
88 Correct 12 ms 51432 KB Output is correct
89 Correct 12 ms 51544 KB Output is correct
90 Correct 12 ms 51552 KB Output is correct
91 Correct 12 ms 51548 KB Output is correct
92 Correct 12 ms 51544 KB Output is correct
93 Correct 12 ms 51548 KB Output is correct
94 Correct 11 ms 51544 KB Output is correct
95 Correct 12 ms 51548 KB Output is correct
96 Correct 12 ms 51544 KB Output is correct
97 Correct 12 ms 51380 KB Output is correct
98 Correct 12 ms 51288 KB Output is correct
99 Correct 12 ms 51548 KB Output is correct
100 Correct 13 ms 51544 KB Output is correct
101 Correct 17 ms 52564 KB Output is correct
102 Correct 17 ms 52344 KB Output is correct
103 Correct 72 ms 65340 KB Output is correct
104 Correct 65 ms 65472 KB Output is correct
105 Correct 64 ms 62620 KB Output is correct
106 Correct 59 ms 65320 KB Output is correct
107 Correct 59 ms 60700 KB Output is correct
108 Correct 55 ms 61008 KB Output is correct
109 Correct 46 ms 62144 KB Output is correct
110 Correct 47 ms 61900 KB Output is correct
111 Correct 61 ms 64708 KB Output is correct
112 Correct 83 ms 64040 KB Output is correct
113 Correct 62 ms 60616 KB Output is correct
114 Correct 67 ms 65472 KB Output is correct
115 Correct 63 ms 65472 KB Output is correct