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Submission #484879

# Submission time Handle Problem Language Result Execution time Memory
484879 2021-11-05T16:54:56 Z ETK The Collection Game (BOI21_swaps) C++14
100 / 100
 8 ms 436 KB 
#include <bits/stdc++.h>
#include "swaps.h"
#define rep(i,a,b) for(int i=(a);i<=(b);++i)
#define fi first
#define se second
#define pii pair<int,int>
using namespace std;
vector <int> r;
vector <pii> Q;
void Schedule(int i,int j){
    schedule(r[i],r[j]);
    Q.push_back({i,j});
}
void Visit(){//交换逆序元素，最多调用50次
    if(!Q.size())return;
    vector <int> res=visit();
    rep(i,0,(int)res.size()-1)if(!res[i])swap(r[Q[i].fi],r[Q[i].se]);
    Q.clear();
}
void solve(int n,int q){
    rep(i,1,n)r.push_back(i);
    for(int k=2;k<=2*n;k<<=1){
        rep(i,0,n-1){
            int x=i^(k-1);
            if(i<x&&x<n)Schedule(i,x);
        }
        Visit();
        for(int j=k>>2;j;j>>=1){
            rep(i,0,n-1){
                int x=i^j;
                if(i<x&&x<n)Schedule(i,x);
            }
            Visit();
        }
    }
    answer(r);
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Correct
2 Correct 1 ms 292 KB Correct
3 Correct 2 ms 200 KB Correct
4 Correct 6 ms 300 KB Correct
5 Correct 4 ms 304 KB Correct
6 Correct 4 ms 300 KB Correct
7 Correct 6 ms 300 KB Correct
8 Correct 6 ms 296 KB Correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Correct
2 Correct 3 ms 200 KB Correct
3 Correct 3 ms 200 KB Correct
4 Correct 7 ms 296 KB Correct
5 Correct 5 ms 304 KB Correct
6 Correct 5 ms 296 KB Correct
7 Correct 5 ms 308 KB Correct
8 Correct 5 ms 296 KB Correct
9 Correct 4 ms 296 KB Correct
10 Correct 4 ms 300 KB Correct
11 Correct 7 ms 296 KB Correct
12 Correct 5 ms 304 KB Correct
13 Correct 4 ms 296 KB Correct

Subtask #3
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Correct
2 Correct 3 ms 292 KB Correct

Subtask #4
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Correct
2 Correct 3 ms 292 KB Correct
3 Correct 1 ms 200 KB Correct
4 Correct 1 ms 200 KB Correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Correct
2 Correct 3 ms 200 KB Correct
3 Correct 2 ms 200 KB Correct
4 Correct 6 ms 300 KB Correct

Subtask #6
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Correct
2 Correct 3 ms 200 KB Correct
3 Correct 2 ms 200 KB Correct
4 Correct 6 ms 300 KB Correct
5 Correct 1 ms 200 KB Correct
6 Correct 2 ms 292 KB Correct
7 Correct 2 ms 200 KB Correct
8 Correct 6 ms 296 KB Correct
9 Correct 6 ms 300 KB Correct
10 Correct 4 ms 296 KB Correct
11 Correct 5 ms 300 KB Correct
12 Correct 6 ms 296 KB Correct
13 Correct 1 ms 200 KB Correct
14 Correct 1 ms 284 KB Correct
15 Correct 2 ms 200 KB Correct
16 Correct 6 ms 328 KB Correct

Subtask #7
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Correct
2 Correct 2 ms 200 KB Correct
3 Correct 2 ms 200 KB Correct
4 Correct 5 ms 300 KB Correct
5 Correct 5 ms 284 KB Correct

Subtask #8
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Correct
2 Correct 2 ms 200 KB Correct
3 Correct 2 ms 200 KB Correct
4 Correct 5 ms 300 KB Correct
5 Correct 5 ms 284 KB Correct
6 Correct 1 ms 200 KB Correct
7 Correct 1 ms 200 KB Correct
8 Correct 3 ms 200 KB Correct
9 Correct 4 ms 300 KB Correct
10 Correct 5 ms 300 KB Correct
11 Correct 5 ms 300 KB Correct
12 Correct 4 ms 296 KB Correct
13 Correct 6 ms 408 KB Correct
14 Correct 6 ms 300 KB Correct
15 Correct 8 ms 296 KB Correct
16 Correct 5 ms 436 KB Correct
17 Correct 6 ms 296 KB Correct
18 Correct 4 ms 300 KB Correct
19 Correct 1 ms 200 KB Correct
20 Correct 2 ms 284 KB Correct
21 Correct 2 ms 200 KB Correct
22 Correct 4 ms 300 KB Correct
23 Correct 4 ms 276 KB Correct

Subtask #9
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Correct
2 Correct 1 ms 328 KB Correct
3 Correct 2 ms 200 KB Correct
4 Correct 5 ms 296 KB Correct
5 Correct 5 ms 284 KB Correct
6 Correct 4 ms 280 KB Correct

Subtask #10
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Correct
2 Correct 1 ms 328 KB Correct
3 Correct 2 ms 200 KB Correct
4 Correct 5 ms 296 KB Correct
5 Correct 5 ms 284 KB Correct
6 Correct 4 ms 280 KB Correct
7 Correct 1 ms 200 KB Correct
8 Correct 1 ms 288 KB Correct
9 Correct 2 ms 200 KB Correct
10 Correct 5 ms 300 KB Correct
11 Correct 5 ms 300 KB Correct
12 Correct 4 ms 296 KB Correct
13 Correct 4 ms 300 KB Correct
14 Correct 4 ms 304 KB Correct
15 Correct 4 ms 296 KB Correct
16 Correct 4 ms 296 KB Correct
17 Correct 5 ms 300 KB Correct
18 Correct 6 ms 292 KB Correct
19 Correct 4 ms 296 KB Correct
20 Correct 1 ms 200 KB Correct
21 Correct 1 ms 200 KB Correct
22 Correct 3 ms 200 KB Correct
23 Correct 4 ms 304 KB Correct
24 Correct 4 ms 288 KB Correct
25 Correct 6 ms 288 KB Correct

Subtask #11
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Correct
2 Correct 2 ms 200 KB Correct
3 Correct 2 ms 280 KB Correct
4 Correct 5 ms 416 KB Correct
5 Correct 5 ms 320 KB Correct
6 Correct 5 ms 284 KB Correct
7 Correct 6 ms 264 KB Correct

Subtask #12
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Correct
2 Correct 2 ms 200 KB Correct
3 Correct 2 ms 280 KB Correct
4 Correct 5 ms 416 KB Correct
5 Correct 5 ms 320 KB Correct
6 Correct 5 ms 284 KB Correct
7 Correct 6 ms 264 KB Correct
8 Correct 1 ms 200 KB Correct
9 Correct 1 ms 200 KB Correct
10 Correct 3 ms 284 KB Correct
11 Correct 3 ms 200 KB Correct
12 Correct 6 ms 296 KB Correct
13 Correct 4 ms 300 KB Correct
14 Correct 6 ms 304 KB Correct
15 Correct 5 ms 300 KB Correct
16 Correct 5 ms 336 KB Correct
17 Correct 5 ms 300 KB Correct
18 Correct 5 ms 372 KB Correct
19 Correct 4 ms 300 KB Correct
20 Correct 5 ms 300 KB Correct
21 Correct 5 ms 296 KB Correct
22 Correct 1 ms 200 KB Correct
23 Correct 1 ms 292 KB Correct
24 Correct 3 ms 200 KB Correct
25 Correct 7 ms 300 KB Correct
26 Correct 6 ms 280 KB Correct
27 Correct 7 ms 280 KB Correct
28 Correct 6 ms 280 KB Correct