Submission #574046

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
574046	2022-06-07 15:57:12	Stickfish	Permutation (APIO22_perm)	C++17	100 / 100	2 ms	340 KiB

perm

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include "perm.h"
#include <algorithm>
using ll = long long;
using namespace std;
const int MAXVAL = 50001;
vector<int> construct_permutation(ll k) {
    int mxlast = MAXVAL;
    int mnlast = -1;
    vector<int> ans;
    while (k > 1) {
        if (k % 2 == 0) {
            ans.push_back(++mnlast);
            k /= 2;
        } else if (k % 3 == 0) {
            ans.push_back(mnlast + 2);
            ans.push_back(mnlast + 1);
            k /= 3;
            mnlast += 2;
        } else if (k % 5 == 0) {
            ans.push_back(mnlast + 3);
            ans.push_back(mnlast + 1);
            ans.push_back(mnlast + 2);
            k /= 5;
            mnlast += 3;
        } else if (k % 23 == 0) {
            //2 3 5 1 6 4
            ans.push_back(mnlast + 2);
            ans.push_back(mnlast + 3);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

• Subtask 1: 10 / 10
• Subtask 2: 90 / 90