#include "messy.h"
#include <bits/stdc++.h>
using namespace std;
#define forn(i,n) for(int i=0;i<n;++i)
#define pb push_back
#define all(x) x.begin(), x.end()
#define pi pair<int,int>
#define f first
#define s second
int N;
void encode(vector<int> s, vector<int> t) {
if (s.size()==1) return;
vector<int> s1,s2;
int n=s.size();
forn(i,n/2) s1.pb(s[i]), s2.pb(s[i+n/2]);
string q(N,'0');
for(auto&x:t) q[x]='1';
for(auto&x:s1) {
q[x]='1';
add_element(q);
q[x]='0';
}
for(auto&x:s2) t.pb(x);
encode(s1,t);
for(auto&x:s2) t.pop_back();
for(auto&x:s1) t.push_back(x);
encode(s2,t);
}
int ans[128];
void decode(vector<int> s, vector<int> t, int l, int r) {
if (r-l==1) {
ans[s[0]]=l;
return;
}
int m=(l+r)>>1;
vector<int> s1, s2;
string q(N,'0');
for(auto&x:t) q[x]='1';
for(auto&x:s) {
q[x]='1';
int z=check_element(q);
if (z) s1.pb(x);
else s2.pb(x);
q[x]='0';
}
for(auto&x:s2) t.pb(x);
decode(s1,t,l,m);
for(auto&x:s2) t.pop_back();
for(auto&x:s1) t.push_back(x);
decode(s2,t,m,r);
}
vector<int> restore_permutation(int n, int w, int r) {
N=n;
vector<int> s,t;
forn(i,n) s.pb(i);
encode(s,t);
compile_set();
decode(s,t,0,n);
vector<int> z(n);
forn(i,n) z[i]=ans[i];
return z;
}
Compilation message
messy.cpp: In function 'void encode(std::vector<int>, std::vector<int>)':
messy.cpp:26:14: warning: unused variable 'x' [-Wunused-variable]
26 | for(auto&x:s2) t.pop_back();
| ^
messy.cpp: In function 'void decode(std::vector<int>, std::vector<int>, int, int)':
messy.cpp:50:14: warning: unused variable 'x' [-Wunused-variable]
50 | for(auto&x:s2) t.pop_back();
| ^
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
n = 8 |
2 |
Correct |
1 ms |
300 KB |
n = 8 |
3 |
Correct |
1 ms |
212 KB |
n = 8 |
4 |
Correct |
0 ms |
212 KB |
n = 8 |
5 |
Correct |
0 ms |
212 KB |
n = 8 |
6 |
Correct |
0 ms |
300 KB |
n = 8 |
7 |
Correct |
0 ms |
212 KB |
n = 8 |
8 |
Correct |
0 ms |
212 KB |
n = 8 |
9 |
Correct |
1 ms |
212 KB |
n = 8 |
10 |
Correct |
0 ms |
296 KB |
n = 8 |
11 |
Correct |
1 ms |
212 KB |
n = 8 |
12 |
Correct |
0 ms |
212 KB |
n = 8 |
13 |
Correct |
0 ms |
304 KB |
n = 8 |
14 |
Correct |
1 ms |
212 KB |
n = 8 |
15 |
Correct |
1 ms |
212 KB |
n = 8 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
n = 32 |
2 |
Correct |
1 ms |
212 KB |
n = 32 |
3 |
Correct |
1 ms |
212 KB |
n = 32 |
4 |
Correct |
1 ms |
212 KB |
n = 32 |
5 |
Correct |
1 ms |
212 KB |
n = 32 |
6 |
Correct |
1 ms |
212 KB |
n = 32 |
7 |
Correct |
1 ms |
212 KB |
n = 32 |
8 |
Correct |
1 ms |
212 KB |
n = 32 |
9 |
Correct |
1 ms |
212 KB |
n = 32 |
10 |
Correct |
1 ms |
212 KB |
n = 32 |
11 |
Correct |
1 ms |
300 KB |
n = 32 |
12 |
Correct |
1 ms |
212 KB |
n = 32 |
13 |
Correct |
1 ms |
212 KB |
n = 32 |
14 |
Correct |
1 ms |
212 KB |
n = 32 |
15 |
Correct |
1 ms |
212 KB |
n = 32 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
n = 32 |
2 |
Correct |
1 ms |
212 KB |
n = 32 |
3 |
Correct |
0 ms |
212 KB |
n = 32 |
4 |
Correct |
1 ms |
292 KB |
n = 32 |
5 |
Correct |
1 ms |
212 KB |
n = 32 |
6 |
Correct |
1 ms |
212 KB |
n = 32 |
7 |
Correct |
1 ms |
212 KB |
n = 32 |
8 |
Correct |
1 ms |
340 KB |
n = 32 |
9 |
Correct |
1 ms |
212 KB |
n = 32 |
10 |
Correct |
1 ms |
212 KB |
n = 32 |
11 |
Correct |
1 ms |
212 KB |
n = 32 |
12 |
Correct |
0 ms |
212 KB |
n = 32 |
13 |
Correct |
0 ms |
212 KB |
n = 32 |
14 |
Correct |
0 ms |
212 KB |
n = 32 |
15 |
Correct |
1 ms |
300 KB |
n = 32 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
468 KB |
n = 128 |
2 |
Correct |
1 ms |
468 KB |
n = 128 |
3 |
Correct |
1 ms |
424 KB |
n = 128 |
4 |
Correct |
1 ms |
468 KB |
n = 128 |
5 |
Correct |
1 ms |
468 KB |
n = 128 |
6 |
Correct |
1 ms |
468 KB |
n = 128 |
7 |
Correct |
1 ms |
468 KB |
n = 128 |
8 |
Correct |
1 ms |
468 KB |
n = 128 |
9 |
Correct |
1 ms |
468 KB |
n = 128 |
10 |
Correct |
1 ms |
468 KB |
n = 128 |
11 |
Correct |
1 ms |
468 KB |
n = 128 |
12 |
Correct |
1 ms |
404 KB |
n = 128 |
13 |
Correct |
1 ms |
468 KB |
n = 128 |
14 |
Correct |
1 ms |
468 KB |
n = 128 |
15 |
Correct |
1 ms |
468 KB |
n = 128 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
424 KB |
n = 128 |
2 |
Correct |
1 ms |
468 KB |
n = 128 |
3 |
Correct |
1 ms |
428 KB |
n = 128 |
4 |
Correct |
1 ms |
468 KB |
n = 128 |
5 |
Correct |
1 ms |
468 KB |
n = 128 |
6 |
Correct |
1 ms |
468 KB |
n = 128 |
7 |
Correct |
1 ms |
468 KB |
n = 128 |
8 |
Correct |
1 ms |
432 KB |
n = 128 |
9 |
Correct |
1 ms |
424 KB |
n = 128 |
10 |
Correct |
1 ms |
468 KB |
n = 128 |
11 |
Correct |
1 ms |
468 KB |
n = 128 |
12 |
Correct |
1 ms |
468 KB |
n = 128 |
13 |
Correct |
1 ms |
468 KB |
n = 128 |
14 |
Correct |
1 ms |
468 KB |
n = 128 |
15 |
Correct |
1 ms |
468 KB |
n = 128 |