| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 248811 |
2020-07-13T12:59:02 Z |
SamAnd |
Shuffle (NOI19_shuffle) |
C++17 |
|
178 ms |
384 KB |
#include "shuffle.h"
#include <bits/stdc++.h>
using namespace std;
#define m_p make_pair
#define all(x) (x).begin(),(x).end()
#define sz(x) ((int)(x).size())
#define fi first
#define se second
const int N = 1003;
int n, b, k;
vector<int> hat(vector<int> a, vector<int> b)
{
vector<int> res;
sort(all(a));
sort(all(b));
for (int i = 0; i < sz(a); ++i)
{
if (binary_search(all(b), a[i]))
res.push_back(a[i]);
}
return res;
}
void tp(vector<int> v)
{
for (int i = 0; i < v.size(); ++i)
printf("%d ", v[i]);
printf("\n");
}
int l[N], r[N];
vector<int> solve(int n, int b, int k, int Q, int ST)
{
::n = n;
::b = b;
::k = k;
if (b == 2)
{
int ans1;
vector<vector<vector<int> > > vvv, vvv0;
for (int j = 0; j < 10; ++j)
{
vector<vector<int> > vv(b);
bool z = false;
for (int i = 1; i <= n; ++i)
{
if (j == 0)
{
if (i <= n / 2)
{
l[i] = 1;
r[i] = n / 2;
vv[1].push_back(i);
}
else
{
l[i] = n / 2 + 1;
r[i] = n;
vv[0].push_back(i);
}
}
else
{
int m = (l[i] + r[i]) / 2;
if ((r[i] - l[i] + 1) % 2 == 0)
{
if (i <= m)
{
r[i] = m;
vv[1].push_back(i);
}
else
{
l[i] = m + 1;
vv[0].push_back(i);
}
}
else
{
if (i < m)
{
if (!z)
{
r[i] = m - 1;
vv[1].push_back(i);
}
else
{
r[i] = m;
vv[1].push_back(i);
}
}
else if (i > m)
{
if (z)
{
l[i] = m;
vv[0].push_back(i);
}
else
{
l[i] = m + 1;
vv[0].push_back(i);
}
}
else
{
if (!z)
{
l[i] = m;
vv[0].push_back(i);
}
else
{
r[i] = m;
vv[1].push_back(i);
}
z ^= true;
}
}
}
}
reverse(all(vv[0]));
while (vv[1].size() < vv[0].size())
{
vv[1].push_back(vv[0].back());
vv[0].pop_back();
}
while (vv[0].size() < vv[1].size())
{
vv[0].push_back(vv[1].back());
vv[1].pop_back();
}
sort(all(vv[0]));
sort(all(vv[1]));
vvv.push_back(shuffle(vv));
sort(all(vvv.back()[0]));
sort(all(vvv.back()[1]));
if (j == 0)
{
vector<vector<int> > u0, u1;
swap(vv[0][0], vv[1][0]);
u0 = shuffle(vv);
swap(vv[0][0], vv[1][0]);
swap(vv[0][1], vv[1][0]);
u1 = shuffle(vv);
swap(vv[0][1], vv[1][0]);
int u00, u01;
if (hat(u0[0], vvv.back()[0]).size() == 1)
u00 = hat(u0[0], vvv.back()[0])[0];
else
u00 = hat(u0[1], vvv.back()[0])[0];
if (hat(u0[0], vvv.back()[1]).size() == 1)
u01 = hat(u0[0], vvv.back()[1])[0];
else
u01 = hat(u0[1], vvv.back()[1])[0];
int u10, u11;
if (hat(u1[0], vvv.back()[0]).size() == 1)
u10 = hat(u1[0], vvv.back()[0])[0];
else
u10 = hat(u1[1], vvv.back()[0])[0];
if (hat(u1[0], vvv.back()[1]).size() == 1)
u11 = hat(u1[0], vvv.back()[1])[0];
else
u11 = hat(u1[1], vvv.back()[1])[0];
if (u00 == u10 || u00 == u11)
ans1 = u00;
else
ans1 = u01;
}
vvv0.push_back(vv);
if (binary_search(all(vvv.back()[0]), ans1) != binary_search(all(vv[0]), 1))
swap(vvv.back()[0], vvv.back()[1]);
}
vector<int> ans;
for (int i = 1; i <= n; ++i)
{
vector<int> yans;
for (int j = 1; j <= n; ++j)
yans.push_back(j);
for (int j = 0; j < 10; ++j)
{
if (binary_search(all(vvv0[j][1]), i))
{
yans = hat(yans, vvv[j][1]);
}
else
{
yans = hat(yans, vvv[j][0]);
}
}
ans.push_back(yans[0]);
}
return ans;
}
}
/*
20 2 10 12 5
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
6 2 3 100 2
1 2 3 4 5 6
14 2 7 12 5
14 2 3 10 5 6 7 8 9 4 11 12 13 1
*/
Compilation message
shuffle.cpp: In function 'void tp(std::vector<int>)':
shuffle.cpp:28:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (int i = 0; i < v.size(); ++i)
~~^~~~~~~~~~
shuffle.cpp: In function 'std::vector<int> solve(int, int, int, int, int)':
shuffle.cpp:202:1: warning: control reaches end of non-void function [-Wreturn-type]
}
^
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
384 KB |
Output is correct |
| 2 |
Correct |
0 ms |
384 KB |
Output is correct |
| 3 |
Correct |
0 ms |
288 KB |
Output is correct |
| 4 |
Correct |
0 ms |
384 KB |
Output is correct |
| 5 |
Correct |
0 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
0 ms |
384 KB |
Wrong Answer. Returned result not of length 6. |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
0 ms |
384 KB |
Wrong Answer. Returned result not of length 999. |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
384 KB |
Wrong Answer. Returned result not of length 1000. |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
176 ms |
384 KB |
Output is correct |
| 2 |
Correct |
14 ms |
384 KB |
Output is correct |
| 3 |
Correct |
44 ms |
384 KB |
Output is correct |
| 4 |
Correct |
178 ms |
384 KB |
Output is correct |
| 5 |
Correct |
174 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
0 ms |
384 KB |
Wrong Answer. Returned result not of length 99. |
| 2 |
Halted |
0 ms |
0 KB |
- |
