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ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#293152 | #4833. Tetra-puzzle | ucup-team1447# | 0 | 21ms | 265940kb | C++14 | 4.7kb | 2023-12-28 22:22:38 | 2023-12-28 22:22:38 |
Judging History
answer
// This Code was made by Chinese_zjc_.
#include <bits/stdc++.h>
const char s[] = {'I', 'L', 'O', 'T', 'Z'};
const int v[4][2] = {{+1, 0}, {0, +1}, {-1, 0}, {0, -1}};
const int xx[5][4] = {
{0, 0, 0, 0},
{0, 0, 0, 1},
{0, 0, 1, 1},
{0, 1, 1, 2},
{0, 1, 1, 2}};
const int yy[5][4] = {
{0, 1, 2, 3},
{0, 1, 2, 2},
{0, 1, 1, 0},
{0, 0, 1, 0},
{0, 0, 1, 1}};
int get(char c) { return std::find(s, s + 5, c) - s; }
bool able(int A, int B)
{
int X = B >> 7 & 7, Y = B >> 4 & 7, Sx = B >> 2 & 3, Sy = B & 3, add = 0;
if (Sx % 2 == Sy % 2)
return false;
for (int i = 0; i != 4; ++i)
{
int tx = X + xx[A][i] * v[Sx][0] + yy[A][i] * v[Sy][0], ty = Y + xx[A][i] * v[Sx][1] + yy[A][i] * v[Sy][1];
if (tx < 0 || tx >= 5 || ty < 0 || ty >= 5)
return false;
add |= 1 << (tx * 5 + ty);
}
return true;
}
int fill(int A, int B)
{
int X = B >> 7 & 7, Y = B >> 4 & 7, Sx = B >> 2 & 3, Sy = B & 3, res = 0;
assert(Sx % 2 != Sy % 2);
for (int i = 0; i != 4; ++i)
{
int tx = X + xx[A][i] * v[Sx][0] + yy[A][i] * v[Sy][0], ty = Y + xx[A][i] * v[Sx][1] + yy[A][i] * v[Sy][1];
assert(0 <= tx && tx < 5 && 0 <= ty && ty < 5);
res |= 1 << (tx * 5 + ty);
}
return res;
}
int clear(int A)
{
int del = 0;
for (int i = 0, j = 0b0000100001000010000100001; i != 5; ++i, j <<= 1)
if ((A & j) == j)
del |= j;
for (int i = 0, j = 0b0000000000000000000011111; i != 5; ++i, j <<= 5)
if ((A & j) == j)
del |= j;
return A ^ del;
}
void print(int A, int B)
{
for (int i = 0; i != 5; ++i, std::cout << std::endl)
for (int j = 0; j != 5; ++j)
std::cout << (B >> (i * 5 + j) & 1 ? (A >> (i * 5 + j) & 1 ? '#' : '*') : '.');
}
std::vector<int> to[5];
double r[1 << 25];
double eval(int x)
{
if (r[x] >= 0)
return r[x];
std::vector<int> p(5);
for (int i = 0; i != 5; ++i)
for (auto j : to[i])
p[i] += !(x & j);
std::sort(p.begin(), p.end());
return r[x] = 1 + p[1] * 1 + p[2] * 2 + p[3] * 3 + p[4] * 4; // - __builtin_popcount(x);
}
/*
1111
222
33
4
*/
int tmp;
int trans(int A, int B)
{
int bes = (1 << 25) - 1;
for (auto i : to[B])
{
if (A & i)
continue;
int lst = A | i;
int nxt = clear(A | i);
if (eval(bes) < eval(nxt))
bes = nxt, tmp = lst;
}
return bes;
}
std::string who;
int n;
signed main()
{
std::memset(r, -1, sizeof(r));
std::ios::sync_with_stdio(false);
for (int i = 0; i != 5; ++i)
for (int j = 0; j != 1 << 10; ++j)
if (able(i, j))
to[i].push_back(fill(i, j));
for (int i = 0; i != 5; ++i)
{
std::sort(to[i].begin(), to[i].end());
to[i].erase(std::unique(to[i].begin(), to[i].end()), to[i].end());
}
// for (int i = 0; i != 1 << 25; ++i)
// {
// if (clear(i) != i)
// continue;
// r[i] = eval(i);
// }
// std::queue<int> que;
// que.push(0);
// while (!que.empty())
// {
// int now = que.front();
// que.pop();
// std::vector<int> p;
// for (int t = 0; t != 5; ++t)
// {
// int bes = -1, val = -1;
// for (auto i : to[t])
// if (!(now & i) && r[clear(now | i)] > val)
// bes = clear(now | i), val = r[clear(now | i)];
// if (bes != -1)
// p.push_back(bes), std::cout << t << std::endl;
// }
// print(now, now);
// assert(p.size() >= 4);
// std::sort(p.begin(), p.end(), [&](const int &A, const int &B)
// { return r[A] > r[B]; });
// for (int i = 0; i != 4; ++i)
// que.push(p[i]);
// }
// return 0;
std::cin >> who;
std::mt19937_64 rng(time(0));
if (who == "prepare")
{
std::cin >> n;
int cur = 0;
for (int i = 0; i != n; ++i)
{
static char a, b;
std::cin >> a >> b;
int A = trans(cur, get(a)), B = trans(cur, get(b));
int ra=r[A],rb=r[B];
if (rng()%(ra+rb)<ra)
std::cout << a, cur = A;
else
std::cout << b, cur = B;
}
}
if (who == "play")
{
std::cin >> n;
int cur = 0;
for (int i = 0; i != n; ++i)
{
static char c;
std::cin >> c;
int C = trans(cur, get(c));
print(cur, tmp);
cur = C;
}
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 4ms
memory: 265796kb
First Run Input
prepare 6 TO LO ZI LI LT LT
First Run Output
TOILLT
Second Run Input
play 6 T O I L L T
Second Run Output
***.. .*... ..... ..... ..... ###** .#.** ..... ..... ..... .**** .#.## ..... ..... ..... .#### .#.## .*... .*... **... *.### ***## ..... ..... #.... #*### **... .*... ..... #....
result:
ok good job!
Test #2:
score: 100
Accepted
time: 0ms
memory: 265940kb
First Run Input
prepare 1 ZI
First Run Output
Z
Second Run Input
play 1 Z
Second Run Output
.**.. **... ..... ..... .....
result:
ok good job!
Test #3:
score: 100
Accepted
time: 7ms
memory: 265932kb
First Run Input
prepare 10 LO TZ ZO OI OL ZL ZO TL OZ LO
First Run Output
LTZILLOLOL
Second Run Input
play 10 L T Z I L L O L O L
Second Run Output
***.. *.... ..... ..... ..... ###.. #.... *.... **... *.... *##.. **... .*... .#... ..... ###.. ##... .#... .#... .**** #.#.. #.... *.... *.... **### **#.. *.... *.... ..... ..... ###** #..** #.... ..... ..... ..... #**## #*... .*... ..... **... **... ##... .#... ..... ##... ##... ##... *#... ***..
result:
ok good job!
Test #4:
score: 100
Accepted
time: 21ms
memory: 265852kb
First Run Input
prepare 29 ZT OT ZL LT ZI LO IZ LT OI ZT ZT OL ZI LT LZ TZ IL ZI OT LZ LT LZ OT OI IO OZ IZ ZL ZL
First Run Output
ZTLLILILOTZLZTLTIIOZTLOOIZILL
Second Run Input
play 29 Z T L L I L I L O T Z L Z T L T I I O Z T L O O I Z I L L
Second Run Output
.**.. **... ..... ..... ..... .##*. ##*** ..... ..... ..... *###. ***.. ..... ..... ..... ####. ###** ....* ....* ..... ####. ..... ****# ....# ..... ####* ....* ...** ....# ..... ..... ****# ...## ....# ..... ..... *.... ***## ....# ..... ...** #..** ..... ....# ..... ***## #*.## ..... ....# ..... ...
result:
ok good job!
Test #5:
score: 0
Wrong Answer
time: 11ms
memory: 265844kb
First Run Input
prepare 36 TI ZT IT IT OT OZ IL TZ ZO LO LZ ZL OT ZI IL OT OT ZI ZT TZ TI LT LO OL IL OL IZ OZ OL ZL LT IO ZO ZL ZO LT
First Run Output
IZTTTZIZZOZLOZLOOZTZITLLLLIOOZTIZZOT
Second Run Input
play 36 I Z T T T Z I Z Z
Second Run Output
****. ..... ..... ..... ..... ####* ...** ...*. ..... ..... .*... ***## ...#. ..... ..... .#..* ...** ...#* ..... ..... .#..# .*.## ***## ..... ..... .#..# .#.## ....* ...** ...*. .#..# .#.## ****# ...## ...#. .#..# .#.## ..... **.## .**#. .#..# .#.## ..... ##.## .###.
result:
wrong answer wrong answer: invalid set [B] on step 9