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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#536240 | #4328. Dugput | hhoppitree | 59.244865 ✓ | 1248ms | 4756kb | C++17 | 6.0kb | 2024-08-28 21:04:07 | 2024-10-24 22:21:14 |
Judging History
你现在查看的是测评时间为 2024-10-24 22:21:14 的历史记录
- [2024-08-28 21:04:07]
- 提交
answer
#include <bits/stdc++.h>
using namespace std;
string rep(string s, char U, char D, char L, char R) {
for_each(s.begin(), s.end(), [&](char &x){ x += 'a' - 'A';});
replace(s.begin(), s.end(), 'u', U), replace(s.begin(), s.end(), 'd', D);
replace(s.begin(), s.end(), 'l', L), replace(s.begin(), s.end(), 'r', R);
return s;
}
string rev(string s) {
reverse(s.begin(), s.end()); return rep(s, 'D', 'U', 'R', 'L');
}
int calc(int n, int m, int a, int b, int c, int d) {
if (n > m) return calc(m, n, b, a, d, c);
if (a > c) return calc(n, m, n - a + 1, b, n - c + 1, d);
if (b > d) return calc(n, m, a, m - b + 1, c, m - d + 1);
if (a == c && b == d) return 0;
if (n == 1) return abs(b - d);
if (n == 2 && a != c && d - b <= 1) return max(b + d - 1, m + m - b - d + 1);
if ((n * m) & 1) return n * m - 1 - ((a + b) & 1) - ((c + d) & 1);
if (n == 3 && ((a + b + c + d) & 1) && ((d - b >= 2 && ((a + b) & 1)) || (a == 2 && c == 2 && (b & 1)))) return n * m - 3;
return n * m - 1 - !((a + b + c + d) & 1);
}
void Nxt(int ty, int n, int m, int a, int b, int &c, int &d, char &dir) {
c = a, d = b;
if ((a == 1 && (b != (!ty ? m : 1))) || (a == n && (b != (!ty ? 1 : m)))) {
if (ty ^ (a == 1)) ++d, dir = 'R';
else --d, dir = 'L';
} else {
if (ty ^ (b == 1)) --c, dir = 'U';
else ++c, dir = 'D';
}
}
string Solve(int n, int m, int a, int b, int c, int d) {
int V = calc(n, m, a, b, c, d);
if (n > m) return rep(Solve(m, n, b, a, d, c), 'L', 'R', 'U', 'D');
if (a > c) return rep(Solve(n, m, n - a + 1, b, n - c + 1, d), 'D', 'U', 'L', 'R');
if (b > d) return rep(Solve(n, m, a, m - b + 1, c, m - d + 1), 'U', 'D', 'R', 'L');
if (n == 1) return string(d - b, 'R');
if (n == 2 && a != c && abs(b - d) <= 1) {
if (b + d - 1 > m + m - b - d + 1) return string(b - 1, 'L') + "D" + string(d - 1, 'R');
return string(m - b, 'R') + "D" + string(m - d, 'L');
}
for (int i = a; i < c; ++i) for (int j = 1; j <= m; ++j)
if (calc(i, m, a, b, i, j) + calc(n - i, m, 1, j, c - i, d) + 1 == V)
return Solve(i, m, a, b, i, j) + "D" + Solve(n - i, m, 1, j, c - i, d);
for (int i = b; i < d; ++i) for (int j = 1; j <= n; ++j)
if (calc(n, i, a, b, j, i) + calc(n, m - i, j, 1, c, d - i) + 1 == V)
return Solve(n, i, a, b, j, i) + "R" + Solve(n, m - i, j, 1, c, d - i);
int f1 = (a == 1 || a == n || b == 1 || b == m), f2 = (c == 1 || c == n || d == 1 || d == m);
if ((f1 || f2) && n > 3) {
int fl = 0;
if (!f1 && f2) swap(f1, f2), fl = 1, swap(a, c), swap(b, d);
string S;
int ty = (a == 1 && b == 2) || (a == 2 && b == m) || (a == n && b == m - 1) || (a == n - 1 && b == 1);
int ta = a, tb = b;
while (1) {
int ox, oy; char dir;
Nxt(ty, n, m, a, b, ox, oy, dir);
if (ox == ta && oy == tb) {
if (a == 1) ++a, S += "D";
else if (a == n) --a, S += "U";
else if (b == 1) ++b, S += "R";
else --b, S += "L";
break;
}
a = ox, b = oy, S += dir;
}
S += Solve(n - 2, m - 2, a - 1, b - 1, c - 1, d - 1);
return fl ? rev(S) : S;
}
if (n != 3) {
string S;
int fl = !(n & 1);
if (fl) swap(n, m), swap(a, b), swap(c, d);
if (a > ((n + 1) >> 1)) return rep(Solve(n, m, n - a + 1, b, n - c + 1, d), 'D', 'U', 'L', 'R');
S += string(a - 1, 'U');
S += string(m - b, 'R');
S += string(n - 1, 'D');
S += string(m - 1, 'L');
S += string(n - 1, 'U');
S += "R";
for (int i = 1; i <= (a >> 1); ++i) {
S += string(b - 3, 'R') + "D" + string(b - 3, 'L') + "D";
}
for (int i = 1; i <= (m >> 1) - 1; ++i) {
S += string(n - a - 2, 'D') + "R" + string(n - a - 2, 'U') + (i != (m >> 1) - 1 ? "R" : "U");
}
for (int i = 1; i <= ((m - b - 1) >> 1); ++i) {
S += string(a - 2, 'U') + "L" + string(a - 2, 'D') + (i != ((m - b - 1) >> 1) ? "L" : "");
}
return fl ? rep(S, 'L', 'R', 'U', 'D') : S;
}
if (a == 3 || (a == 2 && c == 3)) return rev(rep(Solve(n, m, n - c + 1, m - d + 1, n - a + 1, m - b + 1), 'D', 'U', 'R', 'L'));
if (a == 1 && b == d && calc(n, b - 1, 1, b - 1, c ^ 1, b - 1) + calc(n, m - b, c ^ 1, 1, c, 1) + 4 == V) {
return "L" + Solve(n, b - 1, 1, b - 1, c ^ 1, b - 1) + "RR" + Solve(n, m - b, c ^ 1, 1, c, 1) + "L";
}
if (a == 1 && b == d && calc(n, m - b, 1, 1, c ^ 1, 1) + calc(n, b - 1, c ^ 1, b - 1, c, b - 1) + 4 == V) {
return "R" + Solve(n, m - b, 1, 1, c ^ 1, 1) + "LL" + Solve(n, b - 1, c ^ 1, b - 1, c, b - 1) + "R";
}
string S;
S += string(m - b, 'R');
S += "D";
for (int i = 1; i <= (m - b - 1) >> 1; ++i) S += "DLUL";
S += "L";
for (int i = 1; i <= (b - 1) >> 1; ++i) S += "LULD";
S += "D";
S += string(b, 'R');
return S;
}
void printGrid(int n, int m, int a, int b, int c, int d, string S) {
vector< vector<char> > z(n * 2, vector<char>(m * 3 - 1, ' '));
z[a * 2 - 1][b * 3 - 2] = z[c * 2 - 1][d * 3 - 2] = '*';
for (auto o : S) {
if (o == 'R') z[a * 2 - 1][b * 3 - 1] = z[a * 2 - 1][b * 3] = '-', ++b;
else if (o == 'L') --b, z[a * 2 - 1][b * 3 - 1] = z[a * 2 - 1][b * 3] = '-';
else if (o == 'D') z[a * 2][b * 3 - 2] = '|', ++a;
else --a, z[a * 2][b * 3 - 2] = '|';
}
for (int i = 1; i <= n * 2 - 1; ++i, puts("")) {
for (int j = 1; j <= m * 3 - 2; ++j) putchar(z[i][j] != '*' && (i & 1) && (j % 3 == 1) ? 'o' : z[i][j]);
}
}
signed main() {
int type, T; scanf("%d%d", &type, &T);
while (T--) {
int n, m, a, b, c, d; scanf("%d%d%d%d%d%d", &n, &m, &a, &b, &c, &d);
if (type != 5) printGrid(n, m, a, b, c, d, Solve(n, m, a, b, c, d));
else printf("%d\n", calc(n, m, a, b, c, d) + 1);
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Subtask #1:
score: 20
Accepted
Test #1:
score: 23.7914
Acceptable Answer
time: 4ms
memory: 3704kb
input:
1 1562 15 6 1 6 15 1 15 6 5 6 11 1 15 6 15 2 1 5 15 6 1 6 1 3 15 6 15 6 11 6 15 6 1 1 4 2 15 6 2 1 9 2 15 6 4 5 9 4 15 6 4 5 4 6 15 6 9 2 3 2 15 6 9 2 6 5 2 41 1 41 2 1 2 41 1 24 2 9 2 41 2 2 1 10 2 41 1 1 1 14 2 41 2 1 1 10 2 41 2 16 2 17 2 41 1 28 2 35 2 41 2 9 1 36 2 41 1 18 ...
output:
o--o--o o--o * | | | | | o--o o o o o | | | | | o--o o o o o | | | | | o--o o o o o | | | | | o--o o o o o | | | | | o--o o o o o | | | | | o--o o o o o | | | | | o--o o o o o | | | | | o--o o o o o | | | ...
result:
points 1.1895684148 correct (test case 1562)
Subtask #2:
score: 25
Accepted
Dependency #1:
100%
Accepted
Test #2:
score: 38.4516
Acceptable Answer
time: 71ms
memory: 4032kb
input:
2 1562 500 1 1 1 500 1 500 1 52 1 76 1 500 1 24 1 243 1 500 1 1 1 386 1 500 1 1 1 10 1 500 1 340 1 117 1 500 1 298 1 363 1 500 1 300 1 103 1 500 1 370 1 383 1 12 83 12 1 12 83 12 83 12 27 12 65 12 83 1 22 1 78 12 83 1 83 12 69 12 83 1 83 2 83 12 83 1 83 2 60 12 83 10 83 11 14 12 83...
output:
* | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | o | ...
result:
points 1.5380621489 correct (test case 1562)
Subtask #3:
score: 14.2449
Acceptable Answer
Dependency #2:
100%
Accepted
Test #3:
score: 14.2449
Acceptable Answer
time: 265ms
memory: 4024kb
input:
3 1172 500 3 500 3 1 3 500 3 332 1 425 1 500 3 390 1 270 3 500 3 1 1 293 3 500 3 500 1 284 1 500 3 1 3 55 2 500 3 314 1 457 2 500 3 68 2 261 2 500 3 68 2 69 3 500 3 299 2 376 2 500 3 299 2 299 1 500 3 500 1 1 1 500 3 103 1 300 1 500 3 142 1 113 1 500 3 1 1 76 3 500 3 1 1 439 1 500 ...
output:
o--o * | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | | | o o o | |...
result:
points 0.9496576514 correct (test case 1172)
Subtask #4:
score: 0
Wrong Answer
Dependency #3:
94.9658%
Acceptable Answer
Test #4:
score: 0
Wrong Answer
time: 1248ms
memory: 4756kb
input:
4 1562 165 500 1 500 165 500 165 500 78 500 1 401 165 500 165 469 104 500 165 500 1 1 165 298 165 500 165 1 1 499 165 500 165 1 4 122 165 500 8 1 85 361 165 500 112 191 152 254 165 500 112 191 114 190 165 500 49 106 64 350 165 500 49 106 48 108 22 500 22 500 22 1 22 500 20 1 1 387 22 ...
output:
o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--o--...
result:
wrong answer invalid map: (1, 1) is , but it should be either o or * (test case 1349)
Subtask #5:
score: 0
Wrong Answer
Test #5:
score: 0
Wrong Answer
time: 1ms
memory: 3864kb
input:
5 1562 165 500 1 500 165 500 165 500 78 500 1 401 165 500 165 469 104 500 165 500 1 1 165 298 165 500 165 1 1 499 165 500 165 1 4 122 165 500 8 1 85 361 165 500 112 191 152 254 165 500 112 191 114 190 165 500 49 106 64 350 165 500 49 106 48 108 22 500 22 500 22 1 22 500 20 1 1 387 22 ...
output:
82499 82499 82499 82500 82499 82499 82500 82500 82500 82500 82500 11000 11000 10999 10999 10999 11000 10999 11000 11000 11000 10999 10499 10500 10500 10500 10500 10500 10500 10500 10500 10500 10499 30000 30000 29999 29999 29999 30000 30000 29999 30000 29999 30000 39999 39999 40000 40000 40000 40000 ...
result:
wrong answer read 82499 but expected 1162 (test case 1)