QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#167550 | #7184. Transport Pluses | ucup-team1234# | WA | 2ms | 14792kb | C++20 | 2.5kb | 2023-09-07 15:50:16 | 2023-09-07 15:50:17 |
Judging History
answer
#include<iostream>
#include<set>
#include<vector>
#include<queue>
#include<cstring>
#include<map>
#include<algorithm>
#include<cmath>
using namespace std;
#define endl '\n'
#define INF 0x3f3f3f3f
typedef long long LL;
typedef pair<int, int>PII;
typedef unsigned long long ULL;
const int N = 1e2+10;
const int mod = 998244353;
double eps = 1e-9;
double f[N][N][N],mnx[N],mny[N];
PII pre[N][N][N];
int mnxY[N], mnyX[N];
int X[N], Y[N];
double dist(int x0,int y0,int x1,int y1)
{
return sqrt((x0 - x1) * (x0 - x1) + (y0 - y1) * (y0 - y1));
}
struct P {
int o, x, y;
};
void solve()
{
int n, t;
cin >> n >> t;
int sx, sy, tx, ty;
cin >> sx >> sy >> tx >> ty;
for (int i = 1; i <= n; i++)
cin >> X[i] >> Y[i];
for (int i = 0; i <= 100; i++)
{
mnx[i] = mny[i] = 1e9;
}
for (int i = 0; i <= 100; i++)
for (int j = 0; j <= 100; j++)
{
f[0][i][j] = dist(sx, sy, i, j);
pre[0][i][j] = { sx,sy };
// cout << i << ' ' << j << ' '<< f[0][i][j] << endl;
if (f[0][i][j] < mnx[i])
mnx[i] = f[0][i][j], mnxY[i] = j;
if(f[0][i][j]<mny[j])
mny[j] = f[0][i][j],mnyX[j]=i;
}
for (int i = 1; i <= n; i++)
{
for (int x = 0; x <= 100; x++)
{
for (int y = 0; y <= 100; y++)
{
double temp= t + min(mnx[X[i]], mny[Y[i]]) + min(fabs(x - X[i]), fabs(y - Y[i]));
f[i][x][y] = min(f[i - 1][x][y],temp);
if (f[i - 1][x][y] <= temp)
{
pre[i][x][y] = pre[i - 1][x][y];
}
else
{
if (mnx[X[i]] < mny[Y[i]])
{
pre[i][x][y] = { X[i],mnxY[X[i]] };
}
else
pre[i][x][y] = { mnyX[Y[i]],Y[i] };
}
}
}
for (int x = 0; x <= 100; x++)
for (int y = 0; y <= 100; y++)
{
if (f[i][x][y] < mnx[x])
mnx[x] = f[i][x][y], mnxY[x] = y;
if (f[i][x][y] < mny[y])
mny[y] = f[i][x][y], mnyX[y] = x;
}
}
cout << f[n][tx][ty] << endl;
vector<P>ans;
for (int i = n; i; i--)
{
if (fabs(f[i][tx][ty] - f[i - 1][tx][ty]) < eps)
{
continue;
}
ans.push_back({ 0,tx,ty });
int ttx = tx, tty = ty;
if (fabs(tx - X[i]) < fabs(ty - Y[i]))
ttx = X[i];
else
tty = Y[i];
ans.push_back({ i,ttx,tty });
ttx = tx, tty = ty;
tx = pre[i][ttx][tty].first;
ty = pre[i][ttx][tty].second;
}
ans.push_back({ 0,tx,ty });
cout << ans.size() << endl;
reverse(ans.begin(), ans.end());
for (auto& [i, x, y] : ans)
cout << i << ' ' << x << ' ' << y << endl;
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int T;
T = 1;
while (T--)
solve();
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 2ms
memory: 8036kb
input:
1 2 1 1 5 3 6 2
output:
4 3 0 1 2 1 5 2 0 5 3
result:
ok correct
Test #2:
score: 0
Accepted
time: 1ms
memory: 7876kb
input:
2 1 1 1 6 1 1 3 6 3
output:
2 5 0 1 1 1 0 3 0 0 3 2 6 1 0 6 1
result:
ok correct
Test #3:
score: 0
Accepted
time: 1ms
memory: 6032kb
input:
0 0 1 1 1 1
output:
0 1 0 1 1
result:
ok correct
Test #4:
score: 0
Accepted
time: 1ms
memory: 5836kb
input:
0 0 100 100 0 0
output:
141.421 1 0 0 0
result:
ok correct
Test #5:
score: 0
Accepted
time: 1ms
memory: 6148kb
input:
1 0 100 100 0 0 100 100
output:
100 3 0 100 100 1 0 100 0 0 0
result:
ok correct
Test #6:
score: 0
Accepted
time: 1ms
memory: 5988kb
input:
1 0 100 100 0 0 100 0
output:
0 3 0 100 100 1 0 0 0 0 0
result:
ok correct
Test #7:
score: 0
Accepted
time: 1ms
memory: 5992kb
input:
1 0 100 100 0 0 0 100
output:
0 3 0 100 100 1 0 0 0 0 0
result:
ok correct
Test #8:
score: 0
Accepted
time: 1ms
memory: 7976kb
input:
1 100 50 50 0 0 50 50
output:
70.7107 1 0 0 0
result:
ok correct
Test #9:
score: 0
Accepted
time: 0ms
memory: 8028kb
input:
1 100 50 50 0 0 0 50
output:
70.7107 1 0 0 0
result:
ok correct
Test #10:
score: 0
Accepted
time: 1ms
memory: 6048kb
input:
1 100 50 50 0 0 51 51
output:
70.7107 1 0 0 0
result:
ok correct
Test #11:
score: 0
Accepted
time: 0ms
memory: 5980kb
input:
1 100 50 50 0 0 2 53
output:
70.7107 1 0 0 0
result:
ok correct
Test #12:
score: 0
Accepted
time: 1ms
memory: 6040kb
input:
1 100 0 0 100 100 50 50
output:
141.421 1 0 100 100
result:
ok correct
Test #13:
score: 0
Accepted
time: 0ms
memory: 8224kb
input:
1 33 0 0 100 100 50 50
output:
133 3 0 0 50 1 100 50 0 100 100
result:
ok correct
Test #14:
score: 0
Accepted
time: 1ms
memory: 6044kb
input:
1 12 100 0 11 90 0 100
output:
122 3 0 100 100 1 11 100 0 11 90
result:
ok correct
Test #15:
score: 0
Accepted
time: 1ms
memory: 5988kb
input:
1 12 100 0 10 89 0 100
output:
122 3 0 100 100 1 0 89 0 10 89
result:
ok correct
Test #16:
score: 0
Accepted
time: 1ms
memory: 6300kb
input:
2 1 2 1 5 1 1 3 6 3
output:
3 1 0 5 1
result:
ok correct
Test #17:
score: 0
Accepted
time: 1ms
memory: 6132kb
input:
2 2 2 1 5 1 1 3 6 3
output:
3 1 0 5 1
result:
ok correct
Test #18:
score: 0
Accepted
time: 1ms
memory: 6080kb
input:
1 2 1 1 5 3 7 2
output:
4 3 0 1 2 1 5 2 0 5 3
result:
ok correct
Test #19:
score: 0
Accepted
time: 1ms
memory: 6216kb
input:
1 2 1 1 5 4 6 2
output:
4 3 0 1 2 1 6 4 0 5 4
result:
ok correct
Test #20:
score: 0
Accepted
time: 1ms
memory: 7988kb
input:
12 1 77 80 76 78 77 81 76 79 77 78 75 80 75 79 76 80 78 81 77 81 76 81 76 80 77 79 76 79
output:
1 3 0 77 80 3 76 78 0 76 78
result:
ok correct
Test #21:
score: 0
Accepted
time: 1ms
memory: 6408kb
input:
5 1 40 69 37 71 37 69 36 71 38 70 40 72 40 71
output:
1 3 0 40 69 1 37 71 0 37 71
result:
ok correct
Test #22:
score: 0
Accepted
time: 2ms
memory: 6568kb
input:
8 1 84 27 86 32 85 31 83 27 86 27 85 28 83 27 83 32 85 31 87 29
output:
1 3 0 84 27 3 86 32 0 86 32
result:
ok correct
Test #23:
score: 0
Accepted
time: 2ms
memory: 7124kb
input:
11 1 95 30 99 36 96 33 95 36 94 30 98 33 98 36 97 31 99 33 99 31 98 35 95 36 100 32
output:
1 3 0 95 30 2 99 36 0 99 36
result:
ok correct
Test #24:
score: 0
Accepted
time: 0ms
memory: 6480kb
input:
4 1 19 37 18 32 18 36 21 36 19 33 22 34
output:
2 3 0 19 36 1 18 32 0 18 32
result:
ok correct
Test #25:
score: 0
Accepted
time: 1ms
memory: 6536kb
input:
7 1 49 6 48 8 46 3 49 9 45 6 43 3 49 8 43 8 48 2
output:
1 3 0 49 6 5 48 8 0 48 8
result:
ok correct
Test #26:
score: 0
Accepted
time: 2ms
memory: 11076kb
input:
10 0 75 31 74 34 77 36 79 34 74 37 75 32 76 31 81 37 79 34 77 28 80 36 80 28
output:
0 5 0 75 31 4 75 34 0 75 34 7 74 34 0 74 34
result:
ok correct
Test #27:
score: 0
Accepted
time: 1ms
memory: 6172kb
input:
3 3 74 19 75 15 70 17 74 10 75 17
output:
4 3 0 74 19 2 74 15 0 75 15
result:
ok correct
Test #28:
score: 0
Accepted
time: 1ms
memory: 6440kb
input:
6 1 38 6 35 3 32 13 34 4 37 4 28 10 37 12 35 14
output:
3 3 0 37 6 3 35 4 0 35 3
result:
ok correct
Test #29:
score: 0
Accepted
time: 2ms
memory: 6712kb
input:
9 2 91 54 90 52 86 61 90 59 90 63 97 54 93 60 96 56 85 63 89 58 95 59
output:
2.23607 1 0 90 52
result:
ok correct
Test #30:
score: 0
Accepted
time: 1ms
memory: 10188kb
input:
3 1 28 85 24 87 23 94 29 87 23 86
output:
2 3 0 29 85 2 24 87 0 24 87
result:
ok correct
Test #31:
score: 0
Accepted
time: 2ms
memory: 10984kb
input:
18 1 56 70 54 77 56 72 52 71 54 69 53 67 52 72 55 73 51 71 59 74 49 77 58 80 59 72 60 77 50 70 56 71 61 71 63 79 60 76 54 69
output:
2 3 0 56 69 3 54 77 0 54 77
result:
ok correct
Test #32:
score: 0
Accepted
time: 2ms
memory: 10972kb
input:
28 1 70 72 62 63 78 73 80 64 74 74 55 60 77 55 58 61 64 57 68 65 75 73 64 75 76 60 77 58 60 65 64 67 79 66 58 78 64 58 66 55 62 62 55 57 65 55 73 76 58 70 76 56 66 68 77 76 64 55 55 65
output:
3 5 0 70 73 1 78 62 0 78 62 19 62 63 0 62 63
result:
ok correct
Test #33:
score: -100
Wrong Answer
time: 1ms
memory: 14792kb
input:
40 1 72 56 63 68 70 58 70 63 55 55 52 76 83 52 84 86 49 66 63 76 57 65 82 77 50 78 82 76 78 53 74 58 66 65 80 71 57 77 54 71 77 86 67 88 71 71 80 74 65 70 48 66 80 86 82 69 72 78 72 73 74 65 84 49 68 75 47 52 75 82 83 55 52 76 49 88 47 48 70 61 45 60 44 49
output:
3 5 0 72 55 3 55 76 0 55 76 8 63 68 0 63 68
result:
wrong answer read 3.000000 but expected 2.000000, error = 1.000000