QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#46281 | #4497. Map | miaomiaozi | AC ✓ | 382ms | 3840kb | C++17 | 1.2kb | 2022-08-28 18:55:49 | 2022-08-28 18:55:51 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
// https://space.bilibili.com/672346917
#ifndef LOCAL
#define LOG(...) 42
#endif
#define fi first
#define se second
#define pb push_back
#define endl '\n'
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
typedef long long LL;
typedef pair <int, int> PII;
constexpr int inf = 0x3f3f3f3f;
constexpr double EPS = 1e-8;
const double PI = acos(-1);
int multi_cases = 1;
using C = complex <double>;
void A_SOUL_AvA () {
vector <complex<double>> a(4), b(4);
for (int i = 0; i < 4; i++) {
double x, y;
cin >> x >> y;
a[i] = {x, y};
}
for (int i = 0; i < 4; i++) {
double x, y;
cin >> x >> y;
b[i] = {x, y};
}
C x1 = a[0], y1 = a[1];
C x2 = b[0], y2 = b[1];
C r = (y1 - y2) / (x1 - x2);
C t = y1 - r * x1;
C ans = t / (C(1, 0) - r);
cout << ans.real() << " " << ans.imag() << endl;
}
int main () {
cin.tie(nullptr)->sync_with_stdio(false);
cout << fixed << setprecision(12);
int T = 1;
for (multi_cases && cin >> T; T; T--) {
A_SOUL_AvA ();
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 382ms
memory: 3840kb
input:
100000 0 5 15 5 15 0 0 0 3 2 9 5 10 3 4 0 -605 604 604 605 605 -604 -604 -605 569 -338 568 -337 569 -336 570 -337 -964 963 963 964 964 -963 -963 -964 -364 838 -365 839 -364 840 -363 839 -664 663 663 664 664 -663 -663 -664 -307 -424 -308 -423 -307 -422 -306 -423 -866 865 865 866 866 -865 -865 -866 12...
output:
6.000000000000 2.000000000000 568.808264462810 -336.251239669422 -364.246369294606 838.376037344398 -306.450301204819 -422.912650602410 119.470554272517 796.609122401847 426.696564885496 50.239821882952 -138.701657458564 -400.855248618784 190.891911764706 -43.827205882353 -392.426023084995 -700.8384...
result:
ok 200000 numbers