QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#519071 | #9168. Square Locator | clear_tea | AC ✓ | 0ms | 3968kb | C++20 | 2.0kb | 2024-08-14 15:55:27 | 2024-08-14 15:55:30 |
Judging History
answer
#include <bits/stdc++.h>
#define int __int128
using ll = long long;
using namespace std;
mt19937_64 rnd(time(0));
//整数开方, 利用二分去查找
int sq(int x) {
int l = 0, r = 4e18 + 10;
while (r > 1 + l) {
int mid = (r + l) >> 1;
if (mid * mid <= x) l = mid;
else r = mid;
}
return l;
}
struct point {
int x, y;
// point(int x, int y): x(x), y(y){}
point clk90(point B) {
int dx = B.x - x;
int dy = B.y - y;
return {x + dy, y - dx};
}
point anti_clk90(point B) {
int dx = B.x - x;
int dy = B.y - y;
return {x - dy, y + dx};
}
int disSqr(point B) {
return (B.x - x) * (B.x - x) + (B.y - y) * (B.y - y);
}
};
int d1, d2, d3, d4;
point A, B, C, D;
void print(){
cout << (ll)A.y << " " << (ll)B.x << " " << (ll)B.y << " ";
cout << (ll)C.x << " " << (ll)C.y << " " << (ll)D.x << " " << (ll)D.y;
exit(0);
}
void check(int L) {
B.y = (d1 + d2 - L) / 2 / A.y;
B.x = sq(d2 - B.y * B.y);
C = B.clk90(A);
D = C.clk90(B);
if(C.disSqr({0,0}) == d3 && D.disSqr({0, 0}) == d4) print();
else{
B.x = -B.x;
C = B.clk90(A);
D = C.clk90(B);
if(C.disSqr({0,0}) == d3 && D.disSqr({0, 0}) == d4) print();
}
}
void solve() {
ll dd1, dd2, dd3, dd4;
cin >> dd1 >> dd2 >> dd3 >> dd4;
d1 = dd1, d2 = dd2, d3 = dd3, d4 = dd4;
A = {0, sq(dd1)};
int a = 2, b = -2 * (d2 + d4), c = (2 * d1 * d1 + d2 * d2 + d4 * d4 - 2 * d1 * d2 - 2 * d1 * d4);
int det = sq(b * b - 4 * a * c);
int x1 = (det - b) / 2 / a;
int x2 = (-1 * det - b) / 2 / a;
check(x1);
check(x2);
cout << "no ans";
}
signed main() {
ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
ll Tcase = 1;
// cin >> Tcase;
while (Tcase--) {
solve();
}
// ll a = 1e8, b = 1e8 + 1;
// cout << a * a << " " << 1 << " " << 1 + b*b << " " << a*a + b*b;
return 0;
}
这程序好像有点Bug,我给组数据试试?
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3704kb
input:
36 5 10 41
output:
6 -2 1 3 -1 5 4
result:
ok Answer is correct
Test #2:
score: 0
Accepted
time: 0ms
memory: 3708kb
input:
1 1 1 1
output:
1 -1 0 0 -1 1 0
result:
ok Answer is correct
Test #3:
score: 0
Accepted
time: 0ms
memory: 3704kb
input:
1000000000000000000 1000000000000000000 1000000000000000000 1000000000000000000
output:
1000000000 -1000000000 0 0 -1000000000 1000000000 0
result:
ok Answer is correct
Test #4:
score: 0
Accepted
time: 0ms
memory: 3700kb
input:
4 10 8 2
output:
2 -3 1 -2 -2 1 -1
result:
ok Answer is correct
Test #5:
score: 0
Accepted
time: 0ms
memory: 3704kb
input:
4 50 104 58
output:
2 -5 -5 2 -10 7 -3
result:
ok Answer is correct
Test #6:
score: 0
Accepted
time: 0ms
memory: 3704kb
input:
9 16 65 58
output:
3 0 -4 7 -4 7 3
result:
ok Answer is correct
Test #7:
score: 0
Accepted
time: 0ms
memory: 3708kb
input:
25 13 101 113
output:
5 2 -3 10 -1 8 7
result:
ok Answer is correct
Test #8:
score: 0
Accepted
time: 0ms
memory: 3640kb
input:
16 25 58 49
output:
4 -4 -3 3 -7 7 0
result:
ok Answer is correct
Test #9:
score: 0
Accepted
time: 0ms
memory: 3704kb
input:
374544 2235250 4453364 2592658
output:
612 -1205 -885 292 -2090 1497 -593
result:
ok Answer is correct
Test #10:
score: 0
Accepted
time: 0ms
memory: 3776kb
input:
126736 551200 1838608 1414144
output:
356 124 -732 1212 -608 1088 480
result:
ok Answer is correct
Test #11:
score: 0
Accepted
time: 0ms
memory: 3740kb
input:
6007401 6936277 5051405 4122529
output:
2451 -2599 426 -574 -2173 2025 -148
result:
ok Answer is correct
Test #12:
score: 0
Accepted
time: 0ms
memory: 3644kb
input:
2209 2536706 4875777 2341280
output:
47 -1435 691 -2079 -744 -644 -1388
result:
ok Answer is correct
Test #13:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
986962771600 2474826790757 5529645464114 4041781444957
output:
993460 -1210079 -1005254 788635 -2215333 1998714 -216619
result:
ok Answer is correct
Test #14:
score: 0
Accepted
time: 0ms
memory: 3700kb
input:
722790729241 782340801290 3904082690373 3844532618324
output:
850171 68947 -881809 1800927 -812862 1731980 919118
result:
ok Answer is correct
Test #15:
score: 0
Accepted
time: 0ms
memory: 3704kb
input:
3870332944 287487526720 654504136912 370886943136
output:
62212 77528 -530544 670284 -453016 592756 139740
result:
ok Answer is correct
Test #16:
score: 0
Accepted
time: 0ms
memory: 3668kb
input:
42230661001 2038831296200 3308981375377 1312380740178
output:
205501 -1201498 771514 -1767511 -429984 -566013 -995997
result:
ok Answer is correct
Test #17:
score: 0
Accepted
time: 0ms
memory: 3672kb
input:
132551656347532249 102473514386838101 439829344402853445 469907486363547593
output:
364076443 -144905351 -285439930 504611022 -430345281 649516373 219171092
result:
ok Answer is correct
Test #18:
score: 0
Accepted
time: 0ms
memory: 3936kb
input:
55636209407170681 109515374676898429 329424831462677605 275545666192949857
output:
235873291 -168654810 -284729573 351948054 -453384383 520602864 67218481
result:
ok Answer is correct
Test #19:
score: 0
Accepted
time: 0ms
memory: 3940kb
input:
466589422796014144 325095618166198298 43553814262839476 185047618892655322
output:
683073512 -483684563 301902073 -102513124 -181782490 381171439 199388949
result:
ok Answer is correct
Test #20:
score: 0
Accepted
time: 0ms
memory: 3700kb
input:
6909562468993284 229067899424048957 357610810027741258 135452473072685585
output:
83123778 -423763499 222468866 -563108587 -201294633 -139345088 -340639721
result:
ok Answer is correct
Test #21:
score: 0
Accepted
time: 0ms
memory: 3636kb
input:
5000019216542596 408275955794662066 885792080806957480 482516144228838010
output:
70710814 -163457821 -617703405 524956398 -781161226 688414219 -92747007
result:
ok Answer is correct
Test #22:
score: 0
Accepted
time: 0ms
memory: 3704kb
input:
1736111972222329 40264917317940640 105455671025820505 66926865680102194
output:
41666677 111335636 -166940988 319943301 -55605352 208607665 153002313
result:
ok Answer is correct
Test #23:
score: 0
Accepted
time: 0ms
memory: 3704kb
input:
255964325056888900 56517928013623933 645740568455742866 845186965499007833
output:
505929170 38979522 -234517643 779426335 -195538121 740446813 544908692
result:
ok Answer is correct
Test #24:
score: 0
Accepted
time: 0ms
memory: 3704kb
input:
477032252615296225 108870012374411737 333393233802837749 701555474043722237
output:
690675215 -324002404 -62389539 429062350 -386391943 753064754 366672811
result:
ok Answer is correct
Test #25:
score: 0
Accepted
time: 0ms
memory: 3968kb
input:
1299556716903225 355747388532580098 692024059544933421 337576227729256548
output:
36049365 -540431757 -252350757 -252031635 -792782514 288400122 -504382392
result:
ok Answer is correct
Test #26:
score: 0
Accepted
time: 0ms
memory: 3700kb
input:
65258206810145881 521153173952727205 930630862422604093 474735895280022769
output:
255456859 -653356447 -307048086 -90851502 -960404533 562504945 -397899588
result:
ok Answer is correct
Test #27:
score: 0
Accepted
time: 0ms
memory: 3700kb
input:
8131402216306944 151743259973886485 212869615963839370 69257758206259829
output:
90174288 -304122658 243418711 -457367081 -60703947 -153244423 -213948370
result:
ok Answer is correct
Extra Test:
score: 0
Extra Test Passed