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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
#849530#8468. Collinear ArrangementsliyujiaWA 51ms8036kbC++171.6kb2025-01-09 16:08:342025-01-09 16:08:44

Judging History

你现在查看的是最新测评结果

  • [2025-01-09 16:08:44]
  • 评测
  • 测评结果:WA
  • 用时:51ms
  • 内存:8036kb
  • [2025-01-09 16:08:34]
  • 提交

answer

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#define int long long
using namespace std;
using namespace __gnu_pbds;
const int N = 500005;
int n, q, x[N], y[N], id[N], X1, Y1, X2, Y2;
gp_hash_table <int, int> mp;
int calc(int x, int y){
	int ans = 1;
	if(x < 0) x = -x, ans = -ans;
	if(y < 0) y = -y, ans = -ans;
	int g = __gcd(x, y); x /= g, y /= g;
	return (x * (int)3e9 + y) * ans;
}
int crs(int id){ return (X1 - x[id]) * (Y2 - y[id]) - (X2 - x[id]) * (Y1 - y[id]);}
int cal(int l, int r, int cof){
	int ans = 0, mid = l + r >> 1;
	if(r - l <= 2) for(int i = l; i <= r; i++) ans += !crs(i);
	else if(crs(mid) * cof < 0) ans = cal(mid + 1, r, cof);
	else ans = cal(l, mid, cof); return ans;
}
int slv(int l, int r, int cof){
	int L = l, R = r, id = l;
	while(L + 3 < R){
		int mid = L + R >> 1, p1 = crs(mid) * cof, p2 = crs(mid + 1) * cof;
		if(p1 < p2) L = mid + 1;
		else R = mid;
	} for(int i = L; i <= R; i++) if(crs(i) * cof > crs(id) * cof) id = i;
	return cal(l, id, cof) + cal(id + 1, r, -cof);
}
signed main(){
	cin >> n >> q;
	for(int i = 1; i <= n; i++) cin >> x[i] >> y[i];
	while(q--){
		int t, ans = 0;
		cin >> t >> X1 >> Y1;
		if(t == 1){
			mp.clear();
			for(int i = 1; i <= n; i++) ans += mp[calc(x[i] - X1, y[i] - Y1)]++;
			cout << ans << '\n';
		} else{
			cin >> X2 >> Y2; int cof = 1;
			if(crs(2) < crs(1)) cof = -1;
			int l = 1, r = n;
			while(l < r){
				int mid = l + r + 1 >> 1;
				if(crs(1) * cof > crs(mid) * cof) r = mid - 1;
				else l = mid;
			}
			cout << slv(1, l, cof) + slv(l + 1, n, -cof) << '\n';
		}
	}
	return 0;
}

详细

Test #1:

score: 100
Accepted
time: 1ms
memory: 7648kb

input:

5 3
0 0
2 0
2 1
1 2
0 2
1 1 1
2 1 1 2 2
1 2 2

output:

1
1
2

result:

ok 3 number(s): "1 1 2"

Test #2:

score: 0
Accepted
time: 1ms
memory: 7644kb

input:

3 1
0 0
1 0
0 1
2 1 1 2 2

output:

1

result:

ok 1 number(s): "1"

Test #3:

score: 0
Accepted
time: 0ms
memory: 7948kb

input:

1000 1
-139438978 -172098481
-125097652 -169056403
155419484 -28898293
186215972 6874955
240691742 77644763
334255616 236444333
342049790 274206233
342049766 274611851
342049472 275025569
342049298 275242193
342048794 275724449
341967248 297262013
341966000 297569423
341963012 298092233
341960624 29...

output:

2

result:

ok 1 number(s): "2"

Test #4:

score: 0
Accepted
time: 15ms
memory: 7772kb

input:

1000 1000
-468718512 100559444
-466285968 100587272
-463035240 100649294
-461326068 100761398
-459427038 100900610
-455064924 101233256
-452216364 101462348
-450021522 101653544
-449086266 101738960
-433665372 103152428
-429959922 103532498
-427457166 103795826
-418983006 104802926
-416443854 105124...

output:

1
2
2
1
1
2
1
2
1
2
1
1
1
0
0
1
2
1
1
2
0
0
0
2
0
2
2
1
1
1
1
1
1
0
0
1
1
2
1
0
1
1
0
1
1
0
0
1
0
0
1
0
0
0
2
1
2
1
0
0
1
1
2
1
1
0
1
1
2
0
1
0
0
2
1
0
1
0
0
0
1
2
1
2
0
1
0
0
1
1
0
0
0
2
2
1
0
2
1
0
1
1
1
1
1
0
1
1
1
1
2
1
1
2
1
2
2
0
2
2
0
0
0
2
1
0
0
1
0
1
1
0
0
1
0
1
0
1
0
0
0
1
1
1
1
0
0
0
2
1
...

result:

ok 1000 numbers

Test #5:

score: 0
Accepted
time: 10ms
memory: 7740kb

input:

1000 1000
291905682 -484091301
292345158 -484089105
293043996 -484085421
293229030 -484083753
294173520 -484069809
295110540 -484052169
295788516 -484035897
296416644 -484020435
297309864 -483994563
298153872 -483966843
298820190 -483943245
299094912 -483933453
299710446 -483910407
300478542 -483880...

output:

0
0
0
1
1
2
1
1
1
1
2
2
1
0
0
1
1
0
1
0
0
1
2
1
2
0
2
1
0
1
0
1
2
1
1
0
0
0
2
1
0
2
1
0
1
1
2
0
2
0
1
0
1
0
1
0
1
0
1
2
2
2
0
1
1
1
2
1
2
0
1
2
0
2
2
1
2
1
0
0
0
0
1
0
2
2
1
1
0
1
1
0
0
0
0
1
1
1
1
2
2
0
2
2
1
1
1
0
0
2
1
2
1
0
1
0
2
2
0
0
1
0
0
1
1
0
0
1
1
1
1
0
1
0
1
1
1
2
1
0
0
0
1
2
1
1
0
0
0
1
...

result:

ok 1000 numbers

Test #6:

score: 0
Accepted
time: 17ms
memory: 7840kb

input:

1000 1000
463991467 -623310294
464470495 -623309436
465819133 -623286270
467660659 -623248944
468504043 -623229894
469509451 -623204460
470851615 -623169126
471516523 -623147304
472441747 -623112894
472919839 -623093316
474518035 -623025924
474804205 -623012706
475235047 -622991898
476703709 -622918...

output:

1
1
0
2
2
2
1
1
1
0
0
1
1
0
1
1
0
1
1
0
1
2
1
1
2
1
1
1
1
0
2
0
0
1
1
1
0
1
1
2
0
0
2
2
2
1
1
1
1
1
1
1
0
1
2
1
1
1
0
2
1
1
2
1
0
1
0
2
1
1
1
1
2
1
0
0
2
1
2
0
0
2
1
2
1
0
2
1
1
0
1
1
1
2
2
1
1
2
1
1
2
1
2
0
0
0
0
0
2
1
1
1
1
1
0
0
1
1
2
0
1
0
0
1
1
0
1
0
1
1
2
1
1
2
1
2
0
1
0
1
0
2
0
0
2
0
0
2
2
0
...

result:

ok 1000 numbers

Test #7:

score: 0
Accepted
time: 17ms
memory: 7812kb

input:

1000 1000
597768588 -776829559
695444592 -772463455
710728284 -769091269
734199300 -761581069
739470810 -759493921
753859266 -752938249
776956332 -740945395
796659384 -730287457
808527768 -720807907
812395620 -716639341
825659472 -700122877
827653218 -697247683
842474466 -675492391
851577600 -653064...

output:

1
1
1
1
1
1
1
0
0
1
0
1
2
1
1
1
1
0
1
1
0
0
1
1
2
0
1
0
1
1
1
2
1
1
2
0
1
1
0
1
1
1
1
1
0
1
1
1
1
0
0
0
0
1
0
1
0
1
1
1
2
1
1
1
1
0
1
2
1
2
2
1
1
1
2
0
1
0
1
0
0
1
0
1
1
1
2
1
1
0
1
1
0
1
1
1
2
2
1
0
0
1
2
0
2
1
2
1
2
1
1
0
1
0
1
0
0
2
2
1
0
2
0
2
1
1
0
1
0
1
0
0
1
2
1
2
1
0
1
1
1
2
1
0
0
0
0
1
1
1
...

result:

ok 1000 numbers

Test #8:

score: 0
Accepted
time: 17ms
memory: 7768kb

input:

1000 1000
579713329 -733712553
582502873 -733705833
583276357 -733693923
584906899 -733655109
585175081 -733646925
585834175 -733622973
586633297 -733577085
587460043 -733521285
588822205 -733427661
590453503 -733304973
597306625 -732777171
598333501 -732693489
599098081 -732627291
600848677 -732431...

output:

1
1
0
0
0
0
0
1
2
1
1
1
0
1
0
2
1
2
1
2
0
2
2
2
1
1
0
1
0
0
1
2
2
1
1
1
1
2
2
1
1
0
1
1
0
1
1
1
1
2
0
0
2
1
1
1
1
1
2
1
1
2
0
2
1
1
1
0
1
1
2
1
1
0
1
1
1
2
2
1
2
1
1
1
2
1
1
2
1
0
1
0
1
1
2
1
1
0
1
1
1
1
1
0
1
1
0
1
1
2
1
0
1
1
2
1
2
0
0
1
1
0
1
1
0
2
1
1
1
1
1
1
0
0
1
2
1
2
1
0
1
0
2
1
0
2
1
1
1
0
...

result:

ok 1000 numbers

Test #9:

score: 0
Accepted
time: 18ms
memory: 7732kb

input:

1000 1000
383687106 -662965444
404629848 -661971364
456196932 -656303110
481565838 -653442130
491580000 -652286890
513183840 -649621300
524886738 -648156736
541734714 -643846294
553325220 -640595362
571836426 -634565194
585246582 -627706948
591259860 -623361106
597943836 -617700448
605975550 -610284...

output:

0
1
0
0
0
1
1
2
1
0
1
0
1
2
1
0
0
1
1
1
1
1
1
0
1
0
0
1
2
1
1
1
1
2
1
2
1
1
1
1
1
0
1
1
2
0
1
1
0
2
1
0
1
0
1
2
1
2
1
1
0
0
1
1
0
2
0
0
1
2
1
1
1
2
2
0
1
2
2
1
0
0
1
1
1
2
1
1
2
0
0
2
0
1
0
0
2
0
1
1
0
1
1
2
1
1
1
1
2
1
0
1
0
0
2
1
0
1
0
1
0
1
2
1
0
0
0
0
0
0
2
0
1
1
1
0
2
2
0
0
0
1
0
0
1
2
1
1
0
1
...

result:

ok 1000 numbers

Test #10:

score: 0
Accepted
time: 18ms
memory: 7680kb

input:

1000 1000
-89995087 -831851181
-87346021 -831828921
-84891511 -831744171
-79568203 -831225225
-76494727 -830921307
-73235665 -830589153
-66234565 -829871907
-61345657 -829265043
-56094727 -828518091
-47397535 -827143263
-45247975 -826735329
-38182327 -825371001
-32179177 -823926267
-27420181 -822702...

output:

2
1
2
0
2
0
1
0
2
1
1
1
1
2
2
1
2
2
1
2
2
1
2
1
1
1
2
1
1
1
1
2
1
0
1
1
2
0
1
1
2
0
1
2
0
1
1
0
0
1
1
1
1
1
1
0
0
1
2
0
1
0
0
2
1
0
1
1
2
1
0
0
1
2
2
1
0
1
0
1
1
2
1
0
0
1
2
1
0
1
1
0
1
1
0
2
1
2
0
1
1
0
1
0
0
1
0
1
0
0
1
1
1
1
2
1
2
1
0
1
0
0
1
1
1
2
0
1
1
2
1
2
0
0
1
1
1
1
1
1
1
0
0
1
1
0
2
1
0
0
...

result:

ok 1000 numbers

Test #11:

score: 0
Accepted
time: 17ms
memory: 7748kb

input:

1000 1000
-521920755 -589450110
-520843161 -589430664
-517059531 -589333902
-516294063 -589313100
-515588943 -589289712
-514711401 -589245060
-514212489 -589217784
-513590589 -589180032
-513090177 -589143018
-512462637 -589093266
-510832209 -588943758
-510717465 -588932748
-510366333 -588897438
-508...

output:

1
0
0
0
1
1
1
1
0
2
1
2
0
1
1
2
1
1
0
0
0
1
1
1
0
1
0
0
1
1
1
1
2
1
2
1
0
1
2
1
1
1
0
1
1
2
1
0
2
1
2
1
1
1
0
2
1
2
1
0
0
1
1
1
0
2
1
0
0
0
0
2
1
1
0
2
0
2
2
0
1
1
1
1
2
0
2
1
2
2
1
1
1
2
2
0
0
0
1
1
1
0
1
2
1
1
1
2
1
2
1
2
1
1
2
0
0
2
2
1
0
2
0
1
1
1
1
0
1
0
2
1
1
2
2
0
2
2
0
1
0
1
0
1
0
2
1
0
0
1
...

result:

ok 1000 numbers

Test #12:

score: 0
Accepted
time: 18ms
memory: 8036kb

input:

1000 1000
135678973 -512731173
138245143 -512730873
139620511 -512727279
140549359 -512723109
141179551 -512719341
143033407 -512699013
144022339 -512685993
144735325 -512673687
145503247 -512659455
147606127 -512618625
148360033 -512597373
149010193 -512578485
149738023 -512546715
149970055 -512536...

output:

0
1
0
0
1
1
0
2
0
2
1
1
0
1
1
0
0
1
0
0
1
1
1
0
0
1
0
2
1
0
1
0
2
1
2
0
0
1
1
2
1
0
1
0
1
1
2
1
1
2
1
2
2
1
0
1
2
0
0
1
0
1
1
0
1
2
0
1
1
0
1
0
1
1
0
2
0
0
0
2
0
2
2
0
1
1
2
0
0
1
1
2
2
1
1
0
1
0
0
1
0
1
0
0
0
1
1
2
1
1
0
2
0
0
1
0
1
0
1
0
1
1
1
1
2
1
1
0
0
2
2
0
0
0
2
1
1
1
1
1
0
1
2
1
0
1
1
1
2
0
...

result:

ok 1000 numbers

Test #13:

score: 0
Accepted
time: 17ms
memory: 8000kb

input:

1000 1000
351347924 -65748475
372897926 -65360617
383223914 -65023771
395934266 -64493569
518888294 -52852315
534293948 -49392937
547110512 -45728953
559110452 -41992699
564454634 -40209025
568267940 -37798795
570194018 -36499723
575066318 -32769325
577860548 -30401929
589115126 -18589639
592627520 ...

output:

2
1
0
1
1
1
1
0
0
1
1
1
1
1
1
1
1
1
0
2
2
2
1
1
1
0
1
1
0
1
1
2
2
0
1
0
2
2
1
1
1
2
0
0
1
0
2
1
1
0
2
1
0
2
0
1
1
1
2
0
1
2
1
1
0
1
0
1
1
0
1
0
2
1
0
2
1
1
0
2
1
1
0
0
1
1
2
1
0
1
1
0
1
2
1
2
0
1
1
1
1
1
0
1
2
0
1
1
2
0
2
1
1
1
2
0
0
1
1
2
1
1
2
1
2
1
0
1
0
1
1
1
1
2
1
0
1
0
1
0
1
1
2
1
1
2
0
1
2
1
...

result:

ok 1000 numbers

Test #14:

score: 0
Accepted
time: 51ms
memory: 7776kb

input:

3920 1000
0 -1179960
60 -1179960
2460 -1179900
4800 -1179840
7080 -1179780
9300 -1179720
11460 -1179660
13560 -1179600
15600 -1179540
17580 -1179480
19500 -1179420
21360 -1179360
23160 -1179300
24900 -1179240
26580 -1179180
28200 -1179120
29760 -1179060
31260 -1179000
32700 -1178940
34080 -1178880
3...

output:

2
1960
1
2
1
0
0
0
1
0
1
1
1960
2
0
0
1
0
0
0
1
0
2
0
0
1
2
2
0
1
0
2
1
1
1
0
0
0
1
1
1
1960
1
0
0
0
0
1960
0
0
0
1
2
0
0
1
2
1
0
1
0
1
1
2
2
1960
0
0
2
2
2
1
0
2
2
2
1
1960
0
0
0
2
0
2
1
1
0
0
0
1960
2
0
2
2
1
2
1
2
1
1
0
1
1
2
0
0
2
0
0
1
0
2
1
2
2
1
1
1960
1
1
0
1
0
2
1
1960
1
1
2
1
2
2
1
0
1
1
0...

result:

ok 1000 numbers

Test #15:

score: -100
Wrong Answer
time: 50ms
memory: 7872kb

input:

3920 1000
0 -1179960
60 -1179960
2460 -1179900
4800 -1179840
7080 -1179780
9300 -1179720
11460 -1179660
13560 -1179600
15600 -1179540
17580 -1179480
19500 -1179420
21360 -1179360
23160 -1179300
24900 -1179240
26580 -1179180
28200 -1179120
29760 -1179060
31260 -1179000
32700 -1178940
34080 -1178880
3...

output:

1
1
1
0
1
1
0
0
0
2
0
1
1
2
2
1
1
1
1
1
1
1
2
1960
1
2
0
2
2
2
1
1
0
1960
2
1
0
0
1
0
2
0
0
1960
1
1
1
1
0
1960
0
1
0
2
0
1
2
0
0
2
2
0
2
1960
1
2
2
1
0
2
0
0
2
2
2
0
0
1
1960
2
1
0
1
1
1
0
1960
2
0
1
0
0
0
0
1
2
1
0
0
1
0
1
1
0
0
2
1
1
1
1
1
2
2
0
1
1
0
2
2
0
1
1960
0
1
0
0
1
1
0
1
0
2
1
2
1
0
1
2
...

result:

wrong answer 47th numbers differ - expected: '2', found: '1'