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QOJ

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
#85457#5657. Hungry Cowzlt9.090909 2924ms364300kbC++143.6kb2023-03-07 19:37:472023-03-07 19:37:50

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2023-03-07 19:37:50]
  • 评测
  • 测评结果:9.090909
  • 用时:2924ms
  • 内存:364300kb
  • [2023-03-07 19:37:47]
  • 提交

answer

// Problem: P9130 [USACO23FEB] Hungry Cow P
// Contest: Luogu
// URL: https://www.luogu.com.cn/problem/P9130
// Memory Limit: 512 MB
// Time Limit: 6000 ms
// 
// Powered by CP Editor (https://cpeditor.org)

#include <bits/stdc++.h>
#define f(l, r) (((l + r) % mod) * ((r - l + 1) % mod) * inv2 % mod)
#define pb emplace_back
#define fst first
#define scd second
#define mems(a, x) memset((a), (x), sizeof(a))

using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ldb;
typedef pair<ll, ll> pii;

const int maxn = 100100;
const ll N = (ll)1.2e15;
const ll mod = 998244353;
const ll inv2 = (mod + 1) / 2;

bool test1;
int n, ls[maxn * 150], rs[maxn * 150], ntot, rt[maxn];
ll ans[maxn];
vector<pii> vc[maxn << 2];
struct node {
	ll val, cnt;
	bool tag;
} tree[maxn * 150];
bool test2;

void pushup(int x, int l, int r) {
	if (tree[x].tag) {
		tree[x].cnt = r - l + 1;
		tree[x].val = f(l, r);
	} else {
		tree[x].cnt = tree[ls[x]].cnt + tree[rs[x]].cnt;
		tree[x].val = (tree[ls[x]].val + tree[rs[x]].val) % mod;
	}
}

int update(int rt, ll l, ll r, ll ql, ll qr) {
	int u = ++ntot;
	ls[u] = ls[rt];
	rs[u] = rs[rt];
	tree[u] = tree[rt];
	if (ql <= l && r <= qr) {
		tree[u].tag = 1;
		tree[u].cnt = r - l + 1;
		tree[u].val = f(l, r);
		return u;
	}
	ll mid = (l + r) >> 1;
	if (ql <= mid) {
		ls[u] = update(ls[u], l, mid, ql, qr);
	}
	if (qr > mid) {
		rs[u] = update(rs[u], mid + 1, r, ql, qr);
	}
	pushup(u, l, r);
	return u;
}

int query(int rt, ll l, ll r, ll ql, ll qr, int fl = 0) {
	if (!rt) {
		return fl ? min(qr, r) - max(ql, l) + 1 : 0;
	}
	fl |= tree[rt].tag;
	if (ql <= l && r <= qr) {
		return (fl ? r - l + 1 : tree[rt].cnt);
	}
	ll mid = (l + r) >> 1, res = 0;
	if (ql <= mid) {
		res += query(ls[rt], l, mid, ql, qr, fl);
	}
	if (qr > mid) {
		res += query(rs[rt], mid + 1, r, ql, qr, fl);
	}
	return res;
}

ll find(int rt, ll l, ll r, ll x, int fl = 0) {
	if (!rt) {
		return l + x - 1;
	}
	if (l == r) {
		return l;
	}
	fl |= tree[rt].tag;
	ll mid = (l + r) >> 1;
	ll tmp = (fl ? 0 : mid - l + 1 - tree[ls[rt]].cnt);
	return x <= tmp ? find(ls[rt], l, mid, x, fl) : find(rs[rt], mid + 1, r, x - tmp, fl);
}

void insert(int rt, int l, int r, int ql, int qr, pii x) {
	if (ql <= l && r <= qr) {
		vc[rt].pb(x);
		return;
	}
	int mid = (l + r) >> 1;
	if (ql <= mid) {
		insert(rt << 1, l, mid, ql, qr, x);
	}
	if (qr > mid) {
		insert(rt << 1 | 1, mid + 1, r, ql, qr, x);
	}
}

void dfs(int u, int l, int r) {
	int lsttot = ntot;
	rt[u] = rt[u >> 1];
	for (pii p : vc[u]) {
		ll pos = find(rt[u], 1, N, p.scd + p.fst - 1 - query(rt[u], 1, N, 1, p.fst - 1));
		rt[u] = update(rt[u], 1, N, p.fst, pos);
	}
	if (l == r) {
		ans[l] = tree[rt[u]].val;
	} else {
		int mid = (l + r) >> 1;
		dfs(u << 1, l, mid);
		dfs(u << 1 | 1, mid + 1, r);
	}
	for (int i = lsttot + 1; i <= ntot; ++i) {
		ls[i] = rs[i] = 0;
		tree[i].val = tree[i].cnt = tree[i].tag = 0;
	}
	ntot = lsttot;
}

void solve() {
	scanf("%d", &n);
	map<ll, pii> mp;
	for (int i = 1; i <= n; ++i) {
		ll x, y;
		scanf("%lld%lld", &x, &y);
		if (mp.find(x) != mp.end()) {
			insert(1, 1, n, mp[x].scd, i - 1, make_pair(x, mp[x].fst));
		}
		mp[x] = make_pair(y, i);
	}
	for (auto p : mp) {
		insert(1, 1, n, p.scd.scd, n, make_pair(p.fst, p.scd.fst));
	}
	dfs(1, 1, n);
	for (int i = 1; i <= n; ++i) {
		printf("%lld\n", ans[i]);
	}
}

int main() {
	fprintf(stderr, "%.2lf MB\n", (&test2 - &test1) / 1048576.);
	int T = 1;
	// scanf("%d", &T);
	while (T--) {
		solve();
	}
	return 0;
}

详细

Test #1:

score: 4.54545
Accepted
time: 1ms
memory: 13100kb

input:

3
4 3
1 5
1 2

output:

15
36
18

result:

ok 3 number(s): "15 36 18"

Test #2:

score: 4.54545
Accepted
time: 2ms
memory: 13116kb

input:

9
1 89
30 7
101 26
1 24
5 1
60 4
5 10
101 0
1 200

output:

4005
4656
7607
3482
3507
3753
4058
1107
24531

result:

ok 9 numbers

Test #3:

score: 0
Wrong Answer
time: 57ms
memory: 25764kb

input:

5000
1 255364995
414918035 212844
1 112266691
321122438 191414
1 277615842
848755093 61676
1 432591689
892259443 53755
1 263753018
173404455 173565
1 178341924
878941367 221276
1 65332960
439468128 240741
1 812238377
191076090 108732
1 180383041
927440330 112995
1 595696140
579818784 85614
1 5057816...

output:

996800190
711403349
280121496
-388582458
560282935
666545784
14672130
80470397
-458542034
-252131129
-891073054
-45256173
539996644
387265994
24829568
141343219
-440919201
111086844
724003009
454959152
937585337
803175963
160952371
266808252
-252654974
-384325033
480502583
573682902
524666854
763846...

result:

wrong answer 1st numbers differ - expected: '235118030', found: '996800190'

Test #4:

score: 0
Wrong Answer
time: 1503ms
memory: 353348kb

input:

100000
1 500000000
1000000001 500000000
2000000001 500000000
3000000001 500000000
4000000001 500000000
5000000001 500000000
6000000001 500000000
7000000001 500000000
8000000001 500000000
9000000001 500000000
10000000001 500000000
11000000001 500000000
12000000001 500000000
13000000001 500000000
1400...

output:

111994564
-69490139
-210536244
-780955744
289504586
360124288
-304437027
504560542
886471466
896342912
118878504
56426526
56426526
56426526
56426526
56426526
56426526
344388121
190900544
566298506
799610175
799610175
799610175
799610175
799610175
781989070
781989070
769361086
569934048
699504365
699...

result:

wrong answer 1st numbers differ - expected: '375000007', found: '111994564'

Test #5:

score: 0
Wrong Answer
time: 1230ms
memory: 237324kb

input:

100000
49998999950002 500000000
49997999950003 500000000
49996999950004 500000000
49995999950005 500000000
49994999950006 500000000
49993999950007 500000000
49992999950008 500000000
49991999950009 500000000
49990999950010 500000000
49989999950011 500000000
49988999950012 500000000
49987999950013 500...

output:

-364298374
-731275263
-102686314
457031677
214404129
-30901934
-212694069
879916953
560382902
370555222
310433913
49056760
915630331
230634610
159799241
20092914
809759982
797081511
781724525
-7459995
-28174011
946677811
920606765
891857204
794236685
395824056
425231393
584345101
542202965
563574757...

result:

wrong answer 1st numbers differ - expected: '376399979', found: '-364298374'

Test #6:

score: 0
Wrong Answer
time: 2402ms
memory: 364300kb

input:

100000
92303348842417 121458
92270522994821 852054850
93765096269940 752161890
97779083359973 984327853
90030769679569 439157849
99462493683485 45660
95578441605501 614317411
92236129196525 474149928
96065411631989 429943696
90394247621798 382840249
89263934750729 791122796
93577089467158 99679481
9...

output:

-17913717
-42998384
-682420136
288035070
437937906
315542084
389093231
-1136704
-310153687
-751618142
-845433832
55307897
-306814137
-89412975
-355741063
-717614647
40423751
-315389162
-185838958
-757077672
-220593494
-536660028
-38943186
-90119242
169667724
-39187146
616237574
515534960
863005534
8...

result:

wrong answer 1st numbers differ - expected: '601385635', found: '-17913717'

Test #7:

score: 0
Wrong Answer
time: 2069ms
memory: 211100kb

input:

100000
98001410246890 641673458
94816407430628 495030536
95979591652947 43208
95979591652947 183686
97163521776290 904784415
91640049592559 875129980
95914835187460 844802426
94846379383324 974270031
99639652388956 311664277
99298294827771 913614463
99476866913169 221766107
97248342663994 669489020
...

output:

25861029
-72099092
-456431784
-611353079
-221376062
-853749703
-935101270
-710076913
-11521347
-69558331
-810244826
-1798603
34228579
-12693025
496323436
528913731
489415189
233899921
-7759989
161243461
32892374
389824421
353496520
-31356105
633660520
-459980184
-104342634
-867875929
-472844805
-872...

result:

wrong answer 1st numbers differ - expected: '805408268', found: '25861029'

Test #8:

score: 0
Wrong Answer
time: 2206ms
memory: 315104kb

input:

100000
97338601145206 191999210
97657969728741 875988993
92559675348135 8552565
99354409480201 960853995
93648768326445 343671323
97400841247229 104463842
98844341051398 508718383
96144328794112 187050711
98030257583732 365513
92378049740181 852725611
98301676983212 360931360
99458914124366 80234576...

output:

-570318465
-580342949
-249982736
255487132
-386112415
-857959476
-104502412
-251175756
-311866792
-428716977
-355095083
250042712
314507894
-489432838
-498491155
-294458934
-717988283
-162498820
-573945502
-792318468
-142977406
-18528392
-489025524
-63167383
-169009195
-514801888
-209623751
-2963641...

result:

wrong answer 1st numbers differ - expected: '201835835', found: '-570318465'

Test #9:

score: 0
Wrong Answer
time: 2488ms
memory: 362340kb

input:

100000
96119987448606 658315028
98644701118435 280992389
98180676447908 56168
99822794299596 237183170
94655838918825 563695131
95744558879343 686204820
93739311062176 263266841
97630990881452 96901680
98683433984282 380708175
98141920320037 147598812
98095513966598 814629225
97882900659205 55097258...

output:

-311988508
-105454593
-256472260
498318127
853966125
257599193
-198244413
-105777854
-804737626
-425899770
-602407155
-346650860
-676117137
-590719431
-549147633
-34149951
-866180225
-40638587
-539007488
-465266456
-709296222
-833824046
-208527535
-446723923
-573378900
-513606611
-500238179
-1465092...

result:

wrong answer 1st numbers differ - expected: '284288958', found: '-311988508'

Test #10:

score: 0
Wrong Answer
time: 2059ms
memory: 312160kb

input:

100000
98169641631056 170946511
99452522210742 393032132
98797460964704 393706377
98747209012224 529219651
99152468691953 362194103
99410753036475 215295
97096873124809 1315725
96106202009957 124516158
95176405230280 853965254
99359463136784 622839995
96635771520630 550456203
96368792029394 93630831...

output:

-877472322
-376306602
-419482822
-161162368
-200139018
-745436921
-528437860
-575240388
-64880465
-301155505
301479787
-517302970
-383429587
513306075
-67508232
-9052200
599063153
783040743
361324717
968626368
922312190
623046680
218996334
972550399
-7513880
-138858595
242111000
-514958858
344547871...

result:

wrong answer 1st numbers differ - expected: '692991104', found: '-877472322'

Test #11:

score: 0
Wrong Answer
time: 1905ms
memory: 307680kb

input:

100000
97499080763005 475255826
97499083333242 9347
97499080763005 395470349
97499924236501 4654
97499080763005 148122052
97499213182916 2365
97499080763005 544025506
97499777050346 9912
97499080763005 41736833
97499401163067 12607
97499080763005 127843558
97499125181305 7144
97499080763005 13152858...

output:

207216106
580815407
719339664
330995488
19505683
-301786996
282681661
232808657
307015479
-515032156
-367369145
-820248164
-622886498
40500232
-652552795
-764634226
75279447
-508067162
-592569128
-71114207
-451903710
-394797797
-304884864
-479301542
-835988425
-268012933
-522193599
275139567
-875531...

result:

wrong answer 1st numbers differ - expected: '655956691', found: '207216106'

Test #12:

score: 0
Wrong Answer
time: 1899ms
memory: 307668kb

input:

100000
98999026537234 929244389
98999182418499 5182
98999026537234 774643967
98999646433835 17857
98999026537234 760743518
98999980664456 7597
98999026537234 573421161
98999090975969 6621
98999026537234 95191521
98999947586610 17798
98999026537234 953104244
98999116462517 15643
98999026537234 100617...

output:

111222644
-627430083
-310352532
667257098
182817592
171805056
38316554
539538247
491596575
224500146
570161473
133534868
735673583
962027387
563296361
295545355
22299987
373089218
158127202
15978195
147631211
506131595
647772868
75497251
423571388
742537199
115267746
970100902
323920932
464108941
63...

result:

wrong answer 1st numbers differ - expected: '526240962', found: '111222644'

Test #13:

score: 0
Wrong Answer
time: 1622ms
memory: 241660kb

input:

100000
99499024212061 630391525
99499061152079 3864
99499024212061 16505706
99499878275777 4812
99499024212061 776185964
99499757280269 12059
99499024212061 356565635
99499399237611 8902
99499024212061 972528120
99499256994518 9171
99499024212061 419476867
99499909552451 17146
99499024212061 6767939...

output:

896993256
241213988
192314524
366078476
417890895
377711381
-668186734
27315910
-1997906
-793455126
-233766303
18694107
238533662
670153439
506574769
-404978562
241867230
83677681
221472560
716082519
810839760
519250677
719046405
807337350
586785418
780284265
304275202
184184699
481086493
-185317637...

result:

wrong answer 1st numbers differ - expected: '358833000', found: '896993256'

Test #14:

score: 0
Wrong Answer
time: 2843ms
memory: 286656kb

input:

99999
10490328589436 1000000000
13762508396295 1000000000
40632115714511 1000000000
32834989282081 1000000000
29091918306598 1000000000
24352818172350 1000000000
23447797352860 1000000000
38073075086135 1000000000
14288530509239 1000000000
36463049009868 1000000000
10562334120356 1000000000
34490016...

output:

-504314441
-797332932
-655263200
-799502008
208446511
68562055
391557780
-503997410
-79576961
-777302771
-93200344
-633006038
-450811613
-205467663
56821392
665293878
443410404
-230587364
-470410963
-101037796
-685379988
-634473674
-705726642
194008225
-18167250
532035255
813829673
607422387
5919575...

result:

wrong answer 1st numbers differ - expected: '700388007', found: '-504314441'

Test #15:

score: 0
Wrong Answer
time: 2717ms
memory: 284272kb

input:

99999
61585049539216 1000000000
58981995705940 1000000000
44247484521936 1000000000
70916218483207 1000000000
47696673638497 1000000000
60781033156530 1000000000
55859922511212 1000000000
59143999312357 1000000000
57175954090596 1000000000
71328224891428 1000000000
46047599292678 1000000000
47510666...

output:

150440545
105732624
156219415
-395112969
-113453918
490093364
-370468250
-160877973
-531804809
-979770395
-358868111
87615700
-292673686
496317699
142229499
572963425
-296697082
-614731272
-254104026
-840571718
-733220556
-679514772
-750799776
-770539783
91702807
-880368108
-471179070
-340336054
-19...

result:

wrong answer 1st numbers differ - expected: '656243188', found: '150440545'

Test #16:

score: 0
Wrong Answer
time: 2631ms
memory: 255256kb

input:

99999
21219982576425 1000000000
42260400232639 1000000000
26412110792985 1000000000
11035481121988 1000000000
13219690258669 1000000000
19550933913223 1000000000
32679237390903 1000000000
15679803374289 1000000000
23896051833122 1000000000
20099950455987 1000000000
14778766729432 1000000000
21547991...

output:

739547253
-91910522
-65786166
-314163776
369741230
83257938
219652424
-36787957
16563528
-132487819
-145780767
-649959196
188213377
563749904
315234459
652709665
18547423
-926815013
-75553446
-41777379
-883190626
-609359319
-770165129
-412044206
-87147828
717005684
445199805
260938343
719992138
7214...

result:

wrong answer 1st numbers differ - expected: '123004833', found: '739547253'

Test #17:

score: 0
Wrong Answer
time: 2924ms
memory: 310592kb

input:

99999
28503598869279 1000000000
32397709666940 1000000000
25833502058723 1000000000
38020841213328 1000000000
54560138759501 1000000000
42230929758874 1000000000
28972613620824 1000000000
28498598787317 1000000000
54070131397843 1000000000
22084267818956 1000000000
37776835952805 1000000000
44465973...

output:

42825854
-47898664
335249888
227481584
-360081486
-10154532
561000044
59321967
-288397272
-219970747
-599679658
-801200612
-198129654
-556482791
-78216664
-105352304
-310570533
-111279161
506656101
-419344263
243788711
-443721448
164389266
-80250131
-279254785
-48261831
-565152437
-794307802
-711139...

result:

wrong answer 1st numbers differ - expected: '809311757', found: '42825854'

Test #18:

score: 0
Wrong Answer
time: 2586ms
memory: 286048kb

input:

99999
18175781548542 1000000000
40883228277118 1000000000
33828113807745 1000000000
17817771477758 1000000000
22749897023579 1000000000
18015777423352 1000000000
28920025506062 1000000000
18799798298070 1000000000
27979006765970 1000000000
17103749421004 1000000000
24329932307643 1000000000
29798042...

output:

-155397927
-184625525
616185954
265598325
-803852826
-650152271
-928678983
-155713929
-297248705
-657293546
-651126432
-500517360
-923722009
-645612245
-157124009
-59198058
-828989552
-870803809
-814710368
-200598925
-565514888
-403471049
-875031515
-510712227
-250428294
347469834
-83197828
15955263...

result:

wrong answer 1st numbers differ - expected: '530050851', found: '-155397927'

Test #19:

score: 0
Wrong Answer
time: 2655ms
memory: 298720kb

input:

99999
13631696063382 1000000000
19095823575649 1000000000
18048800926387 1000000000
17060779354093 1000000000
15768748767399 1000000000
30886037572930 1000000000
26814970558482 1000000000
8165534157289 1000000000
27914989206121 1000000000
34170089895536 1000000000
27764986366439 1000000000
145187181...

output:

38819172
-752640275
-515857813
-784674093
33210788
135595742
446958705
663098033
142974742
571755337
663783808
782129026
430487593
101284030
-38442467
-442119585
-251392864
329388235
164852894
320663609
368812346
-51497792
-326410357
-490142829
130067059
-49452922
769144852
746001365
-167735504
-178...

result:

wrong answer 1st numbers differ - expected: '128224308', found: '38819172'

Test #20:

score: 0
Wrong Answer
time: 2640ms
memory: 278608kb

input:

99999
71091006018203 1000000000
42267334298998 1000000000
53421686894439 1000000000
52992676205010 1000000000
49055576058012 1000000000
70721000416119 1000000000
43151374327143 1000000000
70716000332404 1000000000
51528640431406 1000000000
65945925001029 1000000000
39524135856472 1000000000
66414932...

output:

-375746844
-824389228
-987936452
-374197239
-960787590
-907722485
-722087441
-933281744
-687566744
-585552820
-373415719
-986843334
-206563796
-481572708
-312197894
-578172668
535158150
564579963
85341301
-76170299
273684129
-287430858
-989422231
-546137487
-270878503
-569463320
-639221659
-57442180...

result:

wrong answer 1st numbers differ - expected: '961356073', found: '-375746844'

Test #21:

score: 0
Wrong Answer
time: 2673ms
memory: 219412kb

input:

99999
43981987091230 1000000000
41793950053258 1000000000
23385527966154 1000000000
32049759202175 1000000000
48927065970165 1000000000
26694629471843 1000000000
27661655640242 1000000000
37241867113918 1000000000
49110069037684 1000000000
20323405372655 1000000000
43304975621086 1000000000
48021052...

output:

-173904626
-33454843
760771152
23779157
616286518
525033924
964498087
24510273
-10010934
-426556136
-8064626
273767225
152539424
140822062
458796410
247244518
657580179
26261925
656450757
66347272
402637414
674932312
622316582
259078837
92791725
-258559110
-317081983
-317081983
-478706550
-859463823...

result:

wrong answer 1st numbers differ - expected: '92516536', found: '-173904626'

Test #22:

score: 0
Wrong Answer
time: 2677ms
memory: 278264kb

input:

99999
31159466866911 1000000000
28413414847308 1000000000
25948364344910 1000000000
31236468095715 1000000000
22036273821032 1000000000
24056321657736 1000000000
36031551606814 1000000000
37935581367999 1000000000
40624624246259 1000000000
18857191994835 1000000000
22179277697755 1000000000
29154428...

output:

-448992975
-60892686
397353533
-350967069
-8038977
-717708224
-561014081
-465064594
-732709773
-349823846
-396415838
161971982
61084768
-650077117
-740136218
-397392691
-530670693
304931791
437349664
745945136
4153280
139610195
926126516
600078087
453681779
-220966516
-896795896
-580826443
-51800757...

result:

wrong answer 1st numbers differ - expected: '733458470', found: '-448992975'