QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#84741 | #5657. Hungry Cow | Pdw2007 | 9.090909 | 439ms | 51088kb | C++14 | 4.7kb | 2023-03-06 18:09:04 | 2023-03-06 18:09:05 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define ll long long
#define ls k<<1
#define rs k<<1|1
#define lson ls,l,mid
#define rson rs,mid+1,r
const int N=1e5+5,mod=1e9+7,inv2=5e8+4;
const ll inf=1e17;
int n,ans;
vector<pair<ll,int> > v[N<<2];
map<ll,pair<int,int> > mp;
map<ll,pair<int,int> >::iterator koishi;
void updt(int k,int l,int r,int pl,int pr,ll pos,int val) {
if(!val) return;
if(pl<=l&&r<=pr) {
v[k].push_back(make_pair(pos,val));
return;
}
int mid=(l+r)>>1;
if(mid>=pl) updt(lson,pl,pr,pos,val);
if(mid<pr) updt(rson,pl,pr,pos,val);
return;
}
int top;
vector<pair<ll,ll> > stadd[N],stdel[N];
int lstans[N];
set<pair<ll,ll> > st;
set<pair<ll,ll> >::iterator it;
void Print() {
cerr<<"ans = "<<ans<<endl;
for(it=st.begin();it!=st.end();it++) cerr<<(*it).first<<" "<<(*it).second<<endl;
return;
}
void add(ll pos,int val) {
// cerr<<"=============================================\n";
// cerr<<pos<<" "<<val<<endl;
// Print();
top++;
stadd[top].clear();
stdel[top].clear();
while(true) {
if(!val) break;
it=st.lower_bound(make_pair(pos,0));
if(it==st.end()) {
st.insert(make_pair(pos+val-1,pos));
stadd[top].push_back(make_pair(pos+val-1,pos));
ans+=(pos+pos+val-1)*val%mod*inv2%mod;
if(ans>=mod) ans-=mod;
break;
}
ll r=(*it).first,l=(*it).second;
if(l>pos) {
ll t=min(l-pos,val*1ll);
if(t==l-pos) {
val-=t;
st.erase(make_pair(r,l));
stdel[top].push_back(make_pair(r,l));
ans-=(l+r)*(r-l+1)%mod*inv2%mod;
if(ans<0) ans+=mod;
st.insert(make_pair(r,pos));
stadd[top].push_back(make_pair(r,pos));
ans+=(pos+r)*(r-pos+1)%mod*inv2%mod;
if(ans>=mod) ans-=mod;
pos=r;
continue;
}
st.insert(make_pair(pos+val-1,pos));
stadd[top].push_back(make_pair(pos+val-1,pos));
ans+=(pos+pos+val-1)*val%mod*inv2%mod;
if(ans>=mod) ans-=mod;
break;
}
it++;
ll l2=inf,r2=inf;
if(it!=st.end()) l2=(*it).second,r2=(*it).first;
st.erase(make_pair(r,l));
stdel[top].push_back(make_pair(r,l));
ans-=(l+r)*(r-l+1)%mod*inv2%mod;
if(ans<0) ans+=mod;
ll t=min(l2-r-1,val*1ll);
if(t==l2-r-1) {
val-=t;
st.erase(make_pair(r2,l2));
stdel[top].push_back(make_pair(r2,l2));
ans-=(l2+r2)*(r2-l2+1)%mod*inv2%mod;
if(ans<0) ans+=mod;
st.insert(make_pair(r2,l));
stadd[top].push_back(make_pair(r2,l));
ans+=(l+r2)*(r2-l+1)%mod*inv2%mod;
if(ans>=mod) ans-=mod;
pos=r2;
continue;
}
st.insert(make_pair(r+val,l));
stadd[top].push_back(make_pair(r+val,l));
ans+=(l+r+val)*(r+val-l+1)%mod*inv2%mod;
if(ans>=mod) ans-=mod;
break;
}
lstans[top]=ans;
// Print();
return;
}
// map<pair<ll,ll> ,int> qwq;
void del(int koishi) {
// cerr<<"!!!!!!!!!!!!!!!!!!!!!!!!!!!!"<<endl;
while(top>koishi) {
// Print();
// qwq.clear();
for(int i=0;i<stdel[top].size();i++) {
st.insert(make_pair(stdel[top][i].first,stdel[top][i].second));
// cerr<<"add : "<<stdel[top][i].first<<" "<<stdel[top][i].second<<endl;
}
for(int i=0;i<stadd[top].size();i++) {
st.erase(make_pair(stadd[top][i].first,stadd[top][i].second));
// cerr<<"del : "<<stadd[top][i].first<<" "<<stadd[top][i].second<<endl;
}
top--;
ans=lstans[top];
}
return;
}
void qury(int k,int l,int r) {
int _=top;
for(int i=0;i<v[k].size();i++) add(v[k][i].first,v[k][i].second);
if(l==r) {
//Print();
printf("%lld\n",ans);
del(_);
return;
}
int mid=(l+r)>>1;
qury(lson);
qury(rson);
del(_);
return;
}
signed main() {
scanf("%lld",&n);
for(int i=1;i<=n;i++) {
ll x;
int y;
scanf("%lld%lld",&x,&y);
if(mp.count(x)!=0) updt(1ll,1ll,n,mp[x].first,i-1,x,mp[x].second);
mp[x]=make_pair(i,y);
}
for(koishi=mp.begin();koishi!=mp.end();koishi++) {
int x=(*koishi).second.first,y=(*koishi).second.second;
updt(1,1,n,x,n,(*koishi).first,y);
}
qury(1,1,n);
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 4.54545
Accepted
time: 5ms
memory: 17708kb
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: 3ms
memory: 17600kb
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: 273ms
memory: 38468kb
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:
235118030 699918971 430865692 80346613 848027326 568710394 340195238 190991083 826211664 180951671 569935857 679922008 650993948 624850177 428416731 646484944 727440627 230673871 429374754 412788182 52678570 76241310 668853821 636690710 209140532 869111458 915919167 837020724 313374684 328391122 903...
result:
wrong answer 2501st numbers differ - expected: '948499983', found: '345115135'
Test #4:
score: 0
Wrong Answer
time: 327ms
memory: 51088kb
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:
375000007 250000035 625000091 500000168 875000273 750000399 125000546 721 375000924 -41170856 -957342615 -1373514346 -2289686056 -2705857738 -3622029399 -4038201032 -4954372644 -5370544228 -6286715791 -5702887319 -5619058826 -5035230305 -4951401763 -4367573193 -4283744602 -3699915983 -3616087343 -30...
result:
wrong answer 10th numbers differ - expected: '250001148', found: '-41170856'
Test #5:
score: 0
Wrong Answer
time: 390ms
memory: 50312kb
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:
300274662 600549296 900823902 201098473 501373023 801647545 101922032 402196498 702470936 2745339 -696980286 -1396705939 -2096431620 -796157315 -1495883052 -2195608817 -2895334610 -3595060431 -3003614269 -2412168135 -1820722029 -1229275951 -637829901 -46383879 545062115 -3863491954 -3272046016 -2680...
result:
wrong answer 1st numbers differ - expected: '376399979', found: '300274662'
Test #6:
score: 0
Wrong Answer
time: 439ms
memory: 48528kb
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:
310213631 32687408 -231765365 128470288 57794074 897912134 -47196752 -1946945536 -1094481039 -237075264 -994305443 -121139458 474689693 464940005 -322531787 -1131288485 -1371169343 -1214148653 -1795917499 -258822980 -231078579 -1070842391 -1908702506 -1933049523 -1210218839 -3108348662 -2632453607 -...
result:
wrong answer 1st numbers differ - expected: '601385635', found: '310213631'
Test #7:
score: 0
Wrong Answer
time: 383ms
memory: 48232kb
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:
594698891 546408659 590783487 -213281414 153560025 728733041 128676452 663433701 24956262 -643736874 -888550799 -1572782449 -1190604241 -1096693762 -1279669143 -1845393000 -2803062726 -2679382896 -2226348163 -1765570907 -1145575098 -1155045224 -1429102527 -1744085932 -1668101588 -3166735161 -3796322...
result:
wrong answer 1st numbers differ - expected: '805408268', found: '594698891'
Test #8:
score: 0
Wrong Answer
time: 374ms
memory: 47640kb
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:
287359861 641887613 244379267 196161969 915968994 356582321 -492769823 116323819 -865369345 -1573150932 -1732213391 -1485534874 -879004623 -963934656 -137215375 837468853 -28609868 -827425921 -1268885 -2169028779 -1768415393 -1263009553 -1869303783 -2447528140 -1651071753 -7161945 -746681775 6357583...
result:
wrong answer 1st numbers differ - expected: '201835835', found: '287359861'
Test #9:
score: 0
Wrong Answer
time: 338ms
memory: 47512kb
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:
-446816507 -345220265 -935187083 -1520950947 -2277688243 -1467703974 -1967928736 -2867459581 -2402385802 -2625964164 -1857214039 -1694242805 -1515977743 43542726 515461197 373968095 920421297 119831153 980063292 934843248 158262945 -534661820 -83574346 -285389804 -1185508292 545017330 35517693 38964...
result:
wrong answer 1st numbers differ - expected: '284288958', found: '-446816507'
Test #10:
score: 0
Wrong Answer
time: 330ms
memory: 47280kb
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:
51119531 -255151632 -15889629 -40898897 -955224228 -192287875 -833377976 -499715256 -175932453 -1022194177 -626758252 -763173584 -1235997931 -1937182740 -2692736690 -3261587611 -3271842986 -3438103289 -2799276600 -3285188152 -2422051805 -1673844217 -2652455454 -2619693030 -2969588198 -2795067874 -35...
result:
wrong answer 1st numbers differ - expected: '692991104', found: '51119531'
Test #11:
score: 0
Time Limit Exceeded
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:
-192181171 -419787691 -841575670 -610424993 -18062464 -294101299 -662851015 -255627028 988180388 926203384 36891771 -461272787 -530559260 -313876463 -30680699 222362408 375581813 667329514 323151850 105259202 372261531 569951357 91211397 484463098 607241947 479510600 -137984315 324906620 531925338 3...
result:
Test #12:
score: 0
Time Limit Exceeded
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:
376693394 659363382 -402533961 -832741500 -885596105 -13590396 347999551 -859576058 -89043094 881809811 871296437 427069484 520818219 470048233 785945174 742822452 172127236 189822642 339399779 365461925 798176571 118829702 796857096 366622291 788396357 772054930 -47649900 586633701 457307248 687856...
result:
Test #13:
score: 0
Time Limit Exceeded
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:
389219660 -197499365 984416494 907476807 541955007 261961574 927803723 -219570333 -514458741 -484010076 121511919 512642791 21816 -36344001 460852581 33047488 -32017164 -45373939 369886841 24859507 353062649 304706646 738194683 818665223 417913208 175882412 -187009513 -128246553 688890859 717412706 ...
result:
Test #14:
score: 0
Time Limit Exceeded
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:
637821776 651095175 230415955 734723350 951508510 531410194 791860159 310098721 571803177 227597061 497329907 690258306 687233692 682888912 958757981 41193455 -426211850 166979191 807171835 103555656 -533519666 -1280700140 -2259520445 -2603185013 -2323083277 896031665 368778040 312279632 680035176 9...
result:
Test #15:
score: 0
Time Limit Exceeded
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:
500786088 488782108 347203299 -227314 636218232 583607892 791122693 -196042308 152885011 949048961 934450780 444943837 201528406 -20823041 703196772 795932632 972115013 907795720 372922580 838619800 586356874 913478921 19876529 -65971923 558054527 -436319599 379495338 -535164197 -749158912 -13492324...
result:
Test #16:
score: 0
Time Limit Exceeded
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:
-863771688 -1813442369 -2504312666 -3404512170 -2485153865 -3306232567 -2588770523 -2204025540 -2992343548 -2108342800 -1932271778 -1049758469 -1223113499 -642593534 -455973837 -1439007844 -2094524978 -2994940806 -2419866958 -1531485740 -1647305189 -866120602 -1436583880 -2103984385 -3015144814 -275...
result:
Test #17:
score: 0
Time Limit Exceeded
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:
87825690 -765498272 -851420959 50956714 799922083 17082320 151898077 -759702751 -527113686 -466536917 -956875498 -506900360 -1422415421 -1188472167 -1642073139 -1492767534 -2279491901 -2605082481 -2852643812 -2517909287 -1582232850 -1366853840 -1525393617 -1056707985 -143638392 -180465440 -298740768...
result:
Test #18:
score: 0
Time Limit Exceeded
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:
-369965022 -731386241 -1545286052 -2489065056 -3088444180 -2188444668 -2480968147 -2476673417 -2938518163 -2016518710 -2653221196 -2722761700 -2001664671 -2540144742 -2157223131 -2295030695 -2477273680 -2539809354 -1707574612 -2048939211 -1833487217 -2313693557 -1523391657 -1826300706 -2380764314 -2...
result:
Test #19:
score: 0
Time Limit Exceeded
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:
776005413 285867529 856659404 733813129 589090677 192559038 -37046079 537031305 236306380 -183555281 -514485749 154627705 181523038 -916611319 -598416848 -311497644 -392870500 -1284366561 -947617319 -1027135253 -1633469877 -2227208044 -1934853926 -1999263800 -1056537089 -319114859 496749953 -1679193...
result:
Test #20:
score: 0
Time Limit Exceeded
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:
-392435058 -1171741913 -445620653 -1250782332 -2024663105 -2731021629 -2742994364 -2157595117 -2416064990 -2767654844 -2388741841 -2643227543 -1919184907 -2707602922 -2744196118 -2243659169 -3085406360 -2493930473 -2130667622 -1855987698 -1020455149 -2016290042 -2057893933 -2320804335 -1326775831 -7...
result:
Test #21:
score: 0
Time Limit Exceeded
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:
-506760824 -455426587 -562240722 -697792299 -824656408 118575085 305614958 -514901516 -1486669336 -2066374374 -1946149214 -2443331375 -3284356893 -2289026904 -2530852224 -3202614402 -4135629003 -4104611332 -4129527205 -3514420464 -4130786258 -3670155113 -3579055971 -2806423708 -3318019750 -388985767...
result:
Test #22:
score: 0
Time Limit Exceeded
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:
154435839 150958924 534974536 60264498 -465315611 -92322089 -560815881 -218977069 -1199378896 -1989162728 -2200624920 -2596706649 -2568420624 -2093322223 -1156926010 -1910671741 -1146377358 -634468117 297419859 116559185 355723742 -501408249 -916541814 -560178703 -772015229 -2344358356 -2868450308 -...