QOJ.ac
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 |
---|---|---|---|---|---|---|---|---|---|
#357306 | #3276. 出题高手 | Harry27182 | 20 | 329ms | 41156kb | C++14 | 1.5kb | 2024-03-18 20:04:10 | 2024-03-18 20:04:10 |
Judging History
answer
#include<bits/stdc++.h>
#define int long long
using namespace std;
struct node{int x,y;}ans[500005],tr[2000005];
int n,m,a[500005],sum[500005],l,r;
vector<pair<int,int> >v[500005];
bool operator <(node x,node y)
{
if(x.y==0||y.y==0)return x.y==0;
return x.x*y.y<x.y*y.x;
}
void cmax(node &x,node y){x=(x<y?y:x);}
int gcd(int x,int y){return (!y?x:gcd(y,x%y));}
void change(int k,int l,int r,int x,node v)
{
if(l==r){cmax(tr[k],v);return;}
int mid=(l+r)>>1;
if(x<=mid)change(k<<1,l,mid,x,v);
else change(k<<1|1,mid+1,r,x,v);
tr[k]=tr[k<<1];cmax(tr[k],tr[k<<1|1]);
}
node query(int k,int l,int r,int x,int y)
{
if(x<=l&&r<=y)return tr[k];
int mid=(l+r)>>1;node res={0,0};
if(x<=mid)cmax(res,query(k<<1,l,mid,x,y));
if(y>mid)cmax(res,query(k<<1|1,mid+1,r,x,y));
return res;
}
signed main()
{
cin.tie(0)->sync_with_stdio(0);
cin>>n;
for(int i=1;i<=n;i++)cin>>a[i],sum[i]=sum[i-1]+a[i];
cin>>m;
for(int i=1;i<=m;i++)cin>>l>>r,v[l].emplace_back(make_pair(r,i));
for(int i=n;i>=1;i--)
{
if(a[i]!=0)
{
node mx={0,0};
for(int j=i;j<=n;j++)
{
if((sum[j]-sum[i-1]>0)!=(a[i]>0))break;
node now={(sum[j]-sum[i-1])*(sum[j]-sum[i-1]),j-i+1};
if(mx<now)mx=now,change(1,1,n,j,now);
else assert(i!=j);
}
}
for(int j=0;j<v[i].size();j++)
{
ans[v[i][j].second]=query(1,1,n,i,v[i][j].first);
assert(ans[v[i][j].second].y!=0);
}
}
for(int i=1;i<=m;i++)
{
int g=gcd(ans[i].x,ans[i].y);
cout<<ans[i].x/g<<' '<<ans[i].y/g<<'\n';
}
return 0;
}
详细
Subtask #1:
score: 5
Accepted
Test #1:
score: 5
Accepted
time: 31ms
memory: 26844kb
input:
2000 -113 314 -664 697 211 -199 -38 -190 8 -661 910 -811 -113 942 77 433 -261 -368 129 -525 968 -608 -21 38 -562 438 -935 -228 220 333 985 -430 916 586 764 476 794 664 383 503 206 -60 380 -130 -988 -904 -996 -304 -286 31 114 119 850 -942 714 -369 -842 250 -192 -462 -727 -427 -602 126 231 718 121 559...
output:
54826875 11 14638276 7 1185921 1 81018001 24 6310144 3 12545764 5 3362000 1 23068809 8 23068809 8 12545764 5 1444908 1 5424241 3 1083603 1 2140369 1 2752281 2 3095072 1 3003289 2 4959529 2 17106496 13 4780232 1 89605156 31 8543929 4 129163225 48 5094049 2 68591524 23 8543929 4 35688676 11 3775249 1 ...
result:
ok 200000 numbers
Test #2:
score: 0
Accepted
time: 28ms
memory: 26212kb
input:
2000 717 273 112 -879 -487 -164 -403 -895 391 721 223 895 -34 146 -779 -84 253 44 690 716 975 -625 844 731 204 457 -790 349 -739 610 -536 -561 721 -868 -967 68 729 878 672 -158 -395 -836 383 -634 -371 -262 -443 -123 -20 354 198 171 681 -390 -964 954 735 713 -904 -900 -522 561 -639 -86 326 -479 448 -...
output:
82773604 23 58201641 20 2289169 1 40500496 19 1849372 1 12759184 5 2896804 1 14775048 7 7636232 5 1806005 1 3179089 2 26388769 16 1638050 1 2778889 2 156275001 49 17181522 7 2289169 1 6817321 3 758912 1 40500496 19 4941729 2 8276763 5 5841889 3 3250809 2 1806005 1 2289169 1 156275001 49 9684544 5 25...
result:
ok 200000 numbers
Test #3:
score: 0
Accepted
time: 32ms
memory: 25168kb
input:
2000 -851 -108 -432 344 -251 251 529 923 363 -346 416 -296 -686 832 565 66 150 -492 70 0 -977 -275 -454 -409 -979 353 -511 -458 -403 632 250 -689 -15 773 664 -386 931 -866 436 -213 711 -961 662 -849 -286 -143 -7 -933 960 -523 135 -609 86 408 643 -147 437 411 -580 -184 735 -968 417 977 863 325 518 83...
output:
15984004 5 2520500 1 49900050 19 28451556 13 12830724 5 2975625 2 24157225 11 1733522 1 11909401 4 15864289 5 8487200 3 1733522 1 1733522 1 6993800 3 15721225 6 1937664 1 3411409 2 11377129 5 2849344 3 1594323 1 15984004 5 15864289 5 7557001 6 2050624 1 2286387 1 1733522 1 49900050 19 5320322 3 3910...
result:
ok 200000 numbers
Test #4:
score: 0
Accepted
time: 28ms
memory: 25644kb
input:
2000 269 60 -850 537 -525 -153 877 649 998 -864 -642 -77 -69 -127 537 315 -521 -922 -629 277 162 -541 659 -572 -542 -203 -997 494 364 156 276 -780 -274 94 -410 -215 -700 -840 -906 352 972 -61 824 -973 841 80 -180 634 496 -111 934 -692 328 151 297 -13 -465 380 450 -324 -367 40 318 -447 -820 -340 -107...
output:
41190724 9 1872300 1 3530641 1 12061729 7 17032129 6 7873636 3 21641104 7 100876808 37 7946761 5 10246401 4 1836025 1 12061729 7 1836025 1 2490010 1 1687500 1 7946761 5 3613801 2 14768649 5 11404129 5 7873636 3 22033636 15 10246401 4 10067929 4 1453248 1 41190724 9 9006001 5 1718658 1 5428900 3 4452...
result:
ok 200000 numbers
Test #5:
score: 0
Accepted
time: 21ms
memory: 25388kb
input:
2000 599 530 -362 736 -402 -252 901 -481 318 -100 716 -726 221 -887 217 455 -516 -948 -10 -963 -373 42 -968 -949 -440 -643 -649 35 197 64 -141 -465 -975 -804 -735 -847 396 100 -131 219 543 571 -566 653 -308 725 105 668 -509 416 309 -945 260 -302 -704 -914 -648 495 -595 32 -831 -607 -104 373 -810 -12...
output:
1154640400 203 2812329 1 11826721 4 35224225 11 3276726 1 74528689 18 11539609 5 24433249 12 1431432 1 17884441 6 51739249 12 2339280 1 1565001 1 2354988 1 3276726 1 1920800 1 11539609 5 21846050 11 964324 1 11548332 5 5433561 4 142324900 29 31102929 17 35224225 11 1569992 1 8720209 4 8892324 5 6165...
result:
ok 200000 numbers
Subtask #2:
score: 15
Accepted
Test #6:
score: 15
Accepted
time: 81ms
memory: 29244kb
input:
100000 754 792 -680 426 425 347 481 -690 530 378 73 -907 -431 45 -530 -552 440 -890 -15 712 695 -679 -310 13 718 805 193 -291 -877 -74 -355 511 -679 -395 166 -710 -657 -19 874 26 832 507 854 -289 700 -404 472 -302 -977 8 -698 40 766 705 369 838 700 -964 552 -535 -75 -608 -181 -503 468 447 772 904 -2...
output:
466344025 67
result:
ok 2 number(s): "466344025 67"
Test #7:
score: 0
Accepted
time: 107ms
memory: 29236kb
input:
100000 -387 -313 -47 -714 -74 239 8 591 541 -633 -660 981 -230 -148 -813 -802 -108 -543 -640 50 962 137 -972 -936 -975 885 793 -541 932 861 -348 885 -280 -977 -677 964 355 604 54 -977 -548 979 -516 136 437 -697 -23 -748 492 897 -538 785 617 -840 675 -978 307 -288 -493 682 678 -623 613 762 -622 -283 ...
output:
2417885584 385
result:
ok 2 number(s): "2417885584 385"
Test #8:
score: 0
Accepted
time: 99ms
memory: 25188kb
input:
100000 -127 303 92 -235 -794 293 -272 199 -175 693 -799 -750 -501 -283 -358 -657 -867 -152 -399 -299 530 -5 285 959 390 -928 617 -478 -889 -133 -492 -855 986 -664 -984 -690 887 -738 39 -570 -268 -767 640 883 711 -748 -75 426 -268 -541 -926 -792 902 214 561 -428 -285 781 -225 -299 -233 134 -896 569 -...
output:
202236841 30
result:
ok 2 number(s): "202236841 30"
Test #9:
score: 0
Accepted
time: 128ms
memory: 29288kb
input:
100000 -340 -696 48 -515 -584 -60 -888 257 214 -889 782 915 905 -964 -536 459 779 -519 -338 -867 622 -902 655 -153 600 -117 269 -887 -242 -985 -267 132 406 98 -368 400 -871 -908 -489 118 -140 -755 -869 -943 965 609 47 -748 194 -160 994 527 871 119 -891 580 -687 865 826 56 -978 -775 -47 792 313 -944 ...
output:
272184004 39
result:
ok 2 number(s): "272184004 39"
Test #10:
score: 0
Accepted
time: 104ms
memory: 25200kb
input:
100000 -736 -691 738 209 -411 -136 792 -110 -441 -753 254 744 -958 -317 312 856 245 995 912 87 -830 131 393 37 -400 934 279 -784 -308 618 -647 967 527 -162 -874 -770 188 -917 -855 772 482 -373 -749 -40 80 -459 710 -354 221 -343 -132 -947 -445 62 -744 851 848 554 -530 -892 -721 -910 -642 -138 -480 -7...
output:
393070276 51
result:
ok 2 number(s): "393070276 51"
Subtask #3:
score: 0
Time Limit Exceeded
Test #11:
score: 0
Time Limit Exceeded
input:
500000 794 -75 -596 -322 -945 -908 -609 -164 488 626 -877 -710 140 -120 -475 -837 738 669 634 -643 -682 667 816 -785 -608 -836 -860 -932 242 70 -620 268 -121 288 209 -392 732 750 558 -480 565 327 -217 -891 767 211 -690 -66 813 -889 952 615 432 19 411 800 678 718 522 422 940 -510 -544 449 -357 640 40...
output:
result:
Subtask #4:
score: 0
Runtime Error
Test #16:
score: 15
Accepted
time: 92ms
memory: 25352kb
input:
100000 -496 -233 354 -632 -196 177 -878 -255 -19 -636 685 -70 101 -975 -406 -988 -965 -205 563 -766 763 511 -116 -746 -129 14 106 928 -457 -257 -283 226 3 899 -359 -792 615 490 -57 986 -243 624 -239 931 -555 -821 -72 -611 -380 -397 248 -132 956 -195 -322 -231 319 -214 837 -379 -931 -301 -4 -673 280 ...
output:
1352474176 205 13957947 4 67914081 16 33243858 7 10885778 3 27836176 7 50680161 11 235284921 74 106770889 25 2411809 2 2835045 1 14017536 5 134699236 43 286523329 74 28100601 11 17546888 5 23396569 6 80839443 25 4012009 3 2661336 1 42947912 11 3474284 1 61496964 19 3672245 1 6120676 3 7573504 3 1489...
result:
ok 10000 numbers
Test #17:
score: 0
Accepted
time: 141ms
memory: 25312kb
input:
100000 -869 53 -81 127 179 138 -838 925 306 178 -55 -225 -567 534 949 -510 713 -280 -889 370 708 258 -726 -235 17 41 51 -405 -889 647 -308 997 -219 84 -271 662 -139 -492 979 -103 -624 732 606 -629 -40 242 231 -23 -332 524 -963 -991 366 790 691 902 536 476 -799 959 150 931 794 -601 794 942 598 148 11...
output:
84621601 13 58094884 11 119880601 30 101929216 29 146482609 33 214066161 52 223353025 54 491996761 112 12616704 5 1132096 1 6633507 2 45603009 14 89397025 26 665898025 103 61449921 19 5938947 2 13069100 3 44382244 11 9834496 5 3317760 1 18037009 6 35162498 11 4385829 1 27331984 7 48135844 13 6473883...
result:
ok 10000 numbers
Test #18:
score: 0
Accepted
time: 94ms
memory: 29448kb
input:
100000 -640 205 550 38 938 622 -23 525 -242 554 772 -491 -11 -567 -243 -59 -449 449 -691 805 -822 -486 111 -166 -379 994 645 704 197 -932 654 -349 382 60 -101 -872 -506 645 453 736 -699 965 -988 -149 758 891 -595 772 648 545 122 3 -239 523 -140 996 612 793 -883 932 809 -285 228 873 371 739 648 616 7...
output:
130553476 17 5112121 3 502681 1 210665405 39 739600 1 28504921 7 6956450 3 8898289 4 418609 1 765075600 109 2512225 1 21451250 7 21635042 5 45212176 11 312865344 49 3682561 2 380689 1 451584 1 3195392 1 1909620 1 1973163 1 35343025 8 11546404 7 82150562 25 80209936 23 82210489 15 1723969 2 141376 1 ...
result:
ok 10000 numbers
Test #19:
score: -15
Runtime Error
input:
100000 762 -774 -441 -718 454 -111 -614 526 363 545 308 -159 572 -894 967 299 -866 -201 -553 -312 -634 365 265 25 308 -232 -380 -361 654 656 -522 -815 -18 955 -954 -854 111 879 -575 753 -996 885 -188 389 478 -11 -437 0 -546 289 -266 708 566 -932 -843 -38 -531 440 227 857 -697 -109 371 96 70 -271 -3 ...
output:
result:
Subtask #5:
score: 0
Runtime Error
Test #31:
score: 35
Accepted
time: 329ms
memory: 41156kb
input:
100000 139 -485 -497 -818 254 169 -560 22 377 -67 -243 -75 743 -788 -676 -26 -775 371 576 -303 54 733 422 800 445 687 479 -16 -288 259 783 -586 912 616 439 -416 676 -555 172 659 501 -868 337 22 -60 260 603 -982 -149 466 769 -595 -117 949 -544 904 753 20 776 175 -888 937 -792 -647 -615 59 -298 452 -6...
output:
401594700 47 3916125 1 4343056 1 23049601 8 19713600 7 62900761 15 46076944 15 6620329 2 3775805 1 7868025 4 20659592 7 66569281 16 3354050 1 48818169 10 10629610 3 44129449 10 62837329 19 10975969 2 2958400 1 6786025 2 2683044 1 3323047 1 83631025 17 10329796 3 78198649 18 7840000 3 401594700 47 65...
result:
ok 600000 numbers
Test #32:
score: 0
Accepted
time: 293ms
memory: 37060kb
input:
100000 244 483 10 493 887 79 730 759 -244 -687 -602 -782 -741 80 -546 556 -11 563 231 -917 664 917 861 -265 -682 -869 -134 616 -20 703 27 163 -804 -671 854 -495 365 110 257 -462 310 151 648 -983 -716 50 953 202 320 750 -439 -611 763 -813 -545 357 108 -872 -782 816 163 613 -712 -873 -595 -754 897 100...
output:
1795301641 246 48762289 16 99380961 25 82283041 19 3441025 1 87516025 21 100217645 19 64770304 19 26460736 9 21874329 11 3656448 1 16016004 5 263900025 71 130669778 35 4118023 1 16032016 5 19331762 5 591024721 179 144 1 73736569 22 13307904 5 6185169 2 24334489 8 320123664 85 1178342929 274 51051025...
result:
ok 600000 numbers
Test #33:
score: -35
Runtime Error
input:
100000 -570 556 -165 38 441 403 98 294 -267 -94 466 -186 -131 457 399 910 -770 -921 -987 -150 -997 810 398 -769 484 667 -674 -604 -115 -28 770 -640 269 641 358 -801 -91 943 -817 1000 583 359 870 -725 709 -372 337 -365 -661 45 540 956 48 83 -284 -8 -912 -628 -65 711 -460 215 -423 88 -352 326 132 15 2...