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 |
|---|---|---|---|---|---|---|---|---|---|
| #340921 | #601. 李超树 | Jsxts_# | AC ✓ | 682ms | 310608kb | C++14 | 2.0kb | 2024-02-29 14:07:25 | 2024-02-29 14:07:26 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int inf = 1e9;
const ll INF = 5e18;
const int N = 2e5;
inline ll read() {
ll s = 0,f = 1;char ch = getchar();
while (!isdigit(ch)) f = ch == '-' ? -1 : 1, ch = getchar();
while (isdigit(ch)) s = (s << 3) + (s << 1) + ch - '0', ch = getchar();
return s*f;
}
int n,q,rt,cnt;
struct line {
int k;
ll b;
ll val(int x) {
return 1ll * k * x + b;
}
};
struct Seg {
int l,r,id;
line v;
}t[N * 80 + 10];
double cross(line x,line y) {
return (x.b - y.b) * 1.0 / (y.k - x.k);
}
void modify(int &x,int L,int R,int l,int r,line s) {
if (!x) x = ++cnt;
int mid = L + R >> 1;
if (L >= l && r >= R) {
if (!t[x].id) {
swap(t[x].v,s);
t[x].id = 1;
return;
}
ll s1 = t[x].v.val(mid),s2 = s.val(mid);
if (s1 > s2) swap(t[x].v,s);
if (t[x].v.k == s.k || L == R) return;
double p = cross(t[x].v,s);
if (p < L || p > R) return;
else if (t[x].v.k < s.k) modify(t[x].l,L,mid,l,r,s);
else modify(t[x].r,mid + 1,R,l,r,s);
return;
}
if (mid >= l) modify(t[x].l,L,mid,l,r,s);
if (mid < r) modify(t[x].r,mid + 1,R,l,r,s);
}
ll query(int x,int L,int R,int k) {
if (L == R) return t[x].id ? t[x].v.val(k) : INF;
// if (!t[x].id) return INF;
int mid = L + R >> 1;
ll res = !t[x].id ? INF : t[x].v.val(k);
if (mid >= k) return min(res,query(t[x].l,L,mid,k));
return min(res,query(t[x].r,mid + 1,R,k));
}
int main() {
// n = 2e5,q = 0;
n = read(), q = read();
for (int i = 1;i <= n;i ++ ) {
// int l = -inf,r = inf,a = rand(),b = rand();
int l = read(),r = read() - 1,a = read();
ll b = read();
modify(rt,-1e9,1e9,l,r,(line){a,b});
}
// cerr<<233;
while (q -- ) {
int op = read();
if (op == 0) {
int l = read(),r = read() - 1,a = read();
ll b = read();
modify(rt,-1e9,1e9,l,r,(line){a,b});
}
else {
ll val = query(rt,-1e9,1e9,read());
if (val == INF) puts("NO");
else printf("%lld\n",val);
}
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 385ms
memory: 218080kb
input:
200000 200000 -999998847 -564701 0 0 -999993210 -562917 1 573969 -999989880 -560888 2 1147938 -999978625 -556992 3 1721907 -999976497 -554201 4 2295876 -999970456 -549858 5 2869845 -999961708 -549366 6 3443814 -999955817 -540635 7 4017783 -999950965 -539043 8 4591752 -999948875 -537042 9 5165721 -99...
output:
NO NO -50183563496000 -42956317210716 -49932020483680 3156971371995 -4205699747460 -50012287547303 161201413663722 127620184662654 -38152414490346 -6875394617322 -49441462985560 -10483501086163 -46614758184768 -7756362089800 150282043411500 1349780114496 107332409877630 6247978807520 45244266232880 ...
result:
ok 200000 lines
Test #2:
score: 0
Accepted
time: 552ms
memory: 310108kb
input:
200000 200000 -471243687 508625098 391807640 -342283806983648705 -340210383 47829053 -391880620 240209487116192693 -274545508 770445695 616772252 -144712167052367176 -880188114 -308896220 -693352586 -29355468444432145 381012675 658211153 -277370657 -223335522481190637 -695379495 -366915786 916546493...
output:
-1397453600647334843 -1029976041695367028 -1052910313176684616 -1818408630134327681 -1209457358134828750 -1718397108261908307 -1355662362476717627 -1314910767061006651 -1106268941848967229 -1898224683466047425 -1657509250418930516 -1221436786841522225 -1155460525928842979 -1903550645895237593 -14152...
result:
ok 100335 lines
Test #3:
score: 0
Accepted
time: 682ms
memory: 310608kb
input:
200000 200000 -735295803 194740970 -863012076 -698790457051536473 -561484685 878894370 -765835546 -885917094660675427 -28147679 -16062512 483876049 516657482726369446 -429018489 295071279 131635136 176429380546917807 227945873 812402553 -271742271 840365646909653826 -834426713 586084304 -547529179 9...
output:
-1664569700711813373 -1053333531588024159 -1000491242308628672 -1733677560351050737 -1609398765293517656 -1328984616378576478 -1129160009603686487 -1588136817928450256 -1060123157746468129 -1738321946600932313 -1778468400542602960 -1436283563532364758 -1569612247881992970 -1086963267195631293 -13664...
result:
ok 99748 lines
Test #4:
score: 0
Accepted
time: 596ms
memory: 310224kb
input:
200000 200000 -317847977 525536138 -997971963 128013476466794548 -548036883 337160985 -145974075 -195700861334636300 -724867754 -641003610 -760696431 -359739374654262877 -601681719 -64013647 216235416 -9458860324088657 -869002669 -536458711 -879969477 -267325832619409885 -887381150 -769771700 -32115...
output:
-1791119671831542466 -1562381666739252256 -1454944338598593191 -1100019661714702943 -1358372216736681172 -1196772147857670480 -1031894514403881624 -1446980382657653744 -1184499370667032484 -1123815059406541220 -1444259966996486892 -1076651931585643352 -1429556580885548952 -1910634429451024811 -12333...
result:
ok 100148 lines
Test #5:
score: 0
Accepted
time: 400ms
memory: 221004kb
input:
127669 148779 -471243687 508625098 391807640 -342283806983648705 -340210383 47829053 -391880620 240209487116192693 -274545508 770445695 616772252 -144712167052367176 -880188114 -308896220 -693352586 -29355468444432145 381012675 658211153 -277370657 -223335522481190637 -695379495 -366915786 916546493...
output:
-1116303818668273275 -1122282748919053950 -1833076145009619469 -1735834163503511299 -1154226917746696725 -1201176061522101225 -1419810711107983900 -1001069231171665854 -1865049592010438359 -1784695455689716511 -1902466130932019738 -1644603386432638268 -1213091162572113800 -1640076278676242796 -14316...
result:
ok 74399 lines
Test #6:
score: 0
Accepted
time: 445ms
memory: 242560kb
input:
150763 148757 -16062512 483876049 742203046 65718231886186737 -114582987 468042711 -913913563 484150211974036615 -448333502 614182218 6577596 -769509849750146393 -710428914 -12354532 497635710 -832906464305757785 -535251031 179614260 -876417353 -806315550178417183 273278837 819733107 -16863556 -7702...
output:
-1134246418002297778 -1465564391209986828 -1088160987472810573 -1570526469596326480 -1599782607445546091 -1391396854062745537 -1094227098401654868 -1732581002225039158 -1419213672956631064 -1945542854966153034 -1606933085452044102 -1304099061249812329 -1905766620229885408 -1578925235477621434 -16365...
result:
ok 74372 lines
Test #7:
score: 0
Accepted
time: 220ms
memory: 134556kb
input:
53336 120203 -997971963 362716733 185423412 -591863682353019904 -548036883 337160985 -145974075 -195700861334636300 -724867754 -641003610 -760696431 -359739374654262877 -601681719 -64013647 216235416 -9458860324088657 -869002669 -536458711 -879969477 -267325832619409885 -887381150 -769771700 -321150...
output:
-1345717484828710015 -1726377225131443611 -1277221842319302387 -1007424626087587316 -1071450544923448652 -1817571882869709507 -1343270791876712432 -1185495743769574829 -1602645704311705269 -1894895849331568810 -1200016566648933802 -1737725631579439522 -1882471460149418657 -1648128295693233892 -17306...
result:
ok 60105 lines
Test #8:
score: 0
Accepted
time: 0ms
memory: 3652kb
input:
11 1 -735559617 -340210383 47829053 240209487116192693 -274545508 770445695 616772252 -144712167052367176 -880188114 -308896220 -693352586 -29355468444432145 381012675 658211153 -277370657 -223335522481190637 -695379495 -366915786 916546493 655754885105439646 -992781513 -138210814 218118434 -3668951...
output:
result:
ok 0 lines
Test #9:
score: 0
Accepted
time: 0ms
memory: 3776kb
input:
6 11 -863012076 114022823 -561484685 -657406391247853790 -765835546 202841757 -28147679 -46121383578455600 483876049 742203046 648085233 -186557943001226187 -429018489 295071279 131635136 176429380546917807 227945873 812402553 -271742271 840365646909653826 -834426713 586084304 -547529179 97833598029...
output:
-637969271526783450 205210645209839855 -51177108112758140 754353035458004034 212402477421334639 -841298371968942545 -911432331322952525 204584401844401007 203868492836643311 -679313538246707630
result:
ok 10 lines
Extra Test:
score: 0
Extra Test Passed