QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#770519 | #9597. Grade 2 | Alucard | WA | 455ms | 100504kb | C++14 | 2.5kb | 2024-11-21 22:11:33 | 2024-11-21 22:11:33 |
Judging History
answer
#include <bits/stdc++.h>
#include <iostream>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
typedef pair<int, int> PII;
typedef pair<ll, ll> PLL;
#define i128 _int128
#define fi first
#define se second
#define pb push_back
#define endl '\n'
#define int long long
const ll INF = 0x3f3f3f3f;
const int N = 4e6 + 9, M = 1e9 + 9;
const ll mod = 998244353;
int read(){
int s = 0, w = 1;
char c = getchar();
while (!isdigit(c))
(c == '-') ? w = -1 : w = 1, c = getchar();
while (isdigit(c))
s = (s << 1) + (s << 3) + (c ^ 48), c = getchar();
return s * w;
}
int qpow(int a, int b){
a %= mod;
int res = 1;
while (b)
{
if (b & 1)
{
res = (res * a) % mod;
}
a = (a * a) % mod;
b >>= 1;
}
return res % mod;
}
int gcd(int a, int b){
if (b == 0)
return a;
else
return gcd(b, a % b);
}
// int inverse(int a){
// a%=mod;
// return qpow(fac[a%mod],mod-2)%mod;
// }
// int C(int n,int r){
// n%=mod,r%=mod;
// if(r>n)return 0;
// return ((fac[n%mod]*inverse(r))%mod*inverse(n-r))%mod;
// }
// int Lucas(int n,int r){
// if(r==0)return 1;
// return C(n%mod,r%mod)%mod*Lucas(n/mod,r/mod)%mod;
// }
int x, n, mini_sum, l, r, ans;
map<int, int> res;
int prefix[N];
void solve(){
cin>>x>>n;
int p=1;
ans=0;
memset(prefix,0,sizeof(prefix));
while(p<x)p*=2;
int fid=0,lid=0;
for(int i=1;i<=p;++i){
if(gcd(((i*x)^x),x)==1){
// cout<<i<<endl;
res[i]=1;
mini_sum++;
if(fid==0)fid=i;
lid=i;
}
prefix[i]=prefix[i-1]+res[i];
}
// for(int i=1;i<=p;++i){
// cout<<i<<'-'<<prefix[i]<<endl;
// }
// cout<<fid<<' '<<lid<<endl;
while(n--){
cin>>l>>r;
if(!x&1)ans=0;
else{
ans=0;
int cl=ceil((double)l/p),cr=r/p;
if(p*cl<=p*cr){
ans=mini_sum*(cr-cl);
ans+=prefix[r%p];
}
ans+=prefix[min(r,cl*p-1)%p]-prefix[(l-1)%p];
cout<<ans<<endl;
}
}
}
signed main(){
ios::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
int _ = 1;
// fac[0]=1;
// for(int i=1;i<=N-9;++i)fac[i]=(fac[i-1]*i)%mod;
// cin>>_;
while(_--)solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 34988kb
input:
15 2 1 4 11 4514
output:
2 2252
result:
ok 2 lines
Test #2:
score: 0
Accepted
time: 154ms
memory: 67796kb
input:
500696 100000 110442401300 646889080214 337192 670162015551 508011001649 508011014425 94418501628 94418501634 824168677375 824168677376 732815842309 795402573302 353241304050 846773277757 622033633276 622033633284 760381702139 760381702143 207714 795408271057 382792 952061527685 686173 331215904334 ...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 100000 lines
Test #3:
score: 0
Accepted
time: 159ms
memory: 67724kb
input:
465262 100000 119442423888 249533375982 528365238401 528365275157 654839906300 654839906303 135820863700 135820967840 336231 918143221477 568175915485 568176067832 993015103483 993015103488 951474 444595379179 298623434750 298623434751 257961 410491919396 996297715292 996297994388 17765498878 177654...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 100000 lines
Test #4:
score: 0
Accepted
time: 294ms
memory: 100504kb
input:
599394 100000 683408 868635908987 347999512025 347999739145 740945 377178907084 399211757563 399211757568 766968 548821086083 630762 702128377806 756554924031 756554924036 904713771313 904714518208 17026878789 17027129255 11601638470 206412869961 253365321722 253365321730 785476956554 785477402085 2...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 100000 lines
Test #5:
score: 0
Accepted
time: 89ms
memory: 51440kb
input:
255255 100000 693776785134 693776920782 174578728959 174578728960 109045569231 631173362385 470661333171 470661439492 401883 183360880923 436203696728 436203931780 165055 339075075373 640081 299360395352 864237441330 864237509663 730335563579 730335652091 194265481215 194265481219 40664920117 406649...
output:
48406 1 186110004314 37959 65357983202 83815 120861662355 106705381500 24327 31556 2 13697 28081 260202193146 52511483770 4 46174459075 3 175347987986 2 47909 258154440479 327427357801 2 22468 54932 46381156133 45666301683 94552873123 55243 2 152254920558 2 109713294365 91231052949 144890963440 1 19...
result:
ok 100000 lines
Test #6:
score: 0
Accepted
time: 186ms
memory: 67824kb
input:
504735 100000 890566082557 890566082559 106681282682 350150954751 14542620333 14542688528 962703917051 962703917057 100450168807 730499846454 90869911943 879001649039 367411155928 367411237841 162790964603 162791319243 843464048636 843464048641 50183553762 50183754394 536413208571 536413208579 76470...
output:
3 91776653818 25745 4 237499194819 297088721196 30767 133683 4 75618 5 14803350036 102273946312 294367282076 90067 26374064222 218863908151 5920 116441 80585705578 78122672310 26247 4 2 362715381968 5 118998177006 1 46573605766 3 294440148616 16240766556 148286820503 170413778829 308538368031 80990 ...
result:
ok 100000 lines
Test #7:
score: 0
Accepted
time: 157ms
memory: 67732kb
input:
510510 100000 636202516477 636202516483 766250113730 766250554933 783526 196225463076 79706372523 706598274579 942892 658373730973 467824279548 467824279556 21452896555 313469857150 378837 377299671727 240905 332480727153 498636101528 498636124308 976243856348 976243893391 292392 796495578924 544557...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 100000 lines
Test #8:
score: 0
Accepted
time: 22ms
memory: 35060kb
input:
5 100000 577002044614 577002044615 927612729821 927612729823 458108524625 458108524631 280764605824 668589153220 952951869418 952951869419 529611 683061174939 139562629162 943958766161 682886119356 682886119359 809277569284 809277569288 273256 823615062996 553997 845861944424 810372 355828187260 560...
output:
2 3 4 193912273697 0 341530322664 402198068500 4 4 411807394869 422930695215 177913688445 0 0 4 3 384044390963 2 225492836247 123433323681 163157461936 325461532446 1 143731759371 302892329368 432434490591 3 4 380078319798 2 475791735460 2 0 175885810334 1 106930234833 0 248426664239 3 3 2 142058695...
result:
ok 100000 lines
Test #9:
score: 0
Accepted
time: 22ms
memory: 34980kb
input:
67 100000 554948711586 554948711636 107216748533 551267140383 563444278266 563444278271 296834528251 296834528257 945075901986 945075902057 820833 418403638528 42398724782 775548809425 136440466958 136440467007 137424666397 245095767595 293841341489 293841341519 389980376654 389980376662 65049866518...
output:
41 333037793887 6 5 52 313802113274 549862563484 36 80753325903 24 9 204510681731 473854242629 97253383657 475906911704 2 410453985059 65 592074124647 58 116232829554 3 26550484176 9 8 608544154442 4 596001232498 7 7 295977286700 37 206073186915 280442942335 42 4 546702626742 7689840672 25 206159337...
result:
ok 100000 lines
Test #10:
score: 0
Accepted
time: 19ms
memory: 35004kb
input:
647 100000 463906998888 479659267251 268847 751155874289 651417786367 651417786370 497555 155709224392 622915482618 622915482628 777631 838255026695 243048678285 883954678899 772196356537 967103315725 82204086763 82204087076 66104 324475714342 991803 866563791381 463633987995 958099429201 383184 307...
output:
14767751592 704208380099 2 145976931409 9 785863358495 600849375577 182725274236 296 304195920221 812402624603 463561351131 288610355562 129966561457 283627883934 147229474948 7 912956605545 1 4 571081297966 248 359551529842 583 6 743201235071 7 3 189759269108 432607129516 6 5 434423260186 275 25074...
result:
ok 100000 lines
Test #11:
score: 0
Accepted
time: 20ms
memory: 35484kb
input:
4889 100000 767055827601 767055829288 490893 294465817432 199109591038 199109591039 399822153968 880358292711 825864 747773295851 118874 331319816798 928131530748 928131530753 533475 556937288088 417423462211 417423463757 285188 108197134613 199505599366 261970387618 533517149327 533517151742 848403...
output:
1636 285263285082 2 465519384412 724404580300 320965957363 4 539532481036 1499 104815697882 60512763621 2338 366584431777 3 761707061319 835258241886 2 238377636719 1469 2 45526221069 8 7 4 7 782134351716 902323964729 4 4 265399465733 1 5214 6 3271 2823 789992986908 355206949764 1151 65083701660 112...
result:
ok 100000 lines
Test #12:
score: 0
Accepted
time: 63ms
memory: 43288kb
input:
71473 100000 656103964666 656103964671 498648624075 498648637229 390504315038 647137082392 570202 924129361870 280087103369 431002142325 298239920694 774852456682 706167805477 706167829997 18668 138509788321 253794 654841194475 552838823872 552838883299 593165270991 891051126522 792248 278481571911 ...
output:
6 13051 254627823863 916909035485 149736015217 472889000553 24331 137427662078 649724995836 58966 295558622282 276305148576 58150260531 8727462519 65958 34832 32273 1 374742818985 974579726797 703332411703 6 112493 2313 16964 280078382150 493585564078 5 876393142339 67113 51312803819 277929355688 5 ...
result:
ok 100000 lines
Test #13:
score: 0
Accepted
time: 449ms
memory: 100448kb
input:
947137 100000 939374 755248253137 224227105223 472382869959 92509901532 701330847277 221867943268 946309636964 736631 404594275091 520041 340554160109 970446602238 970446602242 160354561278 751516102516 64990740479 64990740479 188023308283 188023308288 981243156946 981243222322 223384960026 44150610...
output:
754509767562 247913425109 608226394050 723734231081 404198427581 340221068165 3 590584235039 1 5 65313 217908137513 162936 8 149195 475632034863 3 292614 125979 3309 523598 336729889389 3 718959183140 1 701322266556 648513042428 6 157001 6 4 891628987081 839203 245040 137154282443 199050435598 25288...
result:
ok 100000 lines
Test #14:
score: 0
Accepted
time: 455ms
memory: 100452kb
input:
999763 100000 871469416445 871469416451 66152 791908961867 777345764209 777346045153 269291 297435009460 669356 360116089360 421377007492 783648031951 636957491199 636957491202 786893578508 786894249495 492327403515 492327403523 679508 654247174373 555190 965731300993 726894 279530730056 39378256871...
output:
5 790362198664 280395 296853812946 359412069573 361563463880 2 669686 7 652968669672 963844552936 278984046121 391256570836 978790360056 373170 4 679003 232633722051 448204751658 289995000591 3 939539712284 122172522837 385970821243 52443 575552777171 54043795511 525802 217025558619 446523 778017 72...
result:
ok 100000 lines
Test #15:
score: -100
Wrong Answer
time: 22ms
memory: 34968kb
input:
1 100000 391128977208 391128977208 596942630965 596942630969 208018 606593799103 629194896599 629194896599 349835863178 349835863178 531106536425 776212608295 736525416802 736525416802 81923833591 317949656478 536473402655 552509399268 125131 497916267917 403831493758 403831493758 696952420329 69695...
output:
0 4 606593591085 0 0 245106071870 0 236025822887 16035996613 497916142786 0 9 4 220224934733 2 623653273711 8 648891320825 0 412548830080 412088340786 6 564864603388 0 0 257968996148 0 7 7 4 2 5 0 0 272014261928 151772775391 0 80372883000 0 0 1 299815189371 9 5 0 298043332433 0 0 854736150527 0 0 0 ...
result:
wrong answer 1st lines differ - expected: '1', found: '0'