QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#679724 | #7685. Barkley II | Displace_# | TL | 1838ms | 70648kb | C++14 | 2.4kb | 2024-10-26 18:18:14 | 2024-10-26 18:18:15 |
Judging History
answer
#pragma GCC optimize(3)
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef double dou;
typedef pair<int,int> pii;
#define fi first
#define se second
#define mapa make_pair
typedef long double ld;
typedef unsigned long long ull;
#define ep emplace_back
template <typename T>inline void read(T &x){
x=0;char c=getchar();bool f=0;
for(;c<'0'||c>'9';c=getchar()) f|=(c=='-');
for(;c>='0'&&c<='9';c=getchar())
x=(x<<1)+(x<<3)+(c^48);
x=(f?-x:x);
}
const int N=1e6+10;
int Test, n, m;
int a[N];
int lst[N];
int tr[N<<2], tag[N<<2];
inline void down(int p){
if(tag[p]!=0){
tr[p<<1]+=tag[p]; tag[p<<1]+=tag[p];
tr[p<<1|1]+=tag[p]; tag[p<<1|1]+=tag[p];
tag[p]=0;
}
}
inline void mdf(int p, int l, int r, int L, int R, int x){
if(L<=l&&r<=R){
tr[p]+=x; tag[p]+=x;
return ;
}
int mid=(l+r)>>1;
down(p);
if(L<=mid) mdf(p<<1, l, mid, L, R, x);
if(R>mid) mdf(p<<1|1, mid+1, r, L, R, x);
tr[p]=max(tr[p<<1], tr[p<<1|1]);
}
inline void clr(int p, int l, int r){
tr[p]=-1e9; tag[p]=0;
if(l==r) return ;
int mid=(l+r)>>1;
clr(p<<1, l, mid); clr(p<<1|1, mid+1, r);
}
vector<int> vec[N];
int main(){
// freopen("D:\\nya\\acm\\A\\test.in","r",stdin);
// freopen("D:\\nya\\acm\\A\\test.out","w",stdout);
read(Test);
while(Test--){
read(n); read(m);
unordered_map<int, int> h;
int idx=n+2;
for(int i=1; i<=n; ++i) {
read(a[i]);
if(a[i]>=n+2){
if(h.find(a[i])==h.end()) h[a[i]]=idx, idx++;
a[i]=h[a[i]];
}
}
for(int i=1; i<=idx; ++i) lst[i]=0, vec[i].clear();
clr(1, 1, n);
int ans=-1e9;
for(int i=1; i<=n; ++i){
mdf(1, 1, n, i, i, 1e9);
mdf(1, 1, n, lst[a[i]]+1, i, 1);
lst[a[i]]=i;
if(vec[a[i]].size()){
int c=a[i]+1;
vector<int> tem; int mem=-1;
for(int j=vec[a[i]].size()-1; j>=0; --j){
while(lst[c]>=vec[a[i]][j]) ++c;
if(mem!=c){
if(mem!=-1){
for(int k=tem.size()-1; k>=0; --k) vec[mem].ep(tem[k]);
mdf(1, 1, n, tem.back(), tem[0], a[i]-mem);
tem.clear();
}
mem=c; tem.ep(vec[a[i]][j]);
}
else tem.ep(vec[a[i]][j]);
}
for(int k=tem.size()-1; k>=0; --k) vec[mem].ep(tem[k]);
mdf(1, 1, n, tem.back(), tem[0], a[i]-mem);
vec[a[i]].clear();
}
if(a[i]==1) vec[2].ep(i), mdf(1, 1, n, i, i, -2);
else vec[1].ep(i), mdf(1, 1, n, i, i, -1);
ans=max(ans, tr[1]);
}
printf("%d\n", ans);
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 3ms
memory: 33812kb
input:
2 5 4 1 2 2 3 4 5 10000 5 2 3 4 1
output:
2 3
result:
ok 2 number(s): "2 3"
Test #2:
score: 0
Accepted
time: 47ms
memory: 34788kb
input:
50000 10 19 12 6 1 12 11 15 4 1 13 18 10 8 8 7 6 7 6 2 2 3 4 8 10 6 3 2 6 6 5 2 3 4 5 6 10 11 6 3 7 9 2 1 2 10 10 4 10 6 6 1 2 6 1 1 3 4 2 1 10 9 8 5 3 9 1 7 5 5 1 1 10 5 1 4 3 2 5 4 5 3 5 2 10 14 3 8 12 10 4 2 3 13 7 3 10 14 5 5 12 2 8 1 13 9 8 5 10 7 5 5 6 6 1 5 3 7 3 4 10 7 5 1 4 6 1 6 4 3 7 5 10...
output:
6 5 4 4 2 4 3 7 4 4 4 5 2 3 6 6 7 5 7 6 5 5 6 2 6 8 7 2 5 5 6 2 2 3 4 5 3 3 7 3 2 5 6 1 3 5 3 3 3 8 6 6 5 7 4 4 5 4 6 6 6 3 7 3 6 3 3 7 7 6 6 7 4 3 3 4 4 6 3 4 6 6 4 5 5 9 4 5 7 5 3 5 2 2 5 6 6 8 4 3 4 5 5 5 7 7 3 2 6 5 3 5 4 4 5 6 6 5 6 7 7 4 5 7 4 7 3 7 6 6 6 5 4 2 5 4 2 3 6 5 2 6 5 5 4 3 5 6 6 6 ...
result:
ok 50000 numbers
Test #3:
score: 0
Accepted
time: 37ms
memory: 34044kb
input:
100000 5 4 4 3 1 3 1 5 4 2 2 1 3 4 5 9 7 8 7 1 3 5 3 3 2 2 3 1 5 7 1 4 2 4 7 5 4 4 4 4 2 3 5 3 2 1 2 2 2 5 5 2 1 2 5 4 5 9 1 8 4 4 7 5 6 2 6 4 6 2 5 5 1 2 4 4 4 5 3 2 1 1 1 3 5 5 5 4 5 2 5 5 4 3 3 3 2 1 5 3 3 1 3 2 3 5 7 1 5 2 2 7 5 6 2 2 6 5 6 5 10 6 3 3 1 7 5 8 1 6 8 4 3 5 4 1 2 1 3 3 5 7 2 2 4 3 ...
output:
1 1 2 1 2 2 0 2 2 2 1 0 2 1 1 2 2 2 3 0 3 1 2 2 3 3 1 3 0 0 3 2 2 0 2 2 1 0 2 2 3 3 3 1 3 2 2 3 2 3 2 1 2 3 1 3 3 1 2 3 1 1 2 2 2 2 0 1 0 1 0 2 1 3 0 2 2 3 2 2 1 3 1 3 1 1 1 3 1 1 4 0 1 3 2 2 2 0 3 2 4 3 3 2 1 0 4 4 3 2 1 2 1 2 3 2 3 4 4 3 0 0 1 4 1 3 3 2 3 1 3 4 3 1 2 2 3 2 3 2 3 3 1 3 1 1 4 1 1 3 ...
result:
ok 100000 numbers
Test #4:
score: 0
Accepted
time: 55ms
memory: 33544kb
input:
25000 20 28 4 28 8 7 8 23 13 27 1 3 24 19 21 7 21 6 10 3 1 8 20 18 6 13 17 2 4 11 12 5 10 8 1 3 5 18 10 2 8 15 4 17 20 17 5 9 5 15 7 11 16 2 16 17 15 11 3 12 13 12 11 17 15 14 20 28 12 17 26 1 21 18 9 12 22 3 7 24 5 8 20 3 25 28 17 20 20 13 9 10 4 9 10 13 4 3 3 9 12 8 4 12 2 2 6 10 13 5 20 22 17 13 ...
output:
12 9 11 14 9 12 9 15 6 11 8 13 14 13 7 11 8 13 11 11 14 14 7 15 10 10 10 12 9 13 12 10 10 14 14 11 9 8 9 10 10 5 11 14 13 14 13 8 8 12 10 10 17 12 7 14 9 11 14 13 8 12 15 13 14 11 9 8 11 17 9 12 11 13 13 10 14 10 10 16 12 13 12 11 14 12 9 12 5 9 15 16 13 15 7 14 12 6 12 13 7 8 12 10 13 15 9 16 7 16 ...
result:
ok 25000 numbers
Test #5:
score: 0
Accepted
time: 59ms
memory: 34700kb
input:
5000 100 100 71 48 44 27 73 73 90 42 69 81 79 99 97 3 45 78 38 92 89 27 97 7 4 91 42 59 7 45 88 100 15 66 64 6 26 54 38 38 72 81 15 94 35 63 33 85 100 16 41 5 71 20 92 36 39 59 19 59 11 22 11 26 94 29 73 98 16 16 47 25 35 50 49 6 67 85 69 90 6 87 72 24 37 62 55 54 25 38 95 14 15 26 89 26 25 46 14 24...
output:
59 78 69 48 78 53 64 73 53 66 59 57 62 42 73 69 46 68 66 47 59 64 71 57 73 43 52 66 67 61 66 66 65 58 80 65 65 69 75 76 69 39 69 61 53 72 44 62 63 71 76 56 69 79 49 73 62 71 83 59 70 53 69 73 47 68 74 59 66 74 75 61 53 76 48 62 79 71 47 72 40 80 62 42 63 70 72 70 70 59 68 56 74 54 61 78 68 75 70 39 ...
result:
ok 5000 numbers
Test #6:
score: 0
Accepted
time: 247ms
memory: 48312kb
input:
2 250000 144237 103523 38477 80037 110169 8464 110583 60349 74339 29012 8989 96955 23403 38383 12186 107503 109176 1709 31839 109579 62912 130470 26082 102718 25272 17893 55607 48053 34513 23154 136492 8313 136454 57920 60639 68601 50656 16871 101625 88777 35367 62644 80269 24346 33961 74832 62520 8...
output:
118705 195099
result:
ok 2 number(s): "118705 195099"
Test #7:
score: 0
Accepted
time: 241ms
memory: 48884kb
input:
1 500000 500000 166333 42890 491246 340568 331305 268296 201428 53022 200493 362616 82079 492836 402998 214609 161141 471977 378791 107806 182516 265636 468917 104158 490409 221339 116329 325539 49370 262861 37122 78932 236317 431273 76912 177034 393086 455348 481306 290838 435357 444359 465017 1894...
output:
315937
result:
ok 1 number(s): "315937"
Test #8:
score: 0
Accepted
time: 42ms
memory: 34664kb
input:
50000 10 359848 3 7 9 4 5 2 8 10 1 6 10 418109 5 3 9 4 8 10 6 2 1 7 10 218272 3 4 6 5 2 1 9 10 8 7 10 35311 10 8 7 3 9 2 1 6 5 4 10 82600 4 10 6 9 7 5 2 1 3 8 10 265069 10 5 3 2 9 4 1 8 7 6 10 105624 7 2 3 1 9 10 5 8 4 6 10 440218 10 5 3 6 9 4 1 8 7 2 10 444968 1 2 4 7 5 10 3 9 8 6 10 199453 7 10 1 ...
output:
7 7 6 5 6 5 6 7 8 6 7 4 7 5 7 6 8 8 6 6 7 8 5 7 6 6 5 6 7 4 6 6 6 5 7 7 8 6 7 8 8 7 5 4 6 5 5 8 8 7 7 7 6 5 7 6 7 7 5 7 7 6 8 8 5 7 5 7 7 5 7 6 8 6 6 5 8 7 7 8 7 7 5 5 8 8 7 6 8 5 5 7 8 6 5 8 4 7 5 7 6 7 5 7 7 6 8 7 7 7 8 5 6 7 7 6 8 7 7 7 6 7 6 6 5 6 7 7 7 7 6 5 6 5 8 8 6 7 7 5 7 8 5 6 4 8 7 6 7 8 ...
result:
ok 50000 numbers
Test #9:
score: 0
Accepted
time: 46ms
memory: 35416kb
input:
100000 5 5277 5 4 1 3 2 5 190469 3 1 4 5 2 5 238117 3 1 2 4 5 5 173164 4 5 1 3 2 5 21126 2 1 4 5 3 5 257869 2 4 3 1 5 5 58430 5 3 1 2 4 5 280066 4 2 3 5 1 5 406541 4 2 5 3 1 5 462388 1 2 4 3 5 5 140796 3 4 1 2 5 5 290933 4 1 5 2 3 5 69105 1 3 5 4 2 5 379211 2 5 1 4 3 5 337951 4 1 3 2 5 5 266310 4 2 ...
output:
2 2 2 2 2 2 1 3 3 3 1 2 3 2 2 2 1 3 1 3 1 2 2 3 3 1 2 3 2 3 3 3 3 2 2 3 3 2 2 3 2 3 2 3 3 3 1 3 3 2 2 1 3 2 3 2 2 2 3 3 2 2 2 3 3 3 2 2 2 2 3 2 3 2 3 2 2 3 1 2 2 3 2 2 2 2 3 2 2 2 2 3 2 3 1 2 1 3 2 3 2 3 2 3 2 2 3 2 3 2 3 2 3 2 2 2 2 3 2 2 2 3 2 3 1 2 3 3 2 2 3 2 3 3 3 3 2 3 3 3 3 1 2 2 2 2 2 1 2 3 ...
result:
ok 100000 numbers
Test #10:
score: 0
Accepted
time: 50ms
memory: 35212kb
input:
25000 20 82509 9 14 10 3 17 20 1 11 4 6 19 18 13 5 8 15 12 2 16 7 20 182141 2 1 18 12 3 19 5 10 6 9 17 13 8 16 7 14 20 15 11 4 20 442101 3 9 12 4 15 20 10 5 1 8 13 6 17 2 14 19 7 11 18 16 20 394185 18 10 19 3 5 1 14 13 9 2 12 4 16 15 8 20 17 7 6 11 20 166980 20 17 16 10 5 14 6 11 3 2 9 12 4 1 13 15 ...
output:
15 17 16 13 12 16 13 16 17 17 16 17 17 17 13 18 14 16 18 16 15 16 16 17 17 12 15 15 17 17 14 16 14 17 17 16 18 16 16 16 15 16 16 16 18 12 17 15 16 15 16 14 18 15 15 15 14 18 13 18 15 17 17 14 16 15 15 15 12 13 15 16 14 14 18 15 15 13 14 16 18 16 13 17 16 16 15 18 12 13 17 13 16 14 17 15 18 15 12 14 ...
result:
ok 25000 numbers
Test #11:
score: 0
Accepted
time: 46ms
memory: 33404kb
input:
5000 100 306161 12 73 87 36 97 31 46 98 75 48 63 53 3 80 93 22 66 92 61 84 18 54 40 64 45 95 9 13 26 59 23 30 70 51 72 7 2 78 5 10 6 82 8 56 27 24 76 16 25 41 90 81 58 94 37 17 4 55 32 89 43 42 100 62 39 49 67 14 86 99 20 38 71 60 34 50 11 74 88 15 52 44 83 77 69 28 65 79 68 29 1 91 35 57 33 21 47 8...
output:
89 95 86 86 90 90 84 90 88 91 93 90 93 92 95 90 95 97 88 92 88 93 88 91 92 90 87 95 89 90 92 89 93 96 95 95 96 93 91 95 93 88 89 91 90 88 94 93 82 90 92 94 88 95 88 85 93 94 96 94 89 96 90 91 91 88 90 90 83 90 87 95 94 92 85 92 93 91 85 92 88 90 96 97 90 83 88 92 89 97 94 97 94 93 91 89 88 93 84 92 ...
result:
ok 5000 numbers
Test #12:
score: 0
Accepted
time: 194ms
memory: 43496kb
input:
2 250000 428579 248668 155599 194637 33958 195350 111388 73108 122013 20865 138324 35552 86373 81856 197773 29494 225040 222921 2274 216341 152306 218039 235001 169433 26562 11648 164657 233867 233011 158427 165182 113806 107090 146738 221989 186397 131670 111042 204004 65140 159348 99198 190164 856...
output:
249454 249551
result:
ok 2 number(s): "249454 249551"
Test #13:
score: 0
Accepted
time: 198ms
memory: 50064kb
input:
1 500000 500000 200323 10145 176452 387759 57674 376309 106257 281569 154190 13537 419396 294390 286088 241280 367901 91976 300287 310956 58027 491859 430847 227221 181181 26524 476739 25343 83009 388661 459213 378505 113707 115770 155346 202887 405077 361306 201954 16016 485924 464238 343243 236494...
output:
499422
result:
ok 1 number(s): "499422"
Test #14:
score: 0
Accepted
time: 234ms
memory: 54772kb
input:
1 500000 500000 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98...
output:
311338
result:
ok 1 number(s): "311338"
Test #15:
score: 0
Accepted
time: 231ms
memory: 54912kb
input:
1 500000 500000 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98...
output:
307443
result:
ok 1 number(s): "307443"
Test #16:
score: 0
Accepted
time: 228ms
memory: 57384kb
input:
1 500000 500000 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98...
output:
305836
result:
ok 1 number(s): "305836"
Test #17:
score: 0
Accepted
time: 220ms
memory: 44948kb
input:
2 250000 320206 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98...
output:
156562 156572
result:
ok 2 number(s): "156562 156572"
Test #18:
score: 0
Accepted
time: 1838ms
memory: 70648kb
input:
1 500000 500000 67747 38472 76237 7972 62365 36105 34362 23274 61467 21635 95771 34387 23674 3857 37057 18336 84767 50439 2357 53189 8869 83750 55606 94094 90021 52397 5809 80476 56565 34554 47591 51217 51276 28517 64932 63703 34119 43535 72610 98274 62990 30880 6591 74894 48858 55763 93145 58585 50...
output:
311331
result:
ok 1 number(s): "311331"
Test #19:
score: -100
Time Limit Exceeded
input:
1 500000 500000 81659 59755 13320 52800 102048 24484 83539 89834 46433 123601 11208 22262 124587 100771 15337 62666 11374 97503 29711 6694 25755 56670 110069 34363 15409 36378 114997 19584 24543 12997 88597 124416 66687 65754 44654 119483 87649 52779 49543 50120 100035 60367 58291 40114 19754 119795...