QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #776636 | #7859. Bladestorm | guodong | TL | 1730ms | 4640kb | C++17 | 4.7kb | 2024-11-23 19:48:39 | 2024-11-23 19:48:40 |
Judging History
answer
// #pragma GCC optimize(3)
#include <bits/stdc++.h>
using namespace std;
int n,k;
class Block{
public:
vector<pair<int,int>> ans;
vector<int> nxt;
vector<int> mark;
int n;
bool exist = 0;
pair<int,int> startv;
Block(int _n){
n = _n;
exist = 0;
ans.resize(k + 1);
nxt.resize(_n);
mark.resize(_n);
}
void calc(){
for(int i = n - 1; i >= 0; --i){
if(mark[i])
nxt[i] = i;
else if(i == n - 1)
nxt[i] = 1e9;
else
nxt[i] = nxt[i + 1];
}
for(int p = 0; p < k; ++p){
int st = p,cnt = 0,flag = 0;
while(1){
if(st == n-1 || nxt[st + 1] == 1e9){
ans[p] = make_pair(cnt,st);
break;
}
if(st + k >= n){
ans[p] = make_pair(cnt + 1,st + k);
break;
}
if(nxt[st + k] == nxt[st + 1]){
st = nxt[st + 1];
}
else{
st = st + k;
}
++cnt;
}
}
int p = nxt[0];
int st = p,cnt = 0,flag = 0;
while(1){
if(st == n-1 || nxt[st + 1] == 1e9){
startv = make_pair(cnt,st);
break;
}
if(st + k >= n){
startv = make_pair(cnt + 1,st + k);
break;
}
if(nxt[st + k] == nxt[st + 1]){
st = nxt[st + 1];
}
else{
st = st + k;
}
++cnt;
}
}
void add(int x){
exist = 1;
if(mark[x])
return;
mark[x] = 1;
calc();
}
pair<int,int> getAns(int st){
if(st == nxt[0]){
return startv;
}
return ans[st];
}
bool Exist(){
return exist;
}
};
signed main()
{
#ifdef NICEGUODONG
freopen("data.in","r",stdin);
// freopen("wa.out","w",stdout);
#endif
ios::sync_with_stdio(false);
int T;
cin >> T;
while(T--){
cin >> n >> k;
int len;
if( k * k >= n || n <= 3){
set<int> S;
int v = 0;
for(int i = 1; i <= n; ++i){
int x;
cin >> x;
S.insert(x);
int cnt = 0;
v = 0;
while(1){
auto it = S.upper_bound(v);
if(it == S.end()){
cout << cnt << " ";
break;
}
v = max(v + k,*it);
++cnt;
}
}
cout << '\n';
len = n;
continue;
}
else{
len = sqrt(n) + k + 1;
}
// len = n + 1;
vector<Block> block((n + len - 1) / len + 1, Block(len));
int maxx = 0;
for(int i = 1; i <= n; ++i){
int x;
cin >> x;
maxx = max(maxx,x);
block[x / len].add(x % len);
int cur = 0,ans = 0,id = 0,ext = 0;
while(cur < maxx){
int l = id * len;
if(block[id].exist == 0){
++id;
ext = 1;
continue;
}
if(ext == 1){
ext = 0;
ans++;
cur = block[id].nxt[0] + l;
}
if(cur >= l){
auto [fee,nxt] = block[id].getAns(cur - l);
ans += fee;
cur = nxt + l;
}
else{
cur = max(cur + k,block[id].nxt[0] + l);
++ans;
auto t = block[id].getAns(cur - l);
auto &[fee,nxt] = t;
ans += fee;
cur = nxt + l;
}
++id;
}
cout << ans << " ";
}
cout << '\n';
}
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3616kb
input:
3 7 2 4 7 3 6 1 2 5 11 3 10 7 4 9 6 8 5 1 3 2 11 9 2 1 2 3 7 8 9 4 5 6
output:
1 2 3 3 4 4 4 1 2 3 3 3 3 3 4 4 4 4 1 1 2 3 4 4 4 5 5
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 99ms
memory: 3572kb
input:
40319 1 1 1 2 1 1 2 2 1 2 1 2 2 1 2 2 2 2 1 3 1 1 2 3 3 1 1 3 2 3 1 2 1 3 3 1 2 3 1 3 1 3 1 2 3 1 3 2 1 3 2 1 2 3 3 2 1 3 2 3 2 2 1 3 3 2 2 3 1 3 2 3 1 2 3 2 3 2 1 3 3 1 2 3 3 3 1 3 2 3 3 2 1 3 3 3 2 3 1 3 3 3 1 2 3 3 3 2 1 4 1 1 2 3 4 4 1 1 2 4 3 4 1 1 3 2 4 4 1 1 3 4 2 4 1 1 4 2 3 4 1 1 4 3 2 4 1 ...
output:
1 1 2 1 2 1 1 1 1 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 1 2 1 2 2 1 1 2 1 2 2 1 2 2 1 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4...
result:
ok 40319 lines
Test #3:
score: 0
Accepted
time: 127ms
memory: 3548kb
input:
50000 10 2 9 3 1 10 2 4 6 5 7 8 10 5 8 3 4 1 2 7 5 9 10 6 10 7 6 7 5 9 1 4 10 2 8 3 10 10 3 1 10 2 6 8 9 4 5 7 10 7 8 9 7 5 6 2 1 10 3 4 10 1 7 1 10 8 9 3 4 6 2 5 10 1 6 7 4 10 3 5 8 9 1 2 10 9 4 6 9 7 3 8 5 1 10 2 10 4 2 6 9 3 10 5 1 4 7 8 10 1 7 4 10 3 6 9 2 5 1 8 10 6 9 5 2 3 1 8 10 7 6 4 10 4 3 ...
output:
1 2 3 4 4 4 5 5 5 5 1 2 2 2 2 2 2 2 2 2 1 1 1 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 1 1 1 1 1 1 1 2 2 1 2 3 3 3 3 3 3 3 3 1 2 3 4 5 6 7 8 9 10 1 2 2 2 2 2 2 2 2 2 1 1 2 2 3 3 3 3 3 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1...
result:
ok 50000 lines
Test #4:
score: 0
Accepted
time: 206ms
memory: 3608kb
input:
5000 100 2 63 78 43 82 37 72 75 31 48 32 69 7 71 5 38 100 85 45 12 83 92 41 81 19 21 14 57 74 87 73 59 4 40 91 55 53 20 60 96 17 64 24 9 22 2 62 84 90 46 61 95 50 26 13 34 79 8 65 54 70 1 56 15 88 67 28 27 98 3 39 51 93 52 11 16 10 97 94 36 18 80 30 66 49 29 42 77 35 99 44 25 68 47 89 33 86 76 23 58...
output:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 22 23 24 25 26 26 27 27 28 29 29 30 31 32 32 33 34 35 36 37 38 39 40 40 40 40 41 41 42 43 44 44 45 46 46 46 46 46 46 46 46 46 47 48 48 49 49 49 49 49 49 49 49 49 49 49 49 49 49 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 1 2 3 4 ...
result:
ok 5000 lines
Test #5:
score: 0
Accepted
time: 248ms
memory: 3628kb
input:
5000 100 3 23 52 62 18 85 78 19 65 26 46 100 33 57 32 3 13 12 16 81 75 72 2 92 22 80 95 60 45 94 24 43 73 67 35 77 15 25 47 56 28 48 36 10 59 93 27 9 34 54 58 55 91 87 31 76 42 11 68 96 97 89 83 79 74 20 8 7 70 38 84 6 64 63 99 53 98 49 66 90 30 69 40 50 61 37 1 39 29 5 4 82 44 41 86 51 14 21 88 17 ...
output:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 17 18 19 20 20 21 21 21 22 23 24 24 24 24 24 25 25 25 25 25 26 26 27 27 27 28 28 28 28 28 28 28 28 28 29 30 30 30 30 30 31 31 31 31 31 31 31 31 32 32 32 33 33 33 33 33 33 33 33 34 34 34 34 34 34 34 34 34 34 34 34 34 34 34 34 34 34 34 34 34 34 34 34 1 2 3 4 ...
result:
ok 5000 lines
Test #6:
score: 0
Accepted
time: 228ms
memory: 3760kb
input:
5000 100 8 69 26 68 33 32 41 79 80 22 43 94 31 87 15 7 11 25 4 28 12 13 19 83 48 40 60 76 58 34 81 93 10 55 37 3 59 71 89 49 52 21 82 2 85 84 62 16 45 57 36 39 51 95 50 70 30 42 47 77 64 23 88 1 91 63 61 97 73 67 9 99 53 100 54 18 29 96 72 75 35 98 56 92 46 6 27 65 74 20 86 14 38 78 44 17 66 90 5 8 ...
output:
1 2 3 4 4 5 6 6 7 7 8 8 9 10 11 11 11 11 11 11 11 11 11 11 11 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 1 2 3 4 5 6 ...
result:
ok 5000 lines
Test #7:
score: 0
Accepted
time: 259ms
memory: 3704kb
input:
5000 100 8 66 22 6 89 68 15 82 100 62 26 43 79 76 47 32 25 27 33 50 75 77 92 42 40 11 81 54 31 28 7 87 58 96 45 21 91 97 98 13 86 69 19 10 61 72 44 36 24 51 64 55 14 34 46 2 65 59 41 17 5 74 18 57 20 94 3 90 88 78 12 93 8 48 85 37 80 95 9 71 52 83 35 73 56 60 84 39 30 16 49 38 23 1 70 4 53 29 99 63 ...
output:
1 2 3 4 5 6 7 8 8 9 10 11 11 12 12 12 12 12 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 1 2 3 4 5...
result:
ok 5000 lines
Test #8:
score: 0
Accepted
time: 221ms
memory: 3776kb
input:
5000 100 8 25 36 39 50 79 40 3 19 91 97 72 6 62 54 33 66 78 26 45 13 43 12 95 94 89 17 70 41 65 52 4 5 21 90 82 68 67 63 83 11 99 57 84 85 98 1 87 74 14 35 31 37 10 30 80 81 60 88 56 32 86 96 53 61 58 71 38 48 55 44 8 24 64 75 9 22 93 34 2 47 100 46 15 23 73 28 76 16 29 49 7 18 51 92 59 77 42 69 20 ...
output:
1 2 3 4 5 5 6 7 8 9 10 10 11 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 13 1 2 2 3 3...
result:
ok 5000 lines
Test #9:
score: 0
Accepted
time: 453ms
memory: 4080kb
input:
50 10000 8 274 974 424 4088 762 1098 5354 5693 8734 243 1673 3993 972 5992 9422 4459 6504 4367 7594 9625 4021 7371 3760 1834 2602 5886 2573 5608 2338 5869 6036 4523 5430 9915 5902 979 6434 6013 8881 9136 7450 6065 9790 9051 9545 9938 8604 7526 5829 2766 1433 6053 9650 1712 5928 9002 3854 1152 2778 1...
output:
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 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 99 100 101 1...
result:
ok 50 lines
Test #10:
score: 0
Accepted
time: 1399ms
memory: 4640kb
input:
5 100000 1 98420 62278 61893 21653 60003 72714 31478 93221 52310 28889 69896 3599 74920 72182 84226 27631 5337 74459 11956 99033 59122 23980 95516 12262 88093 55256 85020 35044 18848 86156 81566 44214 73514 22994 25629 83306 81401 39189 88840 6980 69761 54464 55186 76771 43620 59242 72845 61388 8089...
output:
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 99 100 101 102 ...
result:
ok 5 lines
Test #11:
score: 0
Accepted
time: 1482ms
memory: 4452kb
input:
5 100000 2 64399 63674 21280 16692 49293 81297 84388 39242 34119 80513 17260 59983 26842 94045 2753 90512 76105 17987 34265 70348 71403 14911 70011 10600 40925 98037 90705 27361 4364 50825 57345 18247 50196 5511 48862 32797 91905 80229 20782 37621 98115 90270 82476 87164 21970 2281 24796 30439 22752...
output:
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 99 100 101 102 ...
result:
ok 5 lines
Test #12:
score: 0
Accepted
time: 1398ms
memory: 4460kb
input:
5 100000 8 76194 71588 27212 86287 69258 56624 74892 60254 94291 64851 31220 38875 48689 5689 19483 783 91032 21265 71981 9390 12949 95047 80129 11912 8898 32471 80931 40552 30401 12358 1934 9916 15511 55750 69816 78633 20401 93320 27466 66319 58076 48154 96212 17882 83673 81027 12602 21517 35704 72...
output:
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 99 100 101 102 ...
result:
ok 5 lines
Test #13:
score: 0
Accepted
time: 1451ms
memory: 4112kb
input:
5 100000 8 3405 68273 96596 86470 49252 63887 24398 4672 37187 52435 64116 60894 44120 174 56748 45679 79691 42923 96599 22730 44310 4403 27462 85208 80277 4743 31252 67178 13357 33995 96056 99917 48186 18377 68417 90737 89033 53482 24664 63539 94248 14199 39211 91709 95405 80931 49139 42635 85614 4...
output:
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 99 100 101 102 ...
result:
ok 5 lines
Test #14:
score: 0
Accepted
time: 1691ms
memory: 4136kb
input:
5 100000 200 50573 49627 37560 74624 24741 5634 18355 52180 80358 20343 3290 67242 53105 69545 58400 63857 1919 83527 91130 5971 87369 14265 38136 22901 24675 63793 72964 10635 95913 38437 92826 7577 51476 51296 17582 25422 33321 67027 94755 85748 85877 1500 38644 23051 23500 5436 54539 53497 36574 ...
output:
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 61 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100...
result:
ok 5 lines
Test #15:
score: 0
Accepted
time: 1730ms
memory: 4552kb
input:
5 100000 250 56757 72017 30612 78109 72164 46319 69441 25719 98152 51933 90517 24067 56286 98158 63438 53253 22127 29504 11523 8026 97487 88635 52047 99706 44247 2543 98023 71789 10194 56377 27028 52794 31965 26002 7684 73365 71406 63821 83310 4153 99018 96928 30839 93930 93540 27521 42819 35021 446...
output:
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 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 49 50 50 51 52 53 54 55 56 57 58 59 60 61 61 62 63 64 65 66 67 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 91 92 93 94 95 96 97 ...
result:
ok 5 lines
Test #16:
score: 0
Accepted
time: 1632ms
memory: 4500kb
input:
5 100000 300 23863 80414 89139 3910 8202 6420 53655 76862 59580 53928 88205 63535 59974 64102 28799 79017 7095 23539 18771 44709 7486 36463 11983 25411 76459 79748 33452 63391 38090 55959 80212 91623 14717 67920 91667 53323 89899 50371 76320 3757 66846 51801 3021 98128 32712 92509 37623 43549 2404 7...
output:
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 65 66 67 68 69 70 71 72 73 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 99 100 10...
result:
ok 5 lines
Test #17:
score: -100
Time Limit Exceeded
input:
5 100000 350 49653 69416 1853 6195 82300 68311 68289 57710 31311 64330 16354 52843 59334 62793 80334 61706 4602 44229 99687 27717 48458 3622 41078 91089 53537 69306 93848 39125 88262 5919 97282 61602 9293 7376 37923 5797 14923 67281 12721 28734 37991 53258 51908 12239 91237 48245 81275 82548 27991 9...
output:
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 77 78 79 80 81 82 83 84 85 86 87 87 88 89 90 91 92 93 94 95 96 97 98 99 100 10...