#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx,avx2,sse,sse2")
#include<bits/stdc++.h>
#define int long long
//#define ll long long
#define down cout<<'\n';
#define NHP ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
#define modwwe int t;cin>>t; while(t--)
#define bit(i,j) (i>>j&1)
#define sobit(a) __builtin_popcountll(a)
#define task "test"
#define fin(x) freopen(x".inp","r",stdin)
#define fou(x) freopen(x".out","w",stdout)
#define pb push_back
#define checktime cerr << (double)clock() / CLOCKS_PER_SEC * 1000 << " ms";
using namespace std;
void ngha();
const int mod2=1e9+7;
const int mod1=998244353;
struct ib
{
int a;
int b;
};
struct icd
{
int a,b;
};
struct ic
{
int a,b,c;
};
struct id
{
int a,b,c,d;
};
struct ie
{
int a,b,c, d,e;
};
int n,m,s1,s2,s4,s3,sf,k,r,mid,s5,s6,mx,s7,s8,s9,mx2,res,dem2=0,dem=0,l;
int i,s10,s12;
int el=29;
main()
{
//#ifndef ONLINE_JUDGE
/// fin(task),fou(task);
//#endif
NHP
//modwwe
// cin>>res;
ngha(),down
checktime
}
int bit[300001];
int t[1200001];
void upd1(int x,int y)
{
for(x; x; x-=x&-x) bit[x]=y;
}
int get(int x)
{
int ss=n+1;
for(x; x<=n; x+=x&-x)ss=min(ss, bit[x]);
return ss;
}
void upd(int node,int l,int r,int l1,int r1,int k)
{
if(l>r1||r<l1) return;
if(l>=l1&&r<=r1)
{
t[node]=k;
return;
}
int mid=l+r>>1;
upd(node<<1,l,mid,l1,r1,k);
upd(node<<1|1,mid+1,r,l1,r1,k);
t[node]=max(t[node<<1],t[node<<1|1]);
}
int get(int node,int l,int r,int l1,int r1)
{
if(l1>r1) return 0;
if(l>r1||r<l1) return 0;
if(l>=l1&&r<=r1)
return t[node];
int mid=l+r>>1;
return max(get(node<<1,l,mid,l1,r1),get(node<<1|1,mid+1,r,l1,r1));;
}
deque<int> d;
deque<int> de[300002];
vector<int> vv;
vector<int> v[300002];
int a[300001];
int c[300001];
void ngha()
{
cin>>n>>k;
for(int i=1; i<=n; i++)
cin>>a[i],vv.pb(a[i]),bit[i]=n+1;
sort(vv.begin(),vv.end());
for(int i=1; i<=n; i++)
a[i]=lower_bound(vv.begin(),vv.end(),a[i])-vv.begin()+1;
for(int i=n; i>=1; --i)
{
s2=get(a[i]+1);
///cout<<s2<<" "<<i,down
v[s2].pb(i);
while(!d.empty()&&a[i]<=a[d.back()])d.pop_back();
d.push_back(i);
if(d.front()==i+k) d.pop_front();
upd1(a[d.front()],i+k-1);
}
for(int i=1; i<=n; i++)
{
if(i==n)
{
cout<<max(get(1,1,n,1,a[i]-1)+1,get(1,1,n,a[i],n));
return;
}
c[i]=get(1,1,n,1,a[i]-1)+1;
while(!de[a[i]].empty()&&c[i]>=c[de[a[i]].back()])de[a[i]].pop_back();
de[a[i]].push_back(i);
upd(1,1,n,a[i],a[i],c[de[a[i]].front()]);
if(v[i].size()!=0)
{ ///cout<<i,down
for(int z=v[i].size()-1; z>=0; --z)
{
s2=v[i][z];
s3=a[s2];
if(de[s3].front()==s2)
{
de[s3].pop_front();
if(de[s3].size()!=0)
upd(1,1,n,s3,s3,c[de[s3].front()]);
else upd(1,1,n,s3,s3,0);
}
}
}
}
}
Compilation message
Main.cpp:45:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
45 | main()
| ^~~~
Main.cpp: In function 'void upd1(long long int, long long int)':
Main.cpp:60:9: warning: statement has no effect [-Wunused-value]
60 | for(x; x; x-=x&-x) bit[x]=y;
| ^
Main.cpp: In function 'long long int get(long long int)':
Main.cpp:65:9: warning: statement has no effect [-Wunused-value]
65 | for(x; x<=n; x+=x&-x)ss=min(ss, bit[x]);
| ^
Main.cpp: In function 'void upd(long long int, long long int, long long int, long long int, long long int, long long int)':
Main.cpp:76:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
76 | int mid=l+r>>1;
| ~^~
Main.cpp: In function 'long long int get(long long int, long long int, long long int, long long int, long long int)':
Main.cpp:87:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
87 | int mid=l+r>>1;
| ~^~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
100 ms |
215632 KB |
Output is correct |
2 |
Correct |
108 ms |
215816 KB |
Output is correct |
3 |
Correct |
100 ms |
215736 KB |
Output is correct |
4 |
Correct |
100 ms |
215632 KB |
Output is correct |
5 |
Correct |
101 ms |
215796 KB |
Output is correct |
6 |
Correct |
113 ms |
215892 KB |
Output is correct |
7 |
Correct |
102 ms |
215804 KB |
Output is correct |
8 |
Correct |
100 ms |
215656 KB |
Output is correct |
9 |
Correct |
100 ms |
215836 KB |
Output is correct |
10 |
Correct |
108 ms |
215832 KB |
Output is correct |
11 |
Correct |
101 ms |
215676 KB |
Output is correct |
12 |
Correct |
103 ms |
215664 KB |
Output is correct |
13 |
Correct |
100 ms |
215676 KB |
Output is correct |
14 |
Correct |
109 ms |
215632 KB |
Output is correct |
15 |
Correct |
100 ms |
215632 KB |
Output is correct |
16 |
Correct |
100 ms |
215636 KB |
Output is correct |
17 |
Correct |
125 ms |
215824 KB |
Output is correct |
18 |
Correct |
101 ms |
215640 KB |
Output is correct |
19 |
Correct |
100 ms |
215636 KB |
Output is correct |
20 |
Correct |
103 ms |
215664 KB |
Output is correct |
21 |
Correct |
108 ms |
215636 KB |
Output is correct |
22 |
Correct |
103 ms |
215764 KB |
Output is correct |
23 |
Correct |
101 ms |
215752 KB |
Output is correct |
24 |
Correct |
102 ms |
215848 KB |
Output is correct |
25 |
Correct |
110 ms |
215700 KB |
Output is correct |
26 |
Correct |
100 ms |
215636 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
100 ms |
215632 KB |
Output is correct |
2 |
Correct |
108 ms |
215816 KB |
Output is correct |
3 |
Correct |
100 ms |
215736 KB |
Output is correct |
4 |
Correct |
100 ms |
215632 KB |
Output is correct |
5 |
Correct |
101 ms |
215796 KB |
Output is correct |
6 |
Correct |
113 ms |
215892 KB |
Output is correct |
7 |
Correct |
102 ms |
215804 KB |
Output is correct |
8 |
Correct |
100 ms |
215656 KB |
Output is correct |
9 |
Correct |
100 ms |
215836 KB |
Output is correct |
10 |
Correct |
108 ms |
215832 KB |
Output is correct |
11 |
Correct |
101 ms |
215676 KB |
Output is correct |
12 |
Correct |
103 ms |
215664 KB |
Output is correct |
13 |
Correct |
100 ms |
215676 KB |
Output is correct |
14 |
Correct |
109 ms |
215632 KB |
Output is correct |
15 |
Correct |
100 ms |
215632 KB |
Output is correct |
16 |
Correct |
100 ms |
215636 KB |
Output is correct |
17 |
Correct |
125 ms |
215824 KB |
Output is correct |
18 |
Correct |
101 ms |
215640 KB |
Output is correct |
19 |
Correct |
100 ms |
215636 KB |
Output is correct |
20 |
Correct |
103 ms |
215664 KB |
Output is correct |
21 |
Correct |
108 ms |
215636 KB |
Output is correct |
22 |
Correct |
103 ms |
215764 KB |
Output is correct |
23 |
Correct |
101 ms |
215752 KB |
Output is correct |
24 |
Correct |
102 ms |
215848 KB |
Output is correct |
25 |
Correct |
110 ms |
215700 KB |
Output is correct |
26 |
Correct |
100 ms |
215636 KB |
Output is correct |
27 |
Correct |
101 ms |
215636 KB |
Output is correct |
28 |
Correct |
101 ms |
215672 KB |
Output is correct |
29 |
Correct |
101 ms |
215828 KB |
Output is correct |
30 |
Correct |
101 ms |
215632 KB |
Output is correct |
31 |
Correct |
108 ms |
215684 KB |
Output is correct |
32 |
Correct |
100 ms |
215636 KB |
Output is correct |
33 |
Correct |
100 ms |
215800 KB |
Output is correct |
34 |
Correct |
100 ms |
215832 KB |
Output is correct |
35 |
Correct |
120 ms |
215852 KB |
Output is correct |
36 |
Correct |
100 ms |
215636 KB |
Output is correct |
37 |
Correct |
99 ms |
215652 KB |
Output is correct |
38 |
Correct |
100 ms |
215772 KB |
Output is correct |
39 |
Correct |
121 ms |
215636 KB |
Output is correct |
40 |
Correct |
102 ms |
215636 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
100 ms |
215632 KB |
Output is correct |
2 |
Correct |
108 ms |
215816 KB |
Output is correct |
3 |
Correct |
100 ms |
215736 KB |
Output is correct |
4 |
Correct |
100 ms |
215632 KB |
Output is correct |
5 |
Correct |
101 ms |
215796 KB |
Output is correct |
6 |
Correct |
113 ms |
215892 KB |
Output is correct |
7 |
Correct |
102 ms |
215804 KB |
Output is correct |
8 |
Correct |
100 ms |
215656 KB |
Output is correct |
9 |
Correct |
100 ms |
215836 KB |
Output is correct |
10 |
Correct |
108 ms |
215832 KB |
Output is correct |
11 |
Correct |
101 ms |
215676 KB |
Output is correct |
12 |
Correct |
103 ms |
215664 KB |
Output is correct |
13 |
Correct |
100 ms |
215676 KB |
Output is correct |
14 |
Correct |
109 ms |
215632 KB |
Output is correct |
15 |
Correct |
100 ms |
215632 KB |
Output is correct |
16 |
Correct |
100 ms |
215636 KB |
Output is correct |
17 |
Correct |
125 ms |
215824 KB |
Output is correct |
18 |
Correct |
101 ms |
215640 KB |
Output is correct |
19 |
Correct |
100 ms |
215636 KB |
Output is correct |
20 |
Correct |
103 ms |
215664 KB |
Output is correct |
21 |
Correct |
108 ms |
215636 KB |
Output is correct |
22 |
Correct |
103 ms |
215764 KB |
Output is correct |
23 |
Correct |
101 ms |
215752 KB |
Output is correct |
24 |
Correct |
102 ms |
215848 KB |
Output is correct |
25 |
Correct |
110 ms |
215700 KB |
Output is correct |
26 |
Correct |
100 ms |
215636 KB |
Output is correct |
27 |
Correct |
101 ms |
215636 KB |
Output is correct |
28 |
Correct |
101 ms |
215672 KB |
Output is correct |
29 |
Correct |
101 ms |
215828 KB |
Output is correct |
30 |
Correct |
101 ms |
215632 KB |
Output is correct |
31 |
Correct |
108 ms |
215684 KB |
Output is correct |
32 |
Correct |
100 ms |
215636 KB |
Output is correct |
33 |
Correct |
100 ms |
215800 KB |
Output is correct |
34 |
Correct |
100 ms |
215832 KB |
Output is correct |
35 |
Correct |
120 ms |
215852 KB |
Output is correct |
36 |
Correct |
100 ms |
215636 KB |
Output is correct |
37 |
Correct |
99 ms |
215652 KB |
Output is correct |
38 |
Correct |
100 ms |
215772 KB |
Output is correct |
39 |
Correct |
121 ms |
215636 KB |
Output is correct |
40 |
Correct |
102 ms |
215636 KB |
Output is correct |
41 |
Correct |
106 ms |
215888 KB |
Output is correct |
42 |
Correct |
112 ms |
215892 KB |
Output is correct |
43 |
Correct |
117 ms |
216092 KB |
Output is correct |
44 |
Correct |
103 ms |
215888 KB |
Output is correct |
45 |
Correct |
110 ms |
215892 KB |
Output is correct |
46 |
Correct |
106 ms |
215932 KB |
Output is correct |
47 |
Correct |
111 ms |
216368 KB |
Output is correct |
48 |
Correct |
104 ms |
215892 KB |
Output is correct |
49 |
Correct |
107 ms |
215964 KB |
Output is correct |
50 |
Correct |
105 ms |
215920 KB |
Output is correct |
51 |
Correct |
107 ms |
216400 KB |
Output is correct |
52 |
Correct |
105 ms |
216148 KB |
Output is correct |
53 |
Correct |
107 ms |
216148 KB |
Output is correct |
54 |
Correct |
106 ms |
215888 KB |
Output is correct |
55 |
Correct |
105 ms |
216176 KB |
Output is correct |
56 |
Correct |
104 ms |
216144 KB |
Output is correct |
57 |
Correct |
120 ms |
216148 KB |
Output is correct |
58 |
Correct |
103 ms |
215988 KB |
Output is correct |
59 |
Correct |
106 ms |
216200 KB |
Output is correct |
60 |
Correct |
105 ms |
216148 KB |
Output is correct |
61 |
Correct |
105 ms |
216148 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
178 ms |
230068 KB |
Output is correct |
2 |
Correct |
235 ms |
233396 KB |
Output is correct |
3 |
Correct |
309 ms |
233896 KB |
Output is correct |
4 |
Correct |
444 ms |
234240 KB |
Output is correct |
5 |
Correct |
369 ms |
234648 KB |
Output is correct |
6 |
Correct |
455 ms |
234760 KB |
Output is correct |
7 |
Correct |
234 ms |
237544 KB |
Output is correct |
8 |
Correct |
214 ms |
232884 KB |
Output is correct |
9 |
Correct |
277 ms |
236512 KB |
Output is correct |
10 |
Correct |
268 ms |
233400 KB |
Output is correct |
11 |
Correct |
370 ms |
233692 KB |
Output is correct |
12 |
Correct |
377 ms |
233848 KB |
Output is correct |
13 |
Correct |
406 ms |
238700 KB |
Output is correct |
14 |
Correct |
427 ms |
232432 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
176 ms |
228644 KB |
Output is correct |
2 |
Correct |
234 ms |
231732 KB |
Output is correct |
3 |
Correct |
310 ms |
236000 KB |
Output is correct |
4 |
Correct |
380 ms |
235996 KB |
Output is correct |
5 |
Correct |
394 ms |
236768 KB |
Output is correct |
6 |
Correct |
392 ms |
236796 KB |
Output is correct |
7 |
Correct |
216 ms |
236512 KB |
Output is correct |
8 |
Correct |
211 ms |
239152 KB |
Output is correct |
9 |
Correct |
270 ms |
234796 KB |
Output is correct |
10 |
Correct |
319 ms |
234332 KB |
Output is correct |
11 |
Correct |
378 ms |
237112 KB |
Output is correct |
12 |
Correct |
375 ms |
233800 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
100 ms |
215632 KB |
Output is correct |
2 |
Correct |
108 ms |
215816 KB |
Output is correct |
3 |
Correct |
100 ms |
215736 KB |
Output is correct |
4 |
Correct |
100 ms |
215632 KB |
Output is correct |
5 |
Correct |
101 ms |
215796 KB |
Output is correct |
6 |
Correct |
113 ms |
215892 KB |
Output is correct |
7 |
Correct |
102 ms |
215804 KB |
Output is correct |
8 |
Correct |
100 ms |
215656 KB |
Output is correct |
9 |
Correct |
100 ms |
215836 KB |
Output is correct |
10 |
Correct |
108 ms |
215832 KB |
Output is correct |
11 |
Correct |
101 ms |
215676 KB |
Output is correct |
12 |
Correct |
103 ms |
215664 KB |
Output is correct |
13 |
Correct |
100 ms |
215676 KB |
Output is correct |
14 |
Correct |
109 ms |
215632 KB |
Output is correct |
15 |
Correct |
100 ms |
215632 KB |
Output is correct |
16 |
Correct |
100 ms |
215636 KB |
Output is correct |
17 |
Correct |
125 ms |
215824 KB |
Output is correct |
18 |
Correct |
101 ms |
215640 KB |
Output is correct |
19 |
Correct |
100 ms |
215636 KB |
Output is correct |
20 |
Correct |
103 ms |
215664 KB |
Output is correct |
21 |
Correct |
108 ms |
215636 KB |
Output is correct |
22 |
Correct |
103 ms |
215764 KB |
Output is correct |
23 |
Correct |
101 ms |
215752 KB |
Output is correct |
24 |
Correct |
102 ms |
215848 KB |
Output is correct |
25 |
Correct |
110 ms |
215700 KB |
Output is correct |
26 |
Correct |
100 ms |
215636 KB |
Output is correct |
27 |
Correct |
101 ms |
215636 KB |
Output is correct |
28 |
Correct |
101 ms |
215672 KB |
Output is correct |
29 |
Correct |
101 ms |
215828 KB |
Output is correct |
30 |
Correct |
101 ms |
215632 KB |
Output is correct |
31 |
Correct |
108 ms |
215684 KB |
Output is correct |
32 |
Correct |
100 ms |
215636 KB |
Output is correct |
33 |
Correct |
100 ms |
215800 KB |
Output is correct |
34 |
Correct |
100 ms |
215832 KB |
Output is correct |
35 |
Correct |
120 ms |
215852 KB |
Output is correct |
36 |
Correct |
100 ms |
215636 KB |
Output is correct |
37 |
Correct |
99 ms |
215652 KB |
Output is correct |
38 |
Correct |
100 ms |
215772 KB |
Output is correct |
39 |
Correct |
121 ms |
215636 KB |
Output is correct |
40 |
Correct |
102 ms |
215636 KB |
Output is correct |
41 |
Correct |
106 ms |
215888 KB |
Output is correct |
42 |
Correct |
112 ms |
215892 KB |
Output is correct |
43 |
Correct |
117 ms |
216092 KB |
Output is correct |
44 |
Correct |
103 ms |
215888 KB |
Output is correct |
45 |
Correct |
110 ms |
215892 KB |
Output is correct |
46 |
Correct |
106 ms |
215932 KB |
Output is correct |
47 |
Correct |
111 ms |
216368 KB |
Output is correct |
48 |
Correct |
104 ms |
215892 KB |
Output is correct |
49 |
Correct |
107 ms |
215964 KB |
Output is correct |
50 |
Correct |
105 ms |
215920 KB |
Output is correct |
51 |
Correct |
107 ms |
216400 KB |
Output is correct |
52 |
Correct |
105 ms |
216148 KB |
Output is correct |
53 |
Correct |
107 ms |
216148 KB |
Output is correct |
54 |
Correct |
106 ms |
215888 KB |
Output is correct |
55 |
Correct |
105 ms |
216176 KB |
Output is correct |
56 |
Correct |
104 ms |
216144 KB |
Output is correct |
57 |
Correct |
120 ms |
216148 KB |
Output is correct |
58 |
Correct |
103 ms |
215988 KB |
Output is correct |
59 |
Correct |
106 ms |
216200 KB |
Output is correct |
60 |
Correct |
105 ms |
216148 KB |
Output is correct |
61 |
Correct |
105 ms |
216148 KB |
Output is correct |
62 |
Correct |
178 ms |
230068 KB |
Output is correct |
63 |
Correct |
235 ms |
233396 KB |
Output is correct |
64 |
Correct |
309 ms |
233896 KB |
Output is correct |
65 |
Correct |
444 ms |
234240 KB |
Output is correct |
66 |
Correct |
369 ms |
234648 KB |
Output is correct |
67 |
Correct |
455 ms |
234760 KB |
Output is correct |
68 |
Correct |
234 ms |
237544 KB |
Output is correct |
69 |
Correct |
214 ms |
232884 KB |
Output is correct |
70 |
Correct |
277 ms |
236512 KB |
Output is correct |
71 |
Correct |
268 ms |
233400 KB |
Output is correct |
72 |
Correct |
370 ms |
233692 KB |
Output is correct |
73 |
Correct |
377 ms |
233848 KB |
Output is correct |
74 |
Correct |
406 ms |
238700 KB |
Output is correct |
75 |
Correct |
427 ms |
232432 KB |
Output is correct |
76 |
Correct |
176 ms |
228644 KB |
Output is correct |
77 |
Correct |
234 ms |
231732 KB |
Output is correct |
78 |
Correct |
310 ms |
236000 KB |
Output is correct |
79 |
Correct |
380 ms |
235996 KB |
Output is correct |
80 |
Correct |
394 ms |
236768 KB |
Output is correct |
81 |
Correct |
392 ms |
236796 KB |
Output is correct |
82 |
Correct |
216 ms |
236512 KB |
Output is correct |
83 |
Correct |
211 ms |
239152 KB |
Output is correct |
84 |
Correct |
270 ms |
234796 KB |
Output is correct |
85 |
Correct |
319 ms |
234332 KB |
Output is correct |
86 |
Correct |
378 ms |
237112 KB |
Output is correct |
87 |
Correct |
375 ms |
233800 KB |
Output is correct |
88 |
Correct |
377 ms |
235188 KB |
Output is correct |
89 |
Correct |
490 ms |
236984 KB |
Output is correct |
90 |
Correct |
472 ms |
235048 KB |
Output is correct |
91 |
Correct |
427 ms |
240568 KB |
Output is correct |
92 |
Correct |
236 ms |
229972 KB |
Output is correct |
93 |
Correct |
323 ms |
233236 KB |
Output is correct |
94 |
Correct |
433 ms |
235408 KB |
Output is correct |
95 |
Correct |
457 ms |
238000 KB |
Output is correct |
96 |
Correct |
465 ms |
236728 KB |
Output is correct |
97 |
Correct |
534 ms |
235224 KB |
Output is correct |
98 |
Correct |
429 ms |
237192 KB |
Output is correct |
99 |
Correct |
414 ms |
234200 KB |
Output is correct |
100 |
Correct |
425 ms |
234200 KB |
Output is correct |
101 |
Correct |
317 ms |
236780 KB |
Output is correct |
102 |
Correct |
324 ms |
236216 KB |
Output is correct |
103 |
Correct |
348 ms |
234848 KB |
Output is correct |
104 |
Correct |
375 ms |
234420 KB |
Output is correct |
105 |
Correct |
466 ms |
235144 KB |
Output is correct |
106 |
Correct |
347 ms |
239960 KB |
Output is correct |
107 |
Correct |
346 ms |
234208 KB |
Output is correct |
108 |
Correct |
420 ms |
233648 KB |
Output is correct |
109 |
Correct |
418 ms |
240484 KB |
Output is correct |
110 |
Correct |
431 ms |
235524 KB |
Output is correct |
111 |
Correct |
394 ms |
236020 KB |
Output is correct |
112 |
Correct |
383 ms |
236468 KB |
Output is correct |
113 |
Correct |
410 ms |
236460 KB |
Output is correct |
114 |
Correct |
414 ms |
234596 KB |
Output is correct |
115 |
Correct |
242 ms |
240296 KB |
Output is correct |
116 |
Correct |
235 ms |
240100 KB |
Output is correct |
117 |
Correct |
253 ms |
237660 KB |
Output is correct |
118 |
Correct |
264 ms |
240512 KB |
Output is correct |
119 |
Correct |
361 ms |
236604 KB |
Output is correct |
120 |
Correct |
358 ms |
235520 KB |
Output is correct |