#pragma GCC optimize("Ofast,unroll-loops")
//#pragma GCC optimize("conserve-stack")
#include<bits/stdc++.h>
#define int long long
#define ll long long
#define down cout<<'\n';
#define debug cout<<" cucuucucuuu",down
#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 mask(i) (1<<i)
#define checktime cerr << (double)clock() / CLOCKS_PER_SEC * 1000 << " ms";
using namespace std;
#define getchar_unlocked getchar
inline int scan()
{
char c = getchar_unlocked();
int x = 0;
while (c < '0' || c > '9')
{
c = getchar_unlocked();
}
while (c >= '0' && c <= '9')
{
x = (x << 1) + (x << 3) + c - '0';
c = getchar_unlocked();
}
return x;
};
void phongbeo();
const int inf = 1e9;
const int mod2 = 1e9 + 7;
const int mod1 = 998244353;
int add(int x,int y)
{
if(x+y>=mod2) x-=mod2;
return x+y;
}
struct icd
{
long double a;
int b;
};
struct ib
{
int a;
int b;
};
struct ic
{
int a, b, c, d;
};
struct ie
{
int a, b, c, d, e;
};
int n, m, s1, s2, s4, s3, sf, k, s5, s6, mx, s7, s8, s9, mx2, res, dem2 = 0, dem = 0, s33, dem3, dem4, mid, l2, r2, center;
int i, s10, s12,k1,k2,k3,s11,limit,w,l,r,last,root;
int kk;
int el = 19;
main()
{
if(fopen(task".inp","r"))
{
fin(task);
fou(task);
}
NHP
/// cin>>s1;
///modwwe
phongbeo();
// checktime
}
int a[200001];
int cost[200001];
vector<int> v;
struct BIT
{
int bit[200001];
void reset()
{
for(int i=1; i<=n; i++)
bit[i]=0;
}
void upd(int x,int y)
{
for(x; x<=n; x+=x&-x)
bit[x]=max(bit[x],y);
}
int get(int x)
{
int s=0;
for(x; x; x-=x&-x)
s=max(s,bit[x]);
return s;
}
} fen;
void phongbeo()
{
cin>>n>>m;
for(int i=1; i<=n; i++)
cin>>a[i],v.pb(a[i]);
sort(v.begin(),v.end());
for(int i=1; i<=n; i++)
a[i]=lower_bound(v.begin(),v.end(),a[i])-v.begin()+1;
for(int i=n; i>=1; --i)
{
s3=v[a[i]-1]-m;
s3=upper_bound(v.begin(),v.end(),s3)-v.begin()+1;
s4=fen.get(n-s3+1);
cost[i]=s4;
s2=fen.get(n-a[i]);
fen.upd(n-a[i]+1,s2+1);
}
fen. reset();
for(int i=1; i<=n; i++)
{
s2=fen.get(a[i]-1);
fen.upd(a[i],s2+1);
s4=max(s4,s2+1+cost[i]);
}
cout<<s4;
}
Compilation message
glo.cpp:70:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
70 | main()
| ^~~~
glo.cpp: In member function 'void BIT::upd(long long int, long long int)':
glo.cpp:96:13: warning: statement has no effect [-Wunused-value]
96 | for(x; x<=n; x+=x&-x)
| ^
glo.cpp: In member function 'long long int BIT::get(long long int)':
glo.cpp:102:13: warning: statement has no effect [-Wunused-value]
102 | for(x; x; x-=x&-x)
| ^
glo.cpp: In function 'int main()':
glo.cpp:13:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
13 | #define fin(x) freopen(x".inp","r",stdin)
| ~~~~~~~^~~~~~~~~~~~~~~~~~~
glo.cpp:74:9: note: in expansion of macro 'fin'
74 | fin(task);
| ^~~
glo.cpp:14:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
14 | #define fou(x) freopen(x".out","w",stdout)
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~
glo.cpp:75:9: note: in expansion of macro 'fou'
75 | fou(task);
| ^~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4436 KB |
Output is correct |
2 |
Correct |
1 ms |
4436 KB |
Output is correct |
3 |
Correct |
1 ms |
4436 KB |
Output is correct |
4 |
Correct |
1 ms |
4692 KB |
Output is correct |
5 |
Correct |
1 ms |
4436 KB |
Output is correct |
6 |
Correct |
1 ms |
4536 KB |
Output is correct |
7 |
Correct |
1 ms |
4436 KB |
Output is correct |
8 |
Correct |
1 ms |
4436 KB |
Output is correct |
9 |
Correct |
1 ms |
4436 KB |
Output is correct |
10 |
Correct |
1 ms |
4436 KB |
Output is correct |
11 |
Correct |
1 ms |
4600 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4436 KB |
Output is correct |
2 |
Correct |
1 ms |
4436 KB |
Output is correct |
3 |
Correct |
1 ms |
4436 KB |
Output is correct |
4 |
Correct |
1 ms |
4692 KB |
Output is correct |
5 |
Correct |
1 ms |
4436 KB |
Output is correct |
6 |
Correct |
1 ms |
4536 KB |
Output is correct |
7 |
Correct |
1 ms |
4436 KB |
Output is correct |
8 |
Correct |
1 ms |
4436 KB |
Output is correct |
9 |
Correct |
1 ms |
4436 KB |
Output is correct |
10 |
Correct |
1 ms |
4436 KB |
Output is correct |
11 |
Correct |
1 ms |
4600 KB |
Output is correct |
12 |
Correct |
1 ms |
4436 KB |
Output is correct |
13 |
Correct |
1 ms |
4436 KB |
Output is correct |
14 |
Correct |
1 ms |
4564 KB |
Output is correct |
15 |
Correct |
1 ms |
4436 KB |
Output is correct |
16 |
Correct |
1 ms |
4436 KB |
Output is correct |
17 |
Correct |
1 ms |
4436 KB |
Output is correct |
18 |
Correct |
1 ms |
4600 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4436 KB |
Output is correct |
2 |
Correct |
1 ms |
4436 KB |
Output is correct |
3 |
Correct |
1 ms |
4436 KB |
Output is correct |
4 |
Correct |
1 ms |
4692 KB |
Output is correct |
5 |
Correct |
1 ms |
4436 KB |
Output is correct |
6 |
Correct |
1 ms |
4536 KB |
Output is correct |
7 |
Correct |
1 ms |
4436 KB |
Output is correct |
8 |
Correct |
1 ms |
4436 KB |
Output is correct |
9 |
Correct |
1 ms |
4436 KB |
Output is correct |
10 |
Correct |
1 ms |
4436 KB |
Output is correct |
11 |
Correct |
1 ms |
4600 KB |
Output is correct |
12 |
Correct |
1 ms |
4436 KB |
Output is correct |
13 |
Correct |
1 ms |
4436 KB |
Output is correct |
14 |
Correct |
1 ms |
4564 KB |
Output is correct |
15 |
Correct |
1 ms |
4436 KB |
Output is correct |
16 |
Correct |
1 ms |
4436 KB |
Output is correct |
17 |
Correct |
1 ms |
4436 KB |
Output is correct |
18 |
Correct |
1 ms |
4600 KB |
Output is correct |
19 |
Correct |
1 ms |
4604 KB |
Output is correct |
20 |
Correct |
1 ms |
4436 KB |
Output is correct |
21 |
Correct |
1 ms |
4436 KB |
Output is correct |
22 |
Correct |
1 ms |
4436 KB |
Output is correct |
23 |
Correct |
1 ms |
4436 KB |
Output is correct |
24 |
Correct |
1 ms |
4436 KB |
Output is correct |
25 |
Correct |
1 ms |
4436 KB |
Output is correct |
26 |
Correct |
1 ms |
4436 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
91 ms |
9180 KB |
Output is correct |
2 |
Correct |
91 ms |
9228 KB |
Output is correct |
3 |
Correct |
94 ms |
9168 KB |
Output is correct |
4 |
Correct |
92 ms |
9168 KB |
Output is correct |
5 |
Correct |
49 ms |
8656 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
21 ms |
5592 KB |
Output is correct |
2 |
Correct |
20 ms |
5636 KB |
Output is correct |
3 |
Correct |
20 ms |
5592 KB |
Output is correct |
4 |
Correct |
11 ms |
5500 KB |
Output is correct |
5 |
Correct |
2 ms |
4452 KB |
Output is correct |
6 |
Correct |
11 ms |
5356 KB |
Output is correct |
7 |
Correct |
17 ms |
5592 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
39 ms |
6612 KB |
Output is correct |
2 |
Correct |
36 ms |
6612 KB |
Output is correct |
3 |
Correct |
83 ms |
9144 KB |
Output is correct |
4 |
Correct |
54 ms |
8656 KB |
Output is correct |
5 |
Correct |
21 ms |
6100 KB |
Output is correct |
6 |
Correct |
43 ms |
8656 KB |
Output is correct |
7 |
Correct |
40 ms |
9128 KB |
Output is correct |
8 |
Correct |
27 ms |
6612 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4436 KB |
Output is correct |
2 |
Correct |
1 ms |
4436 KB |
Output is correct |
3 |
Correct |
1 ms |
4436 KB |
Output is correct |
4 |
Correct |
1 ms |
4692 KB |
Output is correct |
5 |
Correct |
1 ms |
4436 KB |
Output is correct |
6 |
Correct |
1 ms |
4536 KB |
Output is correct |
7 |
Correct |
1 ms |
4436 KB |
Output is correct |
8 |
Correct |
1 ms |
4436 KB |
Output is correct |
9 |
Correct |
1 ms |
4436 KB |
Output is correct |
10 |
Correct |
1 ms |
4436 KB |
Output is correct |
11 |
Correct |
1 ms |
4600 KB |
Output is correct |
12 |
Correct |
1 ms |
4436 KB |
Output is correct |
13 |
Correct |
1 ms |
4436 KB |
Output is correct |
14 |
Correct |
1 ms |
4564 KB |
Output is correct |
15 |
Correct |
1 ms |
4436 KB |
Output is correct |
16 |
Correct |
1 ms |
4436 KB |
Output is correct |
17 |
Correct |
1 ms |
4436 KB |
Output is correct |
18 |
Correct |
1 ms |
4600 KB |
Output is correct |
19 |
Correct |
1 ms |
4604 KB |
Output is correct |
20 |
Correct |
1 ms |
4436 KB |
Output is correct |
21 |
Correct |
1 ms |
4436 KB |
Output is correct |
22 |
Correct |
1 ms |
4436 KB |
Output is correct |
23 |
Correct |
1 ms |
4436 KB |
Output is correct |
24 |
Correct |
1 ms |
4436 KB |
Output is correct |
25 |
Correct |
1 ms |
4436 KB |
Output is correct |
26 |
Correct |
1 ms |
4436 KB |
Output is correct |
27 |
Correct |
91 ms |
9180 KB |
Output is correct |
28 |
Correct |
91 ms |
9228 KB |
Output is correct |
29 |
Correct |
94 ms |
9168 KB |
Output is correct |
30 |
Correct |
92 ms |
9168 KB |
Output is correct |
31 |
Correct |
49 ms |
8656 KB |
Output is correct |
32 |
Correct |
21 ms |
5592 KB |
Output is correct |
33 |
Correct |
20 ms |
5636 KB |
Output is correct |
34 |
Correct |
20 ms |
5592 KB |
Output is correct |
35 |
Correct |
11 ms |
5500 KB |
Output is correct |
36 |
Correct |
2 ms |
4452 KB |
Output is correct |
37 |
Correct |
11 ms |
5356 KB |
Output is correct |
38 |
Correct |
17 ms |
5592 KB |
Output is correct |
39 |
Correct |
39 ms |
6612 KB |
Output is correct |
40 |
Correct |
36 ms |
6612 KB |
Output is correct |
41 |
Correct |
83 ms |
9144 KB |
Output is correct |
42 |
Correct |
54 ms |
8656 KB |
Output is correct |
43 |
Correct |
21 ms |
6100 KB |
Output is correct |
44 |
Correct |
43 ms |
8656 KB |
Output is correct |
45 |
Correct |
40 ms |
9128 KB |
Output is correct |
46 |
Correct |
27 ms |
6612 KB |
Output is correct |
47 |
Correct |
45 ms |
6612 KB |
Output is correct |
48 |
Correct |
45 ms |
6612 KB |
Output is correct |
49 |
Correct |
97 ms |
9168 KB |
Output is correct |
50 |
Correct |
51 ms |
8820 KB |
Output is correct |
51 |
Correct |
35 ms |
8400 KB |
Output is correct |
52 |
Correct |
54 ms |
8656 KB |
Output is correct |
53 |
Correct |
41 ms |
8656 KB |
Output is correct |
54 |
Correct |
42 ms |
9168 KB |
Output is correct |
55 |
Correct |
76 ms |
9268 KB |
Output is correct |