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답안 #1026941

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1026941 2024-07-18T14:23:31 Z vjudge1 Sličnost (COI23_slicnost) C++17
34 / 100
 283 ms 171920 KB 
#include <bits/stdc++.h>
using namespace std;

void f(){
	#ifndef ONLINE_JUDGE
	freopen("in.txt", "r", stdin);
	freopen("out.txt", "w", stdout);
	#endif
}

struct segtree{
	int n, tl, tr, val, pos; 
	vector<int> roots, left, right;

	vector<array<int , 3>> st;


	array<int, 3> TxT(array<int, 3> l, array<int, 3> r){
		
		array<int, 3> res={0, 0, 0};
	
		res[0]=l[0]+r[0];
		res[1]=max(l[1], l[0]+r[1]);

		if(l[1]==res[1]) res[2]+=l[2];
		if(r[1]+l[0]==res[1]) res[2]+=r[2];

		return res;
	}

	int add(){
		int id=st.size();
		st.push_back({0, 0, 0});
		left.push_back(-1);
		right.push_back(-1);
		return id;
	}

	segtree(int _n){
		n=_n;

		int v=add();

		roots.push_back(v);
		build(v, 0, n-1);
	}

	void build(int v, int l, int r){
		if(l==r) st[v]={0, 0, 1};
		else{
			int mid=(l+r)/2;
			if(left[v]==-1) left[v]=add();
			if(right[v]==-1) right[v]=add();

			build(left[v], l, mid);
			build(right[v], mid+1, r);

			st[v]=TxT(st[left[v]], st[right[v]]);
		}
	}


	void update(int v, int l, int r, int nv){
		if(l==r){
			st[nv]=st[v];
			st[nv][0]+=val; st[nv][1]+=val;
		}
		else{
			int mid=(l+r) / 2;
			if(pos<=mid){
				left[nv]=add();
				right[nv]=right[v];
				update(left[v], l, mid, left[nv]);
			}
			else{
				left[nv]=left[v];
				right[nv]=add();
				update(right[v], mid+1, r, right[nv]);
			}
			st[nv]=TxT(st[left[nv]], st[right[nv]]);
		}


	}
	int upd(int p, int l, int v){
		pos=l, val=v;
		int id=add();
		roots.push_back(id);
		update(p, 0, n-1, id);
		return id;
	}

	array<int, 3> g(int v, int l, int r){
		if(l>tr||r<tl) return {0, 0, 0};
		else if(l>=tl&&r<=tr) return st[v];
		else{
			int mid=(l+r) /2;
			return TxT(g(left[v], l, mid), g(right[v], mid+1, r));

		}
	}
	array<int, 2> get(int pos, int l, int r){
		tl = l; tr = r;
		auto x= g(pos, 0, n-1);

		return {x[1], x[2]};
	}
};

signed main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);

	//f();

	int n, k, q; cin >> n >> k >> q;

	segtree st(n+1);

	vector<int> a(n), b(n), pos(n), segt;
	int c=0;
	for(auto &i: a) cin >> i, i--;
	for(auto &i: b) cin >> i, i--, pos[i]=c++;

	auto ek=[&](int y, int i){
		int r=pos[i];

		int x=st.upd(y, max(0, r-k+1), 1);
		st.upd(x, r+1, -1);
		return (int) st.roots.back();
	
	};
	auto cik=[&](int y, int i){
		int r=pos[i];
		int x= st.upd(y, max(0, r-k+1), -1);
		st.upd(x, r+1, 1);
		return (int)st.roots.back();
	};

	for(int i=0; i<k; i++){
		ek(st.roots.back(), a[i]);
	}
	segt.push_back(st.roots.back());
	
	vector<array<int,2>> all(n-k+1);
	vector<int> pf(n+3);

	auto x=st.get(st.roots.back(), 0, n-k);
	all[0]=x;
	pf[x[0]]+=x[1];
	
	for(int i=k; i<n; i++){
		cik(st.roots.back(), a[i-k]); 
		segt.push_back(ek(st.roots.back(), a[i]));
		auto y=st.get(segt.back(), 0, n-k);
		all[i-k+1]=y;
		pf[y[0]]+=y[1];

		if(y[0]==x[0]) x[1]+=y[1];
		else if(y[0]>x[0]) x=y;
	}
		
	cout<<x[0]<<" "<<x[1]<<"\n";

	auto cikar=[&](int v, int value){
		if(v<0) return;
		
		pf[all[v][0]] -= all[v][1];
		segt[v]=cik(segt[v], value);
		auto x=st.get(segt[v], 0, n-k);
		all[v] = x;
		pf[all[v][0]] += all[v][1];
	};

	auto cikar2=[&](int v, int value){
		if(v>n-k) return;
		
		pf[all[v][0]] -= all[v][1];
		segt[v]=cik(segt[v], value);
		auto x=st.get(segt[v], 0, n-k);
		all[v] = x;
		pf[all[v][0]] += all[v][1];
	};
	auto ekle=[&](int v, int value){
		if(v<0) return;
		
		pf[all[v][0]] -= all[v][1];
		segt[v]=ek(segt[v], value);
		auto x=st.get(segt[v], 0, n-k);

		all[v] = x;
		pf[all[v][0]] += all[v][1];
	};

	auto ekle2=[&](int v, int value){
		if(v>n-k) return;
		
		pf[all[v][0]] -= all[v][1];
		segt[v]=ek(segt[v], value);
		auto x=st.get(segt[v], 0, n-k);

		all[v] = x;
		pf[all[v][0]] += all[v][1];
	};

	int ma=x[0];
	while(q--){
		int p; cin >> p; p--;
		
		cikar(p-k+1, a[p]);
		cikar2(p+1, a[p+1]);

		swap(a[p], a[p+1]);

		ekle(p-k+1, a[p]);
		ekle2(p+1, a[p+1]);

		if(pf[ma+1]>0) ma++;
		else if(pf[ma]==0) ma--;

		cout<<ma<<" "<<pf[ma]<<"\n";
	}
}

Compilation message

Main.cpp: In function 'void f()':
Main.cpp:6:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    6 |  freopen("in.txt", "r", stdin);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
Main.cpp:7:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    7 |  freopen("out.txt", "w", stdout);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 476 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 476 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 9 ms 12032 KB Output is correct
17 Correct 9 ms 12032 KB Output is correct
18 Correct 6 ms 5892 KB Output is correct
19 Correct 8 ms 6400 KB Output is correct
20 Correct 15 ms 11720 KB Output is correct
21 Correct 12 ms 6912 KB Output is correct
22 Correct 5 ms 4868 KB Output is correct
23 Correct 10 ms 6956 KB Output is correct
24 Correct 11 ms 12032 KB Output is correct
25 Correct 8 ms 6404 KB Output is correct
26 Correct 9 ms 6400 KB Output is correct
27 Correct 10 ms 6912 KB Output is correct
28 Correct 8 ms 6140 KB Output is correct
29 Correct 7 ms 5632 KB Output is correct
30 Correct 6 ms 6144 KB Output is correct

Subtask #3
0 / 33.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 476 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 9 ms 12032 KB Output is correct
17 Correct 9 ms 12032 KB Output is correct
18 Correct 6 ms 5892 KB Output is correct
19 Correct 8 ms 6400 KB Output is correct
20 Correct 15 ms 11720 KB Output is correct
21 Correct 12 ms 6912 KB Output is correct
22 Correct 5 ms 4868 KB Output is correct
23 Correct 10 ms 6956 KB Output is correct
24 Correct 11 ms 12032 KB Output is correct
25 Correct 8 ms 6404 KB Output is correct
26 Correct 9 ms 6400 KB Output is correct
27 Correct 10 ms 6912 KB Output is correct
28 Correct 8 ms 6140 KB Output is correct
29 Correct 7 ms 5632 KB Output is correct
30 Correct 6 ms 6144 KB Output is correct
31 Correct 274 ms 169616 KB Output is correct
32 Correct 246 ms 168572 KB Output is correct
33 Correct 113 ms 95992 KB Output is correct
34 Correct 228 ms 162636 KB Output is correct
35 Correct 283 ms 171920 KB Output is correct
36 Correct 185 ms 163524 KB Output is correct
37 Correct 85 ms 101068 KB Output is correct
38 Correct 278 ms 166288 KB Output is correct
39 Incorrect 203 ms 171160 KB Output isn't correct
40 Halted 0 ms 0 KB -

Subtask #4
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 476 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 604 KB Output is correct
17 Correct 0 ms 604 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 604 KB Output is correct
20 Correct 1 ms 600 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 604 KB Output is correct
23 Correct 1 ms 684 KB Output is correct
24 Correct 1 ms 604 KB Output is correct
25 Correct 0 ms 604 KB Output is correct
26 Correct 1 ms 604 KB Output is correct
27 Correct 1 ms 604 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 604 KB Output is correct
30 Correct 0 ms 348 KB Output is correct

Subtask #5
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 476 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 9 ms 12032 KB Output is correct
17 Correct 9 ms 12032 KB Output is correct
18 Correct 6 ms 5892 KB Output is correct
19 Correct 8 ms 6400 KB Output is correct
20 Correct 15 ms 11720 KB Output is correct
21 Correct 12 ms 6912 KB Output is correct
22 Correct 5 ms 4868 KB Output is correct
23 Correct 10 ms 6956 KB Output is correct
24 Correct 11 ms 12032 KB Output is correct
25 Correct 8 ms 6404 KB Output is correct
26 Correct 9 ms 6400 KB Output is correct
27 Correct 10 ms 6912 KB Output is correct
28 Correct 8 ms 6140 KB Output is correct
29 Correct 7 ms 5632 KB Output is correct
30 Correct 6 ms 6144 KB Output is correct
31 Correct 1 ms 604 KB Output is correct
32 Correct 0 ms 604 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 604 KB Output is correct
35 Correct 1 ms 600 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 1 ms 604 KB Output is correct
38 Correct 1 ms 684 KB Output is correct
39 Correct 1 ms 604 KB Output is correct
40 Correct 0 ms 604 KB Output is correct
41 Correct 1 ms 604 KB Output is correct
42 Correct 1 ms 604 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 604 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 26 ms 21992 KB Output is correct
47 Correct 25 ms 24340 KB Output is correct
48 Correct 6 ms 6148 KB Output is correct
49 Correct 15 ms 13104 KB Output is correct
50 Correct 30 ms 22676 KB Output is correct
51 Correct 7 ms 6400 KB Output is correct
52 Correct 19 ms 22772 KB Output is correct
53 Correct 28 ms 23536 KB Output is correct
54 Correct 23 ms 22296 KB Output is correct
55 Correct 13 ms 12024 KB Output is correct
56 Correct 30 ms 23616 KB Output is correct
57 Correct 26 ms 22772 KB Output is correct
58 Correct 12 ms 11516 KB Output is correct
59 Correct 28 ms 22508 KB Output is correct
60 Correct 10 ms 11264 KB Output is correct

Subtask #6
0 / 33.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 476 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 9 ms 12032 KB Output is correct
17 Correct 9 ms 12032 KB Output is correct
18 Correct 6 ms 5892 KB Output is correct
19 Correct 8 ms 6400 KB Output is correct
20 Correct 15 ms 11720 KB Output is correct
21 Correct 12 ms 6912 KB Output is correct
22 Correct 5 ms 4868 KB Output is correct
23 Correct 10 ms 6956 KB Output is correct
24 Correct 11 ms 12032 KB Output is correct
25 Correct 8 ms 6404 KB Output is correct
26 Correct 9 ms 6400 KB Output is correct
27 Correct 10 ms 6912 KB Output is correct
28 Correct 8 ms 6140 KB Output is correct
29 Correct 7 ms 5632 KB Output is correct
30 Correct 6 ms 6144 KB Output is correct
31 Correct 274 ms 169616 KB Output is correct
32 Correct 246 ms 168572 KB Output is correct
33 Correct 113 ms 95992 KB Output is correct
34 Correct 228 ms 162636 KB Output is correct
35 Correct 283 ms 171920 KB Output is correct
36 Correct 185 ms 163524 KB Output is correct
37 Correct 85 ms 101068 KB Output is correct
38 Correct 278 ms 166288 KB Output is correct
39 Incorrect 203 ms 171160 KB Output isn't correct
40 Halted 0 ms 0 KB -