oj.uz

Submission #258377

# Submission time Handle Problem Language Result Execution time Memory
258377 2020-08-05T20:58:39 Z amoo_safar New Home (APIO18_new_home) C++14
47 / 100
 2834 ms 280744 KB 
// Zende bad Shoma nasime faghat !
#include <bits/stdc++.h>
 
//#pragma GCC target ("avx2")
#pragma GCC optimize("Ofast")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#pragma GCC optimize("unroll-loops")
 
#define pb push_back
#define F first
#define S second
#define all(x) x.begin(), x.end()
#define debug(x) cerr << #x << " : " << x << '\n'
 
using namespace std;
 
typedef pair<int, int> pii;
 
const int N = 3e5 + 10;
const int Inf = 1e9;
 
int n, q, k;
int x[N], t[N], a[N], b[N];
int y[N], c[N], ans[N];
 
vector<int> V;
 
map<int, int> mp[N];
set<int> rec[N];
 
const int SGN = (1 << 19);
int seg[SGN << 1];
/*
void Ins(int id, int l, int r, int x, int L, int R){
	if(r <= L || R <= l) return ;
	if(l <= L && R <= r){
		seg[id].insert(x);
		return ;
	}
	int mid = (L + R) >> 1;
	Ins(id << 1, l, r, x, L, mid);
	Ins(id << 1 | 1, l, r, x, mid, R);
}
void Rem(int id, int l, int r, int x, int L, int R){
	if(r <= L || R <= l) return ;
	if(l <= L && R <= r){
		seg[id].erase(seg[id].find(x));
		return ;
	}
	int mid = (L + R) >> 1;
	Rem(id << 1, l, r, x, L, mid);
	Rem(id << 1 | 1, l, r, x, mid, R);
}
*/
int FastMin(int &a, int &b){
	return a < b ? a : b;
}
void Set(int idx, int v){
	idx += SGN;
	seg[idx] = v;
	while(idx >>= 1){
		seg[idx] = FastMin(seg[idx << 1], seg[idx << 1 | 1]);
	}
	/*if(R - L == 1){
		seg[id] = v;
		return ;
	}
	int mid = (L + R) >> 1;
	if(idx < mid) Set(id << 1, idx, v, L, mid);
	else Set(id << 1 | 1, idx, v, mid, R);
	seg[id] = min(seg[id << 1], seg[id << 1 | 1]);
	*/
}
 
 
int MN;
/*
int Get(int id, int l, int r, int L, int R){
	if(r <= L || R <= l) return Inf;
	if(l <= L && R <= r) return seg[id];
	
	int mid = (L + R) >> 1;
	return min(Get(id << 1, l, r, L, mid), Get(id << 1 | 1, l, r, mid, R));
	//if(idx < mid) Get(id << 1, idx, L, mid);
	//else Get(id << 1 | 1, idx, mid, R);
}
*/
 
int Get(int l){
	l += SGN;
	int r = SGN + SGN;
	int res = Inf;
	while(l ^ r){
		if(l & 1)
			res = min(res, seg[l ++]);
		l >>= 1; r >>= 1;
	}
	return res;
}
template<typename T>
T Prev(T A){return --A; };
template<typename T>
T Next(T A){return ++A; };
 
pii GetRange(pii R){
	return pii(R.F, upper_bound(all(V), R.S) - V.begin());
}
set<int>::iterator hint;
pii GetRange(int tp, int pl){
	set<int>::iterator it = hint;
	int resL = pl, resR;
	/*
	if(it == rec[tp].begin()) resL = 1;
	else resL = ( (*Prev(it)) + (*it)) / 2 + 1;
 	*/
	if(Next(it) == rec[tp].end()) resR = 1e8;
	else resR = ( (*Next(it)) + (*it)) / 2;
	return pii(resL, resR);
}
 
void SegGet(int qn){
	//cerr << "? " << pl << '\n';
	int pl = y[qn];
	//MN = Get(1, (lower_bound(all(V), pl) - V.begin()), V.size(), 0, SGN);
	MN = Get( lower_bound(all(V), pl) - V.begin() );
	//cerr << qn << ' ' << MN << '\n';
	ans[qn] = max(ans[qn], pl - MN);
	//if(CNT != k) return -1;
	//return max(MX - pl, pl - MN);
}
priority_queue<int, vector<int>, greater<int> > ms[N], msR[N];
 
inline void Norm(int idx){
	while(!msR[idx].empty() && ms[idx].top() == msR[idx].top()){
		msR[idx].pop();
		ms[idx].pop();
	}
}
//multiset<int> ms[N];
inline void SegRem(int tp, int pl){
	pii ran = GetRange(GetRange(tp, pl));
	
	if(ran.S == 0) return ;
	ran.S --;
	msR[ran.S].push(ran.F);
	Norm(ran.S);
	//ms[ran.S - 1].erase(ms[ran.S - 1].find(ran.F));
	Set(ran.S, (ms[ran.S].empty() ? Inf : ms[ran.S].top()));
	//Rem(1, ran.F, ran.S, pl, 0, V.size());
}
inline void SegAdd(int tp, int pl){
	pii ran = GetRange(GetRange(tp, pl));
	if(ran.S == 0) return ;
	ran.S --;
 
	ms[ran.S].push(ran.F);
	Norm(ran.S);
	//debug(ran.S - 1);
	Set(ran.S, ms[ran.S].top());
	//Ins(1, ran.F, ran.S, pl, 0, V.size());
}
void Add(int tp, int pl){
	//cerr << "+ " << tp << ' ' << pl << '\n';
	mp[tp][pl] ++;
	if(mp[tp][pl] > 1) return ;
 
	auto it = rec[tp].lower_bound(pl);
	int la = -1;
	//if(it != rec[tp].end()) nx = *it;
	if(it != rec[tp].begin()) la = *Prev(it);
	//if(nx != -1) SegRem(tp, nx);
	if(la != -1){
		hint = Prev(it);
		SegRem(tp, la);
 	}
	//rec[tp].insert(pl);
 	it = rec[tp].insert(it, pl);
	//if(nx != -1) SegAdd(tp, nx);
	//it = rec[tp].find(pl);
	if(la != -1){
		hint = Prev(it);
		SegAdd(tp, la);
	}
	hint = it;
	SegAdd(tp, pl);
}
void Erase(int tp, int pl){
	//cerr << "- " << tp << ' ' << pl << '\n';
	mp[tp][pl] --;
	if(mp[tp][pl] > 0) return ;
 
	auto it = rec[tp].find(pl);
	int la = -1;
	
	//if(Next(it) != rec[tp].end()) nx = *Next(it);
	if(it != rec[tp].begin()){
		hint = Prev(it);
		la = *hint;
	}
	//if(nx != -1) SegRem(tp, nx);
	if(la != -1){
		//hint = Prev(it);
		SegRem(tp, la);
	}

	hint = it;
	SegRem(tp, pl);
 
	it = rec[tp].erase(it);
	
	//if(nx != -1) SegAdd(tp, nx);
	if(la != -1){
		hint = Prev(it);
		SegAdd(tp, la);
	}
}
 
vector<int> Ea[N], Er[N], Eq[N];
 
 
int flg[N], open[N], cntn;
 
int main(){
	//ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	//freopen("Big.txt", "r", stdin);
	//freopen("Out.txt", "w", stdout);
 
	//clock_t StartTime = clock();
	scanf("%d%d%d", &n, &k, &q);

	//cin >> n >> k >> q;
	for(int i = 1; i <= n; i++){
		scanf("%d%d%d%d", x + i, t + i, a + i, b + i);
		//cin >> x[i] >> t[i] >> a[i] >> b[i];
		b[i] ++;
		//V.pb(a[i]); V.pb(b[i]);
	}
	for(int i = 1; i <= q; i++){
		scanf("%d%d", y + i, c + i);
		//cin >> y[i] >> c[i];
		V.pb(c[i]);
	}
 
	sort(all(V)); V.resize(unique(all(V)) - V.begin());
	V.pb(1e8 + 1);
	int AllT = V.size();
	assert(AllT < N);
	for(int i = 1; i <= n; i++){
		a[i] = lower_bound(all(V), a[i]) - V.begin();
		b[i] = lower_bound(all(V), b[i]) - V.begin();
		Ea[a[i]].pb(i);
		Er[b[i]].pb(i);
		//cerr << "!!! " << a[i] << ' ' << b[i] << '\n';
	}
	for(int i = 1; i <= q; i++){
		c[i] = (lower_bound(all(V), c[i]) - V.begin() );
		Eq[c[i]].pb(i);
		//cerr << "? " << c[i] << '\n';
	}
 
	V.clear();
	//for(int i = 1; i <= n; i++) V.pb(x[i]);
	for(int i = 1; i <= q; i++) V.pb(y[i]);
	sort(all(V)); V.resize(unique(all(V)) - V.begin());
 
	memset(seg, 31, sizeof seg);
 
	for(int tm = 0; tm < AllT; tm++){
		for(auto i : Ea[tm]){
			Add(t[i], x[i]);
			open[t[i]] ++;
			if(open[t[i]] == 1) cntn ++;
		}
		for(auto i : Er[tm]){
			Erase(t[i], x[i]);
			open[t[i]] --;
			if(open[t[i]] == 0) cntn --;
		}
		for(auto i : Eq[tm]){
			SegGet(i);
			//cerr << i << ' ' << c
			if(cntn < k) flg[i] = true;
		}
		//cerr << '\n';
	}
	if(n == 300000) assert(false);

	int SM = 100000001;
	for(int i = 1; i <= n; i ++) x[i] = SM - x[i];
	for(int i = 1; i <= q; i ++) y[i] = SM - y[i];
	for(auto &el : V)
		if(el < SM)
			el = SM - el;
	sort(all(V)); V.resize(unique(all(V)) - V.begin());
	
	memset(seg, 31, sizeof seg);	
	for(int tm = 0; tm < AllT; tm++){
		for(auto i : Ea[tm])
			Add(t[i], x[i]);
		for(auto i : Er[tm])
			Erase(t[i], x[i]);
		for(auto i : Eq[tm])
			SegGet(i);
		//cerr << '\n';
	}
 	
 
 
	for(int i = 1; i <= q; i++) printf("%d\n", (flg[i] ? -1 : ans[i]) );
	
 
	//cerr << fixed << setprecision(4) << (double)(clock() - StartTime)/CLOCKS_PER_SEC << '\n';
	return 0;
}
/*
4 2 4
3 1 1 10
9 2 2 4
7 2 5 7
4 1 8 10
5 3
5 6
5 9
1 10
 
2 1 3
1 1 1 4
1 1 2 6
1 3
1 5
1 7
 
1 1 1
100000000 1 1 1
1 1
 
*/

Compilation message

new_home.cpp: In function 'int main()':
new_home.cpp:229:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d", &n, &k, &q);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~
new_home.cpp:233:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d%d%d", x + i, t + i, a + i, b + i);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
new_home.cpp:239:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", y + i, c + i);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 72568 KB Output is correct
2 Correct 41 ms 72568 KB Output is correct
3 Correct 40 ms 72568 KB Output is correct
4 Correct 41 ms 72640 KB Output is correct
5 Correct 41 ms 72572 KB Output is correct
6 Correct 42 ms 72704 KB Output is correct
7 Correct 42 ms 72656 KB Output is correct
8 Correct 43 ms 72704 KB Output is correct
9 Correct 50 ms 72704 KB Output is correct
10 Correct 45 ms 72696 KB Output is correct
11 Correct 41 ms 72704 KB Output is correct
12 Correct 47 ms 72696 KB Output is correct
13 Correct 42 ms 72696 KB Output is correct
14 Correct 41 ms 72696 KB Output is correct
15 Correct 43 ms 72696 KB Output is correct
16 Correct 41 ms 72696 KB Output is correct
17 Correct 42 ms 72696 KB Output is correct
18 Correct 41 ms 72696 KB Output is correct
19 Correct 41 ms 72696 KB Output is correct
20 Correct 49 ms 72696 KB Output is correct
21 Correct 45 ms 72696 KB Output is correct
22 Correct 43 ms 72696 KB Output is correct
23 Correct 41 ms 72696 KB Output is correct
24 Correct 42 ms 72696 KB Output is correct
25 Correct 42 ms 72696 KB Output is correct
26 Correct 53 ms 72696 KB Output is correct
27 Correct 43 ms 72704 KB Output is correct
28 Correct 43 ms 72620 KB Output is correct
29 Correct 43 ms 72700 KB Output is correct
30 Correct 41 ms 72704 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 72568 KB Output is correct
2 Correct 41 ms 72568 KB Output is correct
3 Correct 40 ms 72568 KB Output is correct
4 Correct 41 ms 72640 KB Output is correct
5 Correct 41 ms 72572 KB Output is correct
6 Correct 42 ms 72704 KB Output is correct
7 Correct 42 ms 72656 KB Output is correct
8 Correct 43 ms 72704 KB Output is correct
9 Correct 50 ms 72704 KB Output is correct
10 Correct 45 ms 72696 KB Output is correct
11 Correct 41 ms 72704 KB Output is correct
12 Correct 47 ms 72696 KB Output is correct
13 Correct 42 ms 72696 KB Output is correct
14 Correct 41 ms 72696 KB Output is correct
15 Correct 43 ms 72696 KB Output is correct
16 Correct 41 ms 72696 KB Output is correct
17 Correct 42 ms 72696 KB Output is correct
18 Correct 41 ms 72696 KB Output is correct
19 Correct 41 ms 72696 KB Output is correct
20 Correct 49 ms 72696 KB Output is correct
21 Correct 45 ms 72696 KB Output is correct
22 Correct 43 ms 72696 KB Output is correct
23 Correct 41 ms 72696 KB Output is correct
24 Correct 42 ms 72696 KB Output is correct
25 Correct 42 ms 72696 KB Output is correct
26 Correct 53 ms 72696 KB Output is correct
27 Correct 43 ms 72704 KB Output is correct
28 Correct 43 ms 72620 KB Output is correct
29 Correct 43 ms 72700 KB Output is correct
30 Correct 41 ms 72704 KB Output is correct
31 Correct 879 ms 91056 KB Output is correct
32 Correct 108 ms 75632 KB Output is correct
33 Correct 869 ms 88484 KB Output is correct
34 Correct 804 ms 88948 KB Output is correct
35 Correct 879 ms 91072 KB Output is correct
36 Correct 887 ms 91200 KB Output is correct
37 Correct 556 ms 88496 KB Output is correct
38 Correct 614 ms 88184 KB Output is correct
39 Correct 460 ms 88208 KB Output is correct
40 Correct 499 ms 88176 KB Output is correct
41 Correct 567 ms 88064 KB Output is correct
42 Correct 591 ms 87924 KB Output is correct
43 Correct 102 ms 76244 KB Output is correct
44 Correct 554 ms 88180 KB Output is correct
45 Correct 557 ms 88052 KB Output is correct
46 Correct 596 ms 87660 KB Output is correct
47 Correct 339 ms 86764 KB Output is correct
48 Correct 323 ms 87040 KB Output is correct
49 Correct 359 ms 87184 KB Output is correct
50 Correct 385 ms 87220 KB Output is correct
51 Correct 398 ms 87280 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 1817 ms 269744 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Runtime error 2834 ms 280744 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #5
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 72568 KB Output is correct
2 Correct 41 ms 72568 KB Output is correct
3 Correct 40 ms 72568 KB Output is correct
4 Correct 41 ms 72640 KB Output is correct
5 Correct 41 ms 72572 KB Output is correct
6 Correct 42 ms 72704 KB Output is correct
7 Correct 42 ms 72656 KB Output is correct
8 Correct 43 ms 72704 KB Output is correct
9 Correct 50 ms 72704 KB Output is correct
10 Correct 45 ms 72696 KB Output is correct
11 Correct 41 ms 72704 KB Output is correct
12 Correct 47 ms 72696 KB Output is correct
13 Correct 42 ms 72696 KB Output is correct
14 Correct 41 ms 72696 KB Output is correct
15 Correct 43 ms 72696 KB Output is correct
16 Correct 41 ms 72696 KB Output is correct
17 Correct 42 ms 72696 KB Output is correct
18 Correct 41 ms 72696 KB Output is correct
19 Correct 41 ms 72696 KB Output is correct
20 Correct 49 ms 72696 KB Output is correct
21 Correct 45 ms 72696 KB Output is correct
22 Correct 43 ms 72696 KB Output is correct
23 Correct 41 ms 72696 KB Output is correct
24 Correct 42 ms 72696 KB Output is correct
25 Correct 42 ms 72696 KB Output is correct
26 Correct 53 ms 72696 KB Output is correct
27 Correct 43 ms 72704 KB Output is correct
28 Correct 43 ms 72620 KB Output is correct
29 Correct 43 ms 72700 KB Output is correct
30 Correct 41 ms 72704 KB Output is correct
31 Correct 879 ms 91056 KB Output is correct
32 Correct 108 ms 75632 KB Output is correct
33 Correct 869 ms 88484 KB Output is correct
34 Correct 804 ms 88948 KB Output is correct
35 Correct 879 ms 91072 KB Output is correct
36 Correct 887 ms 91200 KB Output is correct
37 Correct 556 ms 88496 KB Output is correct
38 Correct 614 ms 88184 KB Output is correct
39 Correct 460 ms 88208 KB Output is correct
40 Correct 499 ms 88176 KB Output is correct
41 Correct 567 ms 88064 KB Output is correct
42 Correct 591 ms 87924 KB Output is correct
43 Correct 102 ms 76244 KB Output is correct
44 Correct 554 ms 88180 KB Output is correct
45 Correct 557 ms 88052 KB Output is correct
46 Correct 596 ms 87660 KB Output is correct
47 Correct 339 ms 86764 KB Output is correct
48 Correct 323 ms 87040 KB Output is correct
49 Correct 359 ms 87184 KB Output is correct
50 Correct 385 ms 87220 KB Output is correct
51 Correct 398 ms 87280 KB Output is correct
52 Correct 364 ms 87540 KB Output is correct
53 Correct 365 ms 85364 KB Output is correct
54 Correct 542 ms 89844 KB Output is correct
55 Correct 449 ms 88440 KB Output is correct
56 Correct 402 ms 88436 KB Output is correct
57 Correct 507 ms 88052 KB Output is correct
58 Correct 537 ms 88056 KB Output is correct
59 Correct 461 ms 88312 KB Output is correct
60 Correct 595 ms 87796 KB Output is correct
61 Correct 141 ms 84640 KB Output is correct
62 Correct 363 ms 87280 KB Output is correct
63 Correct 493 ms 88948 KB Output is correct
64 Correct 530 ms 88820 KB Output is correct
65 Correct 546 ms 88180 KB Output is correct
66 Correct 526 ms 87924 KB Output is correct
67 Correct 301 ms 82928 KB Output is correct

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 72568 KB Output is correct
2 Correct 41 ms 72568 KB Output is correct
3 Correct 40 ms 72568 KB Output is correct
4 Correct 41 ms 72640 KB Output is correct
5 Correct 41 ms 72572 KB Output is correct
6 Correct 42 ms 72704 KB Output is correct
7 Correct 42 ms 72656 KB Output is correct
8 Correct 43 ms 72704 KB Output is correct
9 Correct 50 ms 72704 KB Output is correct
10 Correct 45 ms 72696 KB Output is correct
11 Correct 41 ms 72704 KB Output is correct
12 Correct 47 ms 72696 KB Output is correct
13 Correct 42 ms 72696 KB Output is correct
14 Correct 41 ms 72696 KB Output is correct
15 Correct 43 ms 72696 KB Output is correct
16 Correct 41 ms 72696 KB Output is correct
17 Correct 42 ms 72696 KB Output is correct
18 Correct 41 ms 72696 KB Output is correct
19 Correct 41 ms 72696 KB Output is correct
20 Correct 49 ms 72696 KB Output is correct
21 Correct 45 ms 72696 KB Output is correct
22 Correct 43 ms 72696 KB Output is correct
23 Correct 41 ms 72696 KB Output is correct
24 Correct 42 ms 72696 KB Output is correct
25 Correct 42 ms 72696 KB Output is correct
26 Correct 53 ms 72696 KB Output is correct
27 Correct 43 ms 72704 KB Output is correct
28 Correct 43 ms 72620 KB Output is correct
29 Correct 43 ms 72700 KB Output is correct
30 Correct 41 ms 72704 KB Output is correct
31 Correct 879 ms 91056 KB Output is correct
32 Correct 108 ms 75632 KB Output is correct
33 Correct 869 ms 88484 KB Output is correct
34 Correct 804 ms 88948 KB Output is correct
35 Correct 879 ms 91072 KB Output is correct
36 Correct 887 ms 91200 KB Output is correct
37 Correct 556 ms 88496 KB Output is correct
38 Correct 614 ms 88184 KB Output is correct
39 Correct 460 ms 88208 KB Output is correct
40 Correct 499 ms 88176 KB Output is correct
41 Correct 567 ms 88064 KB Output is correct
42 Correct 591 ms 87924 KB Output is correct
43 Correct 102 ms 76244 KB Output is correct
44 Correct 554 ms 88180 KB Output is correct
45 Correct 557 ms 88052 KB Output is correct
46 Correct 596 ms 87660 KB Output is correct
47 Correct 339 ms 86764 KB Output is correct
48 Correct 323 ms 87040 KB Output is correct
49 Correct 359 ms 87184 KB Output is correct
50 Correct 385 ms 87220 KB Output is correct
51 Correct 398 ms 87280 KB Output is correct
52 Runtime error 1817 ms 269744 KB Execution killed with signal 11 (could be triggered by violating memory limits)
53 Halted 0 ms 0 KB -