oj.uz

Submission #113768

# Submission time Handle Problem Language Result Execution time Memory
113768 2019-05-28T07:46:08 Z ckodser New Home (APIO18_new_home) C++14
12 / 100
 5000 ms 312100 KB 
#include<bits/stdc++.h>
#define pb push_back
using namespace std;
typedef long long ll;
const int N = 600005, INF = 2e8 + 10;
int n, k, A[N], TP[N], L[N], R[N];
int q, B[N], T[N], P[N], rev[N], res[N];
vector < int > U, S[N], E[N], Q[N];
multiset < int > ST[N];
struct SEGT
{
	multiset < int > MS[N * 2];
	inline void Add(int le, int ri, int val)
	{
		le += q; ri += q;
		for (; le < ri; le >>= 1, ri >>= 1)
		{
			if (le & 1) MS[le ++].insert(val);
			if (ri & 1) MS[-- ri].insert(val);
		}
	}
	inline void Del(multiset < int > &SS, int val)
	{
		auto it = SS.lower_bound(val);
		if ((*it) == val)
			SS.erase(it);
	}
	inline void Del(int le, int ri, int val)
	{
		le += q; ri += q;
		for (; le < ri; le >>= 1, ri >>= 1)
		{
			if (le & 1) Del(MS[le], val), le ++;
			if (ri & 1) ri --, Del(MS[ri], val);
		}
	}
	inline int Get(int i)
	{
		int Mn = INT_MAX, Mx = INT_MIN;
		for (int id = i + q; id; id >>= 1)
			if (MS[id].size())
			{
				Mn = min(Mn, *MS[id].begin());
				Mx = max(Mx, *MS[id].rbegin());
			}
		return (max(Mx - B[P[i]], B[P[i]] - Mn));
	}
};
SEGT SG;
inline bool CMP(int i, int j)
{
	return (B[i] < B[j]);
}
inline void Fix(int l, int r, int tp)
{
	B[q] = l; int le = lower_bound(P, P + q, q, CMP) - P;
	B[q] = r; int ri = upper_bound(P, P + q, q, CMP) - P;
	B[q] = (l + r) >> 1; int md = upper_bound(P, P + q, q, CMP) - P;
	if (tp == 1)
	{
		SG.Add(le, md, l);
		SG.Add(md, ri, r);
	}
	else
	{
		SG.Del(le, md, l);
		SG.Del(md, ri, r);
	}
}
int main()
{
	scanf("%d%d%d", &n, &k, &q);
	for (int i = 0; i < n; i++)
		scanf("%d%d%d%d", &A[i], &TP[i], &L[i], &R[i]), U.pb(L[i]), U.pb(R[i] + 1);
	for (int i = 0; i < q; i++)
		scanf("%d%d", &B[i], &T[i]);

	for (int i = 0; i < 10; i++)
		U.pb(i);

	sort(U.begin(), U.end());
	U.resize(unique(U.begin(), U.end()) - U.begin());
	for (int i = 0; i < n; i++)
	{
		L[i] = (int)(lower_bound(U.begin(), U.end(), L[i]) - U.begin());
		R[i] = (int)(lower_bound(U.begin(), U.end(), R[i] + 1) - U.begin());

		S[L[i]].pb(i); E[R[i]].pb(i);
	}
	for (int i = 0; i < q; i++)
	{
		T[i] = (int)(upper_bound(U.begin(), U.end(), T[i]) - U.begin()) - 1;
		Q[T[i]].pb(i); P[i] = i;
	}
	sort(P, P + q, CMP);
	for (int i = 0; i < q; i++)
		rev[P[i]] = i;
	int bad = k;
	for (int i = 1; i <= k; i++)
	{
		ST[i].insert(-INF);
		ST[i].insert(INF);
		SG.Add(0, q, INF);
	}
	for (int i = 0; i <= (int)U.size(); i++)
	{
		for (int &id : E[i])
		{
			int tp = TP[id], l, r;
			auto it = ST[tp].lower_bound(A[id]);
			it = ST[tp].erase(it);
			r = * it; it --; l = * it;
			Fix(l, A[id], -1);
			Fix(A[id], r, -1);
			Fix(l, r, 1);
			bad += (ST[tp].size() == 2);
		}
		for (int &id : S[i])
		{
			int tp = TP[id], l, r;
			bad -= (ST[tp].size() == 2);
			auto it = ST[tp].lower_bound(A[id]);
			r = * it; it --; l = * it;
			ST[tp].insert(A[id]);
			Fix(l, r, -1);
			Fix(l, A[id], 1);
			Fix(A[id], r, 1);
		}
		for (int &id : Q[i])
		{
			if (bad)
				res[id] = -1;
			else
				res[id] = SG.Get(rev[id]);
		}
	}
	for (int i = 0; i < q; i++)
		printf("%d\n", res[i]);
	return 0;
}

Compilation message

new_home.cpp: In function 'int main()':
new_home.cpp:72:7: 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:74:61: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d%d%d", &A[i], &TP[i], &L[i], &R[i]), U.pb(L[i]), U.pb(R[i] + 1);
   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
new_home.cpp:76:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &B[i], &T[i]);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 110 ms 127224 KB Output is correct
2 Correct 112 ms 127144 KB Output is correct
3 Correct 108 ms 127348 KB Output is correct
4 Correct 110 ms 127364 KB Output is correct
5 Correct 164 ms 127268 KB Output is correct
6 Correct 109 ms 127352 KB Output is correct
7 Correct 108 ms 127480 KB Output is correct
8 Correct 111 ms 127372 KB Output is correct
9 Correct 111 ms 127608 KB Output is correct
10 Correct 110 ms 127352 KB Output is correct
11 Correct 110 ms 127224 KB Output is correct
12 Correct 113 ms 127224 KB Output is correct
13 Correct 112 ms 127224 KB Output is correct
14 Correct 109 ms 127224 KB Output is correct
15 Correct 109 ms 127352 KB Output is correct
16 Correct 111 ms 127448 KB Output is correct
17 Correct 111 ms 127404 KB Output is correct
18 Correct 108 ms 127408 KB Output is correct
19 Correct 111 ms 127416 KB Output is correct
20 Correct 115 ms 127352 KB Output is correct
21 Correct 110 ms 127352 KB Output is correct
22 Correct 114 ms 127552 KB Output is correct
23 Correct 124 ms 127536 KB Output is correct
24 Correct 111 ms 127364 KB Output is correct
25 Correct 114 ms 127256 KB Output is correct
26 Correct 157 ms 127352 KB Output is correct
27 Correct 110 ms 127292 KB Output is correct
28 Correct 109 ms 127248 KB Output is correct
29 Correct 112 ms 127332 KB Output is correct
30 Correct 108 ms 127256 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 110 ms 127224 KB Output is correct
2 Correct 112 ms 127144 KB Output is correct
3 Correct 108 ms 127348 KB Output is correct
4 Correct 110 ms 127364 KB Output is correct
5 Correct 164 ms 127268 KB Output is correct
6 Correct 109 ms 127352 KB Output is correct
7 Correct 108 ms 127480 KB Output is correct
8 Correct 111 ms 127372 KB Output is correct
9 Correct 111 ms 127608 KB Output is correct
10 Correct 110 ms 127352 KB Output is correct
11 Correct 110 ms 127224 KB Output is correct
12 Correct 113 ms 127224 KB Output is correct
13 Correct 112 ms 127224 KB Output is correct
14 Correct 109 ms 127224 KB Output is correct
15 Correct 109 ms 127352 KB Output is correct
16 Correct 111 ms 127448 KB Output is correct
17 Correct 111 ms 127404 KB Output is correct
18 Correct 108 ms 127408 KB Output is correct
19 Correct 111 ms 127416 KB Output is correct
20 Correct 115 ms 127352 KB Output is correct
21 Correct 110 ms 127352 KB Output is correct
22 Correct 114 ms 127552 KB Output is correct
23 Correct 124 ms 127536 KB Output is correct
24 Correct 111 ms 127364 KB Output is correct
25 Correct 114 ms 127256 KB Output is correct
26 Correct 157 ms 127352 KB Output is correct
27 Correct 110 ms 127292 KB Output is correct
28 Correct 109 ms 127248 KB Output is correct
29 Correct 112 ms 127332 KB Output is correct
30 Correct 108 ms 127256 KB Output is correct
31 Correct 3718 ms 179256 KB Output is correct
32 Correct 2237 ms 146596 KB Output is correct
33 Correct 1276 ms 145544 KB Output is correct
34 Correct 3379 ms 156172 KB Output is correct
35 Correct 2626 ms 170708 KB Output is correct
36 Correct 1219 ms 152696 KB Output is correct
37 Correct 885 ms 140024 KB Output is correct
38 Correct 628 ms 139096 KB Output is correct
39 Correct 510 ms 138120 KB Output is correct
40 Correct 486 ms 138088 KB Output is correct
41 Correct 1355 ms 138992 KB Output is correct
42 Correct 1355 ms 139128 KB Output is correct
43 Correct 318 ms 136556 KB Output is correct
44 Correct 1317 ms 138888 KB Output is correct
45 Correct 1035 ms 138480 KB Output is correct
46 Correct 731 ms 138200 KB Output is correct
47 Correct 473 ms 137772 KB Output is correct
48 Correct 450 ms 137676 KB Output is correct
49 Correct 621 ms 138000 KB Output is correct
50 Correct 977 ms 138580 KB Output is correct
51 Correct 592 ms 137980 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 5025 ms 312100 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Execution timed out 5026 ms 273540 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 110 ms 127224 KB Output is correct
2 Correct 112 ms 127144 KB Output is correct
3 Correct 108 ms 127348 KB Output is correct
4 Correct 110 ms 127364 KB Output is correct
5 Correct 164 ms 127268 KB Output is correct
6 Correct 109 ms 127352 KB Output is correct
7 Correct 108 ms 127480 KB Output is correct
8 Correct 111 ms 127372 KB Output is correct
9 Correct 111 ms 127608 KB Output is correct
10 Correct 110 ms 127352 KB Output is correct
11 Correct 110 ms 127224 KB Output is correct
12 Correct 113 ms 127224 KB Output is correct
13 Correct 112 ms 127224 KB Output is correct
14 Correct 109 ms 127224 KB Output is correct
15 Correct 109 ms 127352 KB Output is correct
16 Correct 111 ms 127448 KB Output is correct
17 Correct 111 ms 127404 KB Output is correct
18 Correct 108 ms 127408 KB Output is correct
19 Correct 111 ms 127416 KB Output is correct
20 Correct 115 ms 127352 KB Output is correct
21 Correct 110 ms 127352 KB Output is correct
22 Correct 114 ms 127552 KB Output is correct
23 Correct 124 ms 127536 KB Output is correct
24 Correct 111 ms 127364 KB Output is correct
25 Correct 114 ms 127256 KB Output is correct
26 Correct 157 ms 127352 KB Output is correct
27 Correct 110 ms 127292 KB Output is correct
28 Correct 109 ms 127248 KB Output is correct
29 Correct 112 ms 127332 KB Output is correct
30 Correct 108 ms 127256 KB Output is correct
31 Correct 3718 ms 179256 KB Output is correct
32 Correct 2237 ms 146596 KB Output is correct
33 Correct 1276 ms 145544 KB Output is correct
34 Correct 3379 ms 156172 KB Output is correct
35 Correct 2626 ms 170708 KB Output is correct
36 Correct 1219 ms 152696 KB Output is correct
37 Correct 885 ms 140024 KB Output is correct
38 Correct 628 ms 139096 KB Output is correct
39 Correct 510 ms 138120 KB Output is correct
40 Correct 486 ms 138088 KB Output is correct
41 Correct 1355 ms 138992 KB Output is correct
42 Correct 1355 ms 139128 KB Output is correct
43 Correct 318 ms 136556 KB Output is correct
44 Correct 1317 ms 138888 KB Output is correct
45 Correct 1035 ms 138480 KB Output is correct
46 Correct 731 ms 138200 KB Output is correct
47 Correct 473 ms 137772 KB Output is correct
48 Correct 450 ms 137676 KB Output is correct
49 Correct 621 ms 138000 KB Output is correct
50 Correct 977 ms 138580 KB Output is correct
51 Correct 592 ms 137980 KB Output is correct
52 Correct 2797 ms 214492 KB Output is correct
53 Correct 2541 ms 189504 KB Output is correct
54 Correct 4481 ms 207972 KB Output is correct
55 Correct 2481 ms 164972 KB Output is correct
56 Correct 2570 ms 177840 KB Output is correct
57 Correct 2126 ms 146804 KB Output is correct
58 Correct 2650 ms 165360 KB Output is correct
59 Correct 2706 ms 178420 KB Output is correct
60 Correct 2253 ms 147116 KB Output is correct
61 Correct 890 ms 173040 KB Output is correct
62 Correct 2872 ms 214256 KB Output is correct
63 Correct 3827 ms 199676 KB Output is correct
64 Correct 4090 ms 186944 KB Output is correct
65 Correct 3849 ms 154580 KB Output is correct
66 Correct 1508 ms 140004 KB Output is correct
67 Execution timed out 5031 ms 148988 KB Time limit exceeded

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 110 ms 127224 KB Output is correct
2 Correct 112 ms 127144 KB Output is correct
3 Correct 108 ms 127348 KB Output is correct
4 Correct 110 ms 127364 KB Output is correct
5 Correct 164 ms 127268 KB Output is correct
6 Correct 109 ms 127352 KB Output is correct
7 Correct 108 ms 127480 KB Output is correct
8 Correct 111 ms 127372 KB Output is correct
9 Correct 111 ms 127608 KB Output is correct
10 Correct 110 ms 127352 KB Output is correct
11 Correct 110 ms 127224 KB Output is correct
12 Correct 113 ms 127224 KB Output is correct
13 Correct 112 ms 127224 KB Output is correct
14 Correct 109 ms 127224 KB Output is correct
15 Correct 109 ms 127352 KB Output is correct
16 Correct 111 ms 127448 KB Output is correct
17 Correct 111 ms 127404 KB Output is correct
18 Correct 108 ms 127408 KB Output is correct
19 Correct 111 ms 127416 KB Output is correct
20 Correct 115 ms 127352 KB Output is correct
21 Correct 110 ms 127352 KB Output is correct
22 Correct 114 ms 127552 KB Output is correct
23 Correct 124 ms 127536 KB Output is correct
24 Correct 111 ms 127364 KB Output is correct
25 Correct 114 ms 127256 KB Output is correct
26 Correct 157 ms 127352 KB Output is correct
27 Correct 110 ms 127292 KB Output is correct
28 Correct 109 ms 127248 KB Output is correct
29 Correct 112 ms 127332 KB Output is correct
30 Correct 108 ms 127256 KB Output is correct
31 Correct 3718 ms 179256 KB Output is correct
32 Correct 2237 ms 146596 KB Output is correct
33 Correct 1276 ms 145544 KB Output is correct
34 Correct 3379 ms 156172 KB Output is correct
35 Correct 2626 ms 170708 KB Output is correct
36 Correct 1219 ms 152696 KB Output is correct
37 Correct 885 ms 140024 KB Output is correct
38 Correct 628 ms 139096 KB Output is correct
39 Correct 510 ms 138120 KB Output is correct
40 Correct 486 ms 138088 KB Output is correct
41 Correct 1355 ms 138992 KB Output is correct
42 Correct 1355 ms 139128 KB Output is correct
43 Correct 318 ms 136556 KB Output is correct
44 Correct 1317 ms 138888 KB Output is correct
45 Correct 1035 ms 138480 KB Output is correct
46 Correct 731 ms 138200 KB Output is correct
47 Correct 473 ms 137772 KB Output is correct
48 Correct 450 ms 137676 KB Output is correct
49 Correct 621 ms 138000 KB Output is correct
50 Correct 977 ms 138580 KB Output is correct
51 Correct 592 ms 137980 KB Output is correct
52 Execution timed out 5025 ms 312100 KB Time limit exceeded
53 Halted 0 ms 0 KB -