oj.uz

Submission #113781

# Submission time Handle Problem Language Result Execution time Memory
113781 2019-05-28T08:35:09 Z ckodser New Home (APIO18_new_home) C++14
47 / 100
 4993 ms 109864 KB 
#include<bits/stdc++.h>
#define pb push_back
using namespace std;
typedef long long ll;
const int N = 120005, 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 23 ms 25728 KB Output is correct
2 Correct 25 ms 25720 KB Output is correct
3 Correct 23 ms 25728 KB Output is correct
4 Correct 22 ms 25720 KB Output is correct
5 Correct 25 ms 25856 KB Output is correct
6 Correct 25 ms 25856 KB Output is correct
7 Correct 25 ms 25976 KB Output is correct
8 Correct 26 ms 25984 KB Output is correct
9 Correct 28 ms 25984 KB Output is correct
10 Correct 27 ms 25948 KB Output is correct
11 Correct 27 ms 25832 KB Output is correct
12 Correct 26 ms 25856 KB Output is correct
13 Correct 29 ms 25856 KB Output is correct
14 Correct 28 ms 25856 KB Output is correct
15 Correct 27 ms 25856 KB Output is correct
16 Correct 28 ms 25984 KB Output is correct
17 Correct 25 ms 25856 KB Output is correct
18 Correct 26 ms 25872 KB Output is correct
19 Correct 26 ms 25984 KB Output is correct
20 Correct 25 ms 25856 KB Output is correct
21 Correct 24 ms 25848 KB Output is correct
22 Correct 25 ms 26112 KB Output is correct
23 Correct 27 ms 25976 KB Output is correct
24 Correct 26 ms 25984 KB Output is correct
25 Correct 25 ms 25828 KB Output is correct
26 Correct 25 ms 25716 KB Output is correct
27 Correct 27 ms 25856 KB Output is correct
28 Correct 25 ms 25856 KB Output is correct
29 Correct 26 ms 25728 KB Output is correct
30 Correct 25 ms 25728 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 25728 KB Output is correct
2 Correct 25 ms 25720 KB Output is correct
3 Correct 23 ms 25728 KB Output is correct
4 Correct 22 ms 25720 KB Output is correct
5 Correct 25 ms 25856 KB Output is correct
6 Correct 25 ms 25856 KB Output is correct
7 Correct 25 ms 25976 KB Output is correct
8 Correct 26 ms 25984 KB Output is correct
9 Correct 28 ms 25984 KB Output is correct
10 Correct 27 ms 25948 KB Output is correct
11 Correct 27 ms 25832 KB Output is correct
12 Correct 26 ms 25856 KB Output is correct
13 Correct 29 ms 25856 KB Output is correct
14 Correct 28 ms 25856 KB Output is correct
15 Correct 27 ms 25856 KB Output is correct
16 Correct 28 ms 25984 KB Output is correct
17 Correct 25 ms 25856 KB Output is correct
18 Correct 26 ms 25872 KB Output is correct
19 Correct 26 ms 25984 KB Output is correct
20 Correct 25 ms 25856 KB Output is correct
21 Correct 24 ms 25848 KB Output is correct
22 Correct 25 ms 26112 KB Output is correct
23 Correct 27 ms 25976 KB Output is correct
24 Correct 26 ms 25984 KB Output is correct
25 Correct 25 ms 25828 KB Output is correct
26 Correct 25 ms 25716 KB Output is correct
27 Correct 27 ms 25856 KB Output is correct
28 Correct 25 ms 25856 KB Output is correct
29 Correct 26 ms 25728 KB Output is correct
30 Correct 25 ms 25728 KB Output is correct
31 Correct 3558 ms 74968 KB Output is correct
32 Correct 2071 ms 44108 KB Output is correct
33 Correct 1105 ms 41328 KB Output is correct
34 Correct 3207 ms 51756 KB Output is correct
35 Correct 2596 ms 66160 KB Output is correct
36 Correct 1214 ms 48500 KB Output is correct
37 Correct 796 ms 35568 KB Output is correct
38 Correct 534 ms 34676 KB Output is correct
39 Correct 435 ms 33832 KB Output is correct
40 Correct 407 ms 33880 KB Output is correct
41 Correct 1190 ms 34556 KB Output is correct
42 Correct 1245 ms 34672 KB Output is correct
43 Correct 227 ms 32624 KB Output is correct
44 Correct 1153 ms 34528 KB Output is correct
45 Correct 924 ms 34028 KB Output is correct
46 Correct 639 ms 33904 KB Output is correct
47 Correct 387 ms 33520 KB Output is correct
48 Correct 348 ms 33476 KB Output is correct
49 Correct 498 ms 33648 KB Output is correct
50 Correct 901 ms 34288 KB Output is correct
51 Correct 511 ms 33836 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 68 ms 28668 KB Time limit exceeded (wall clock)
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Execution timed out 71 ms 28692 KB Time limit exceeded (wall clock)
2 Halted 0 ms 0 KB -

Subtask #5
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 25728 KB Output is correct
2 Correct 25 ms 25720 KB Output is correct
3 Correct 23 ms 25728 KB Output is correct
4 Correct 22 ms 25720 KB Output is correct
5 Correct 25 ms 25856 KB Output is correct
6 Correct 25 ms 25856 KB Output is correct
7 Correct 25 ms 25976 KB Output is correct
8 Correct 26 ms 25984 KB Output is correct
9 Correct 28 ms 25984 KB Output is correct
10 Correct 27 ms 25948 KB Output is correct
11 Correct 27 ms 25832 KB Output is correct
12 Correct 26 ms 25856 KB Output is correct
13 Correct 29 ms 25856 KB Output is correct
14 Correct 28 ms 25856 KB Output is correct
15 Correct 27 ms 25856 KB Output is correct
16 Correct 28 ms 25984 KB Output is correct
17 Correct 25 ms 25856 KB Output is correct
18 Correct 26 ms 25872 KB Output is correct
19 Correct 26 ms 25984 KB Output is correct
20 Correct 25 ms 25856 KB Output is correct
21 Correct 24 ms 25848 KB Output is correct
22 Correct 25 ms 26112 KB Output is correct
23 Correct 27 ms 25976 KB Output is correct
24 Correct 26 ms 25984 KB Output is correct
25 Correct 25 ms 25828 KB Output is correct
26 Correct 25 ms 25716 KB Output is correct
27 Correct 27 ms 25856 KB Output is correct
28 Correct 25 ms 25856 KB Output is correct
29 Correct 26 ms 25728 KB Output is correct
30 Correct 25 ms 25728 KB Output is correct
31 Correct 3558 ms 74968 KB Output is correct
32 Correct 2071 ms 44108 KB Output is correct
33 Correct 1105 ms 41328 KB Output is correct
34 Correct 3207 ms 51756 KB Output is correct
35 Correct 2596 ms 66160 KB Output is correct
36 Correct 1214 ms 48500 KB Output is correct
37 Correct 796 ms 35568 KB Output is correct
38 Correct 534 ms 34676 KB Output is correct
39 Correct 435 ms 33832 KB Output is correct
40 Correct 407 ms 33880 KB Output is correct
41 Correct 1190 ms 34556 KB Output is correct
42 Correct 1245 ms 34672 KB Output is correct
43 Correct 227 ms 32624 KB Output is correct
44 Correct 1153 ms 34528 KB Output is correct
45 Correct 924 ms 34028 KB Output is correct
46 Correct 639 ms 33904 KB Output is correct
47 Correct 387 ms 33520 KB Output is correct
48 Correct 348 ms 33476 KB Output is correct
49 Correct 498 ms 33648 KB Output is correct
50 Correct 901 ms 34288 KB Output is correct
51 Correct 511 ms 33836 KB Output is correct
52 Correct 2776 ms 109864 KB Output is correct
53 Correct 2450 ms 84868 KB Output is correct
54 Correct 4336 ms 103408 KB Output is correct
55 Correct 2202 ms 60440 KB Output is correct
56 Correct 2488 ms 73436 KB Output is correct
57 Correct 1837 ms 42380 KB Output is correct
58 Correct 2466 ms 60860 KB Output is correct
59 Correct 2564 ms 73624 KB Output is correct
60 Correct 1967 ms 42552 KB Output is correct
61 Correct 805 ms 69160 KB Output is correct
62 Correct 2973 ms 109748 KB Output is correct
63 Correct 3753 ms 95192 KB Output is correct
64 Correct 4175 ms 82384 KB Output is correct
65 Correct 3712 ms 50192 KB Output is correct
66 Correct 1548 ms 35504 KB Output is correct
67 Correct 4993 ms 46236 KB Output is correct

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 25728 KB Output is correct
2 Correct 25 ms 25720 KB Output is correct
3 Correct 23 ms 25728 KB Output is correct
4 Correct 22 ms 25720 KB Output is correct
5 Correct 25 ms 25856 KB Output is correct
6 Correct 25 ms 25856 KB Output is correct
7 Correct 25 ms 25976 KB Output is correct
8 Correct 26 ms 25984 KB Output is correct
9 Correct 28 ms 25984 KB Output is correct
10 Correct 27 ms 25948 KB Output is correct
11 Correct 27 ms 25832 KB Output is correct
12 Correct 26 ms 25856 KB Output is correct
13 Correct 29 ms 25856 KB Output is correct
14 Correct 28 ms 25856 KB Output is correct
15 Correct 27 ms 25856 KB Output is correct
16 Correct 28 ms 25984 KB Output is correct
17 Correct 25 ms 25856 KB Output is correct
18 Correct 26 ms 25872 KB Output is correct
19 Correct 26 ms 25984 KB Output is correct
20 Correct 25 ms 25856 KB Output is correct
21 Correct 24 ms 25848 KB Output is correct
22 Correct 25 ms 26112 KB Output is correct
23 Correct 27 ms 25976 KB Output is correct
24 Correct 26 ms 25984 KB Output is correct
25 Correct 25 ms 25828 KB Output is correct
26 Correct 25 ms 25716 KB Output is correct
27 Correct 27 ms 25856 KB Output is correct
28 Correct 25 ms 25856 KB Output is correct
29 Correct 26 ms 25728 KB Output is correct
30 Correct 25 ms 25728 KB Output is correct
31 Correct 3558 ms 74968 KB Output is correct
32 Correct 2071 ms 44108 KB Output is correct
33 Correct 1105 ms 41328 KB Output is correct
34 Correct 3207 ms 51756 KB Output is correct
35 Correct 2596 ms 66160 KB Output is correct
36 Correct 1214 ms 48500 KB Output is correct
37 Correct 796 ms 35568 KB Output is correct
38 Correct 534 ms 34676 KB Output is correct
39 Correct 435 ms 33832 KB Output is correct
40 Correct 407 ms 33880 KB Output is correct
41 Correct 1190 ms 34556 KB Output is correct
42 Correct 1245 ms 34672 KB Output is correct
43 Correct 227 ms 32624 KB Output is correct
44 Correct 1153 ms 34528 KB Output is correct
45 Correct 924 ms 34028 KB Output is correct
46 Correct 639 ms 33904 KB Output is correct
47 Correct 387 ms 33520 KB Output is correct
48 Correct 348 ms 33476 KB Output is correct
49 Correct 498 ms 33648 KB Output is correct
50 Correct 901 ms 34288 KB Output is correct
51 Correct 511 ms 33836 KB Output is correct
52 Execution timed out 68 ms 28668 KB Time limit exceeded (wall clock)
53 Halted 0 ms 0 KB -