oj.uz

답안 #594131

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
594131 2022-07-12T06:48:47 Z 장태환(#8433) Sandcastle 2 (JOI22_ho_t5) C++17
80 / 100
 4006 ms 16904 KB 
#include <bits/stdc++.h>
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
using namespace std;
vector<vector<int>>x;
vector<vector<vector<int>>>val;
vector<vector<vector<int>>>psum;
signed main()
{
	int N, M;
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cin >> N >> M;
	int sw = 0;
	int i, j;
	for (i = 0; i < N; i++)
	{
		vector<int>y;
		for (j = 0; j < M; j++)
		{
			int a;
			cin >> a;
			y.push_back(a);
		}
		x.push_back(y);
	}
	if (N > M)
	{
		vector<vector<int>>t;
		int i, j;
		for (i = 0; i < M; i++)
		{
			vector<int>y;
			for (j = 0; j < N; j++)
			{
				y.push_back(x[j][i]);
			}
			t.push_back(y);
		}
		x = t;
		swap(N, M);
	}
	for (i = 0; i < N; i++)
	{
		vector<vector<int>>te;
		for (j = 0; j < M; j++)
		{
			vector<int>t;
			int k;
			for (k = 0; k < 16; k++)
			{
				vector<int>t3;
				if ((k & 1)&&i)
				{
					t3.push_back(x[i - 1][j]);
				}
				if ((k & 2) && j)
				{
					t3.push_back(x[i][j-1]);
				}
				if ((k & 4) && i!=N-1)
				{
					t3.push_back(x[i+1][j]);
				}
				if ((k & 8) && j != M - 1)
				{
					t3.push_back(x[i][j+1]);
				}
				sort(t3.begin(), t3.end());
				int l;
				int ll = 0;
				int u = 0;
				for (l = 0; l < t3.size(); l++)
				{
					if (t3[l] < x[i][j])
						ll = t3[l];
					else
					{
						u = 1;
						break;
					}
				}
				if (!u)
				{
					t.push_back((1 << 24) - ll);
				}
				else
				{
					t.push_back(x[i][j] - ll);
				}
			}
			te.push_back(t);
		}
		val.push_back(te);
		psum.push_back(te);
	}
	for (i = 0; i < N; i++)
	{
		for (j = 0; j < M; j++)
		{
			int k;
			for (k = 0; k < 16; k++)
			{
				if(i)
					psum[i][j][k] += psum[i - 1][j][k];
			}
		}
	}
	int ans = N*M;
	for (i = 0; i < N; i++)
	{
		for (j = i + 1; j < N; j++)
		{
			int k;
			for (k = 0; k < M; k++)
			{
				int v = val[j][k][9] + val[i][k][12];
				v += psum[j - 1][k][13]-psum[i][k][13];
				int l;
				for (l = k + 1; l < M; l++)
				{
					if (v + val[j][l][3] + val[i][l][6] + psum[j - 1][l][7] - psum[i][l][7]==(1<<24))
					{
						ans++;
					}
					v += val[i][l][14]+val[j][l][11];
					v += -psum[i][l][15] + psum[j-1][l][15];
				}
			}
		}
	}
	for (i = 0; i < N; i++)
	{
		int k;
		for (k = 0; k < M; k++)
		{
			int v = val[i][k][8];
			int l;
			for (l = k + 1; l < M; l++)
			{
				if (v + val[i][l][2] == (1 << 24))
				{
					ans++;
				}
				v += val[i][l][10];
			}
		}
	}
	for (i = 0; i < M; i++)
	{
		int k;
		for (k = 0; k < N; k++)
		{
			int v = val[k][i][4];
			int l;
			for (l = k + 1; l < N; l++)
			{
				if (v + val[l][i][1] == (1 << 24))
				{
					ans++;
				}
				v += val[l][i][5];
			}
		}
	}
	cout << ans;
}

Compilation message

Main.cpp:2: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    2 | #pragma GCC optimization ("O3")
      | 
Main.cpp:3: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    3 | #pragma GCC optimization ("unroll-loops")
      | 
Main.cpp: In function 'int main()':
Main.cpp:73:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   73 |     for (l = 0; l < t3.size(); l++)
      |                 ~~^~~~~~~~~~~
Main.cpp:14:6: warning: unused variable 'sw' [-Wunused-variable]
   14 |  int sw = 0;
      |      ^~

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 3368 ms 15720 KB Output is correct
3 Correct 2495 ms 15388 KB Output is correct
4 Correct 3238 ms 15716 KB Output is correct
5 Correct 3908 ms 15748 KB Output is correct
6 Correct 3643 ms 15724 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct

Subtask #3
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 8 ms 808 KB Output is correct
8 Correct 5 ms 772 KB Output is correct
9 Correct 5 ms 596 KB Output is correct
10 Correct 6 ms 648 KB Output is correct
11 Correct 5 ms 712 KB Output is correct
12 Correct 4 ms 644 KB Output is correct
13 Correct 6 ms 596 KB Output is correct
14 Correct 5 ms 468 KB Output is correct
15 Correct 7 ms 624 KB Output is correct
16 Correct 5 ms 596 KB Output is correct

Subtask #4
56.0 / 56.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 8 ms 808 KB Output is correct
8 Correct 5 ms 772 KB Output is correct
9 Correct 5 ms 596 KB Output is correct
10 Correct 6 ms 648 KB Output is correct
11 Correct 5 ms 712 KB Output is correct
12 Correct 4 ms 644 KB Output is correct
13 Correct 6 ms 596 KB Output is correct
14 Correct 5 ms 468 KB Output is correct
15 Correct 7 ms 624 KB Output is correct
16 Correct 5 ms 596 KB Output is correct
17 Correct 61 ms 2644 KB Output is correct
18 Correct 76 ms 1796 KB Output is correct
19 Correct 98 ms 1824 KB Output is correct
20 Correct 99 ms 1768 KB Output is correct
21 Correct 52 ms 1736 KB Output is correct
22 Correct 67 ms 1764 KB Output is correct
23 Correct 57 ms 1728 KB Output is correct
24 Correct 41 ms 1612 KB Output is correct
25 Correct 71 ms 1784 KB Output is correct
26 Correct 77 ms 1780 KB Output is correct
27 Correct 75 ms 1788 KB Output is correct
28 Correct 86 ms 1780 KB Output is correct

Subtask #5
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 328 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 8 ms 808 KB Output is correct
8 Correct 5 ms 772 KB Output is correct
9 Correct 5 ms 596 KB Output is correct
10 Correct 6 ms 648 KB Output is correct
11 Correct 5 ms 712 KB Output is correct
12 Correct 4 ms 644 KB Output is correct
13 Correct 6 ms 596 KB Output is correct
14 Correct 5 ms 468 KB Output is correct
15 Correct 7 ms 624 KB Output is correct
16 Correct 5 ms 596 KB Output is correct
17 Correct 61 ms 2644 KB Output is correct
18 Correct 76 ms 1796 KB Output is correct
19 Correct 98 ms 1824 KB Output is correct
20 Correct 99 ms 1768 KB Output is correct
21 Correct 52 ms 1736 KB Output is correct
22 Correct 67 ms 1764 KB Output is correct
23 Correct 57 ms 1728 KB Output is correct
24 Correct 41 ms 1612 KB Output is correct
25 Correct 71 ms 1784 KB Output is correct
26 Correct 77 ms 1780 KB Output is correct
27 Correct 75 ms 1788 KB Output is correct
28 Correct 86 ms 1780 KB Output is correct
29 Correct 2435 ms 16904 KB Output is correct
30 Correct 3349 ms 10812 KB Output is correct
31 Correct 3027 ms 10636 KB Output is correct
32 Correct 3402 ms 13236 KB Output is correct
33 Correct 4006 ms 10668 KB Output is correct
34 Correct 3161 ms 10672 KB Output is correct
35 Correct 1480 ms 7148 KB Output is correct
36 Correct 3212 ms 10576 KB Output is correct
37 Correct 3341 ms 10628 KB Output is correct
38 Correct 3325 ms 10648 KB Output is correct
39 Correct 3352 ms 10624 KB Output is correct
40 Correct 3194 ms 10644 KB Output is correct
41 Incorrect 3430 ms 10632 KB Output isn't correct
42 Halted 0 ms 0 KB -