oj.uz

답안 #594128

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
594128 2022-07-12T06:48:12 Z 장태환(#8433) Sandcastle 2 (JOI22_ho_t5) C++17
71 / 100
 5000 ms 26492 KB 
#include <bits/stdc++.h>
#pragma GCC optimization ("Ofast")
#pragma GCC optimization ("unroll-loops")
using namespace std;
#define int long long
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 ("Ofast")
      | 
Main.cpp:3: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    3 | #pragma GCC optimization ("unroll-loops")
      | 
Main.cpp: In function 'int main()':
Main.cpp:74:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   74 |     for (l = 0; l < t3.size(); l++)
      |                 ~~^~~~~~~~~~~
Main.cpp:15:6: warning: unused variable 'sw' [-Wunused-variable]
   15 |  int sw = 0;
      |      ^~

Subtask #1
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Execution timed out 5099 ms 25312 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 348 KB Output is correct

Subtask #3
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 5 ms 1108 KB Output is correct
8 Correct 5 ms 1108 KB Output is correct
9 Correct 5 ms 724 KB Output is correct
10 Correct 6 ms 844 KB Output is correct
11 Correct 7 ms 852 KB Output is correct
12 Correct 7 ms 884 KB Output is correct
13 Correct 5 ms 828 KB Output is correct
14 Correct 4 ms 600 KB Output is correct
15 Correct 5 ms 728 KB Output is correct
16 Correct 5 ms 848 KB Output is correct

Subtask #4
56.0 / 56.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 5 ms 1108 KB Output is correct
8 Correct 5 ms 1108 KB Output is correct
9 Correct 5 ms 724 KB Output is correct
10 Correct 6 ms 844 KB Output is correct
11 Correct 7 ms 852 KB Output is correct
12 Correct 7 ms 884 KB Output is correct
13 Correct 5 ms 828 KB Output is correct
14 Correct 4 ms 600 KB Output is correct
15 Correct 5 ms 728 KB Output is correct
16 Correct 5 ms 848 KB Output is correct
17 Correct 68 ms 3924 KB Output is correct
18 Correct 96 ms 2704 KB Output is correct
19 Correct 101 ms 2792 KB Output is correct
20 Correct 96 ms 2680 KB Output is correct
21 Correct 68 ms 2652 KB Output is correct
22 Correct 73 ms 2652 KB Output is correct
23 Correct 69 ms 2648 KB Output is correct
24 Correct 63 ms 2388 KB Output is correct
25 Correct 90 ms 2636 KB Output is correct
26 Correct 84 ms 2604 KB Output is correct
27 Correct 74 ms 2688 KB Output is correct
28 Correct 77 ms 2684 KB Output is correct

Subtask #5
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 5 ms 1108 KB Output is correct
8 Correct 5 ms 1108 KB Output is correct
9 Correct 5 ms 724 KB Output is correct
10 Correct 6 ms 844 KB Output is correct
11 Correct 7 ms 852 KB Output is correct
12 Correct 7 ms 884 KB Output is correct
13 Correct 5 ms 828 KB Output is correct
14 Correct 4 ms 600 KB Output is correct
15 Correct 5 ms 728 KB Output is correct
16 Correct 5 ms 848 KB Output is correct
17 Correct 68 ms 3924 KB Output is correct
18 Correct 96 ms 2704 KB Output is correct
19 Correct 101 ms 2792 KB Output is correct
20 Correct 96 ms 2680 KB Output is correct
21 Correct 68 ms 2652 KB Output is correct
22 Correct 73 ms 2652 KB Output is correct
23 Correct 69 ms 2648 KB Output is correct
24 Correct 63 ms 2388 KB Output is correct
25 Correct 90 ms 2636 KB Output is correct
26 Correct 84 ms 2604 KB Output is correct
27 Correct 74 ms 2688 KB Output is correct
28 Correct 77 ms 2684 KB Output is correct
29 Execution timed out 5088 ms 26492 KB Time limit exceeded
30 Halted 0 ms 0 KB -