oj.uz

Submission #821502

# Submission time Handle Problem Language Result Execution time Memory
821502 2023-08-11T10:56:28 Z radaiosm7 Mars (APIO22_mars) C++17
0 / 100
 1 ms 236 KB 
#include "mars.h"
#include <bits/stdc++.h>
using namespace std;

int id(int i, int j, int n) {
	return i*n+j;
}

bool valid(int i, int j, int n) {
	if (i < 0) return false;
	if (i >= n) return false;
	if (j < 0) return false;
	if (j >= n) return false;
	return true;
}

string process(vector<vector<string> > a, int i, int j, int k, int n) {
	string ans(100, '0');
	int tn = n;
	n = 2*n+1;

	if (k == 0) for (int dx=0; dx < 3; ++dx) for (int dy=0; dy < 3; ++dy) if (a[dx][dy][0] == '1') ans[id(i+dx, j+dy, n)] = '1';
	else for (int dx=0; dx < 3; ++dx) for (int dy=0; dy < 3; ++dy) for (int jk=0; jk < 100; ++jk) if (a[dx][dy][jk] == '1') ans[jk] = '1';

	if (k == tn-1) {
		char mat[n][n];
		bool vis[n][n];
		for (int dx=0; dx < n; ++dx) for (int dy=0; dy < n; ++dy) vis[dx][dy] = false;
		for (int dx=0; dx < n; ++dx) for (int dy=0; dy < n; ++dy) mat[dx][dy] = ans[id(dx, dy, n)];
		int cc = 0;

		for (int dx=0; dx < n; ++dx) {
			for (int dy=0; dy < n; ++dy) {
				if (mat[dx][dy] == '1') {
					if (!vis[dx][dy]) {
						if (!valid(dx+1, dy, n)) ++cc;
						else if (!vis[dx+1][dy]) ++cc;
					}

					vis[dx][dy] = true;
					if (valid(dx+1, dy, n)) vis[dx+1][dy] = true;
					if (valid(dx, dy+1, n)) vis[dx][dy+1] = true;
				}
			}
		}

		string conn(100, '0');
		for (i=0; i < 9; ++i) if (cc & (1 << i)) conn[i] = '1';
		return conn;
	}

	else return ans;
}

Compilation message

mars.cpp: In function 'std::string process(std::vector<std::vector<std::__cxx11::basic_string<char> > >, int, int, int, int)':
mars.cpp:22:5: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else]
   22 |  if (k == 0) for (int dx=0; dx < 3; ++dx) for (int dy=0; dy < 3; ++dy) if (a[dx][dy][0] == '1') ans[id(i+dx, j+dy, n)] = '1';
      |     ^

Subtask #1
0.0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 236 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #2
0.0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 236 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #3
0.0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 236 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 236 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 236 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #6
0.0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 236 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #7
0.0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 236 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #8
0.0 / 24.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 236 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #9
0.0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 236 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #10
0.0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 236 KB Incorrect
2 Halted 0 ms 0 KB -