Ruudukko

input/code.cpp: In function 'int main()':
input/code.cpp:11:7: error: 'n' was not declared in this scope; did you mean 'yn'?
   11 |   if (n == 1) {
      |       ^
      |       yn
input/code.cpp:12:9: error: 'm' was not declared in this scope; did you mean 'tm'?
   12 |     if (m == 1) {
      |         ^
      |         tm
input/code.cpp:15:9: error: 'm' was not declared in this scope; did you mean 'tm'?
   15 |     if (m == 2) {
      |         ^
      |         tm
input/code.cpp:18:9: error: 'm' was not declared in this scope; did you mean 'tm'?
   18 |     if (m == 3) {
      |         ^
      |         tm
input/code.cpp:21:9: error: 'm' was not declared in this scope; did you mean 'tm'?
   21 |     if (m == 4) {
      |         ^
      |         tm
input/code.cpp:25:7: error: 'n' was not declared in this scope; did you mean 'yn'?
   25 |   if (n == 2) {
      |       ^
      |       yn
input/code.cpp:26:9: error: 'm' was not declared in this scope; did you mean 'tm'?
   26 |...

#include <iostream>
#include <map>
#include <vector>
#include <cmath>
using namespace std;
using ll = long long;

int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  if (n == 1) {
    if (m == 1) {
      cout << '.' << endl;
    }
    if (m == 2) {
      cout << ".." << endl;
    }
    if (m == 3) {
      cout << "..." << endl;
    }
    if (m == 4) {
      cout << "...." << endl;
    }
  }
  if (n == 2) {
    if (m == 1) {
      cout << "." << endl;
      cout << "." << endl;
    }
    if (m == 2) {
      cout << ".." << endl;
      cout << "#." << endl;
    }
    if (m == 3) {
      cout << ".#." << endl;
      cout << "..." << endl;
    }
    if (m == 4) {
      cout << "...#" << endl;
      cout << ".#.." << endl;
    }
  }
  if (n == 3) {
    if (m == 1) {
      cout << "." << endl;
      cout << "." << endl;
      cout << "." << endl;
    }
    if (m == 2) {
      cout << ".." << endl;
      cout << "#." << endl;
      cout << ".." << endl;
    }
    if (m == 3) {
      cout << ".#." << endl;
      cout << "..." << endl;
      cout << ".#." << endl;
    }
    if (m == 4) {
      cout << "...#" << endl;
      cout << ".#.." << endl;
      cout << "..#." << endl;
    }
  }
  if (n == 4) {
    if (m == 1) {
      cout << "." << endl;
      cout << "." << endl;
      cout << "." << endl;
      cout << "." << endl;
    }
    if (m == 2) {
      cout << ".." << endl;
      cout << "#." << endl;
      cout << ".." << endl;
      cout << "#." << endl;
    }
    if (m == 3) {
      cout << ".#." << endl;
      cout << "..." << endl;
      cout << ".#." << endl;
      cout << "..#" << endl;
    }
    if (m == 4) {
      cout << "...#" << endl;
      cout << ".#.." << endl;
      cout << "..#." << endl;
      cout << ".#.." << endl;
    }
  }
}