lab14_2.cpp

#include <iostream>
#include <cmath>
using namespace std;

const int N = 30;
const int M = 70;

void updateImage(bool [][M],int,int,int);

void showImage(const bool [][M]);

int main()
{
    bool image[N][M] = {};
    int s,x,y;
    do{
        showImage(image);
        cout << "Input your brush size and location: ";
        cin >> s >> x >> y;
        updateImage(image,s,x,y);
    }while(s != 0 || x != 0 || y != 0);
    return 0;
}
void updateImage(bool image[][M],int s,int x,int y){
    for (int i = 0; i < N ; i++){
        for (int j = 0; j < M ; j++){
            if (sqrt(pow(i-x,2)+pow(j-y,2)) <= s-1) {
                image[i][j] = 1;
   
            }
            }
    }
}


void showImage(const bool image[N][M]){
    for(int i=0;i<M+2;i++){
        cout << "-";
    }

cout <<endl;

    for (int i = 0; i < N ; i++){
        cout << "|";
        for (int j = 0; j < M ; j++){
            if (image[i][j]==1)
            cout << "*";
            else
            cout << " ";
        }
        cout << "|"<<endl;
    }
    
    for(int i=0;i<M+2;i++){
     cout << "-";
    }
cout <<endl;
}