Visual C++ Programming Loops - Build Diamond Pattern of *

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This program is written in Visual C++ programming language and will accept a number as input. The loops are used to build a diamond pattern of *.

 

Source Code

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#include <iostream>

#include <conio.h>

#include <process.h>

#include <string.h>

 

 

void main()

{

    int i, j, k;

    int n = 0;

    std::cout << "Program for displaying pattern of *.\n";

    std::cout << "Enter the maximum number of *: ";

    std::cin >> n;

 

    std::cout << "\nHere is the Diamond of Stars\n";

 

    for (i = 1; i <= n; i++)

    {

          for (j = 0; j < (n - i); j++)

                std::cout << " ";

          for (j = 1; j <= i; j++)

                std::cout << "*";

          for (k = 1; k < i; k++)

                std::cout << "*";

          std::cout << "\n";

    }

 

    for (i = n - 1; i >= 1; i--)

    {

          for (j = 0; j < (n - i); j++)

                std::cout << " ";

          for (j = 1; j <= i; j++)

                std::cout << "*";

          for (k = 1; k < i; k++)

                std::cout << "*";

          std::cout << "\n";

    }

   

    std::cout << "\n";

}

 

Output

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