Home C Programming Language / Programs / Print the given number pattern 5 44 333 2222 11111
🚀 Programming Example

Print the given number pattern
    5
   44
  333
 2222
11111

👁 4,452 Views
💻 Practical Program
📘 Step Learning
Write a C program to print the given number pattern using loop. How to print the given triangular number pattern using for loop in C programming. Logic to print the given number pattern using for loop in C program.

💻 Program Code

/**
 * C program to print number pattern
 * www.atnyla.com
 */

#include <stdio.h>

int main()
{
    int i, j, N;

    printf("Enter N: ");
    scanf("%d", &N);

    for(i=1; i<=N; i++)
    {
        // Logic to print spaces
        for(j=1; j<=N-i; j++)
        {
            printf(" ");
        }

        // Logic to print numbers
        for(j=1; j<=i; j++)
        {
            printf("%d", (N - i + 1));
        }

        printf("\n");
    }

    return 0;
}
                        

🖥 Program Output

----5
---44
--333
-2222
11111
                            

📘 Explanation

Logic to print the given number pattern

Now once you are done with the previous number pattern, doing this wouldn't be much trouble. As it only needs to add trialing spaces before the number gets printed. Now if you hover mouse to the pattern you can actually count the spaces per row and can define a logic to print spaces. Actually, each row contains N - spaces (where N is the total number of rows to be printed and i is the current row number). Hence, the descriptive logic of printing space is:

  1. To print spaces, run an inner loop from 1 to N - i. Inside this loop print single blank space.

Let's implement this the code.

📚 Learning Subject

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Improve your coding logic, problem-solving skills and programming confidence by practicing real-world examples with explanations.

🎯 How to learn from this example

First understand the algorithm carefully. Then study the program line-by-line and compare it with the output. Finally, review the explanation section to strengthen your logic and programming understanding.

🔥 Practice suggestion

Rewrite the program without looking at the code. Modify values, conditions or logic and run it again. This helps improve confidence and strengthens coding skills much faster.