Program in C to display 5, 55, 555, 5555, 55555

In order to display the given pattern in C, we can do the following:

C Program Source Codes to display
5
55
555
5555
55555

#include<stdio.h>
int main()
{
	int i,j;
	for(i=0; i<5; i++)
	{
		for(j=0; j<=i; j++)
		{
			printf("%d", 5);
		}
		printf("\n");
	}
	return 0;
}

Program Output

5
55
555
5555
55555

C Program Source Codes to display
n
nn
nnn
nnnn
nnnnn

Here, n is any user-entered integer.

#include<stdio.h>
int main()
{
	int i,j,n;
	printf("Enter any integer number? ";
	scanf("%d", n);
	for(i=0; i<5; i++)
	{
		for(j=0; j<=i; j++)
		{
 			printf("%d", n);
		}
		printf("\n");
	}
	return 0;
}
Enter any number? 6
6
66
666
6666
66666

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