horizontalsymmetry.c

//Program for printing a patter as shown in the output below

#include<stdio.h>
int main(){
	int step=4,start,i,j; //variable step is for defining number of steps 
	//start is for the starting number from which the pattern starts
	//i and j are the iterators for outer and inner loop
	printf("Enter the number to start ");
	scanf("%d",&start); //accept the starting number
	//This loop is for the upper part
	for(i=1;i<=step;i++){
		for(j=0;j<i;j++){
			printf("%d",start);
		}
		printf("\n"); //add a new line character after inner loop  
		start++;//increment the start once the pattern line is printed
	}
	start=start-1;//once the top pattern is completed then after the 
	//defined number of steps the start value is one morethan the required
	//so it is decremented once
	
	//the below code prints the bottom half of the pattern
	for(i=step;i>=1;i--){
		for(j=i;j>0;j--){
			printf("%d",start);
		}
		printf("\n");
		start--;
	}
	//printf("%d",start);
	getchar();
	return 0;
}

/*
OUTPUT :-

Enter the number to start 5
5
66
777
8888
8888
777
66
5

*/