View Code of Problem 53

#include <stdio.h>
#include <math.h>
main(){
	int n,i,j,k,a[10];
	scanf("%d",&n);
	for(i = 0;i<n;i++)
		a[i] = 2*i+1;
	for(i = 0;i<(2*n-1);i++){
		for(j=0;j<abs(n-i-1);j++)
			printf(" ");
		if(i<n){
			for(k = 0;k<a[i];k++)
				printf("*");
		}
		else{
			for(k=0;k<a[2*n-i-2];k++)
				printf("*");
		}
		printf("\n");
	}
	return 0;
}

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