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  1. #include<stdio.h>
  2. int main()
  3. {
  4.     int n,a,b,c ;
  5.     scanf("%d",&n) ;
  6.     int w=n*2-1 ;
  7.     for(a=0;a<n;a++) 
  8.     {
  9.         for(b=0;b<n-a;b++)
  10.         {
  11.             printf(" ") ;
  12.         }
  13.         for(c=0;c<2*a-1;c++)
  14.         {
  15.             printf("*") ;
  16.         }
  17.             printf("\n") ;
  18.     }
  19.     for(a=0;a<n;a++)
  20.     {
  21.         for(b=a-n;b>0;b--)
  22.         {
  23.             printf(" ") ;
  24.         }
  25.         for(c=a-5;c>0;c--)
  26.         {
  27.             printf("*") ;
  28.         }
  29.             printf("\n") ;
  30.     }
  31.     return 0 ;
  32. }
Success #stdin #stdout 0s 5324KB
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    *
   ***
  *****
 *******
https://ideone.com/f1focV
language:
C (clang 8.0)
created:
2 days ago
visibility:
public

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