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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int n;
  5.     printf("Enter the number of rows: \n");
  6.     scanf("%d",&n);
  7.  
  8.     int nst=n-1;
  9.     int nsp=1;
  10.  
  11.  
  12.     for(int i=1;i<=n;i++){
  13.  
  14.       for(int j=1;j<=nst;j++)
  15.         printf("*");
  16.  
  17.        for(int k=1;k<=nsp;k++)
  18.         printf(" ");
  19.  
  20.       for(int j=1;j<=nst;j++)
  21.         printf("*");
  22.  
  23.          nst-=2;
  24.          nsp+=2;
  25.  
  26.     printf("\n");
  27.  
  28.     }
  29.  
  30. 	return 0;
  31. }
  32.  
Success #stdin #stdout 0.01s 5272KB
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stdin
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stdout
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Enter the number of rows: 
**** ****
**   **
https://ideone.com/lu7yBN
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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