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  1. #include <stdio.h>
  2.  
  3. #define N 3
  4.  
  5. int main(){
  6. 	char line[(N-1)+1+2*(N-1)]={0};//pre , *, "* "*(N-1)
  7. 	int i,j,k;
  8. 	for(k=0, i=N-1;k<N;i+=2,++k){
  9. 	    line[i] = '*';
  10. 	    for(j=k;j<=i;++j){
  11. 	        putchar(line[j] ? line[j] : ' ');
  12. 	    }
  13. 	    putchar('\n');
  14. 	}
  15. 	return 0;
  16. }
Success #stdin #stdout 0s 2292KB
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Standard input is empty
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  *
 * *
* * *
https://ideone.com/r3E0Xr
language:
C99 (gcc 8.3)
created:
11 years ago
visibility:
public

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