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  1. #include<stdio.h>
  2. int main(){
  3. int i,j,n;
  4. scanf("%d",&n);
  5. for(i=1;i<=n;i++){
  6. 	for(j=1;j<=i;j++){
  7. 		printf("%d ",2*j);
  8. 	}
  9. 	printf("\n");
  10. }
  11.  
  12. return 0;	
  13. }
Success #stdin #stdout 0s 5324KB
comments (?)
stdin
copy 
5
stdout
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2 
2 4 
2 4 6 
2 4 6 8 
2 4 6 8 10
https://ideone.com/QNwyFm
language:
C (gcc 8.3)
created:
9 hours ago
visibility:
public

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