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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. for(int i=1;i<=5;i++){
  5.  
  6. for(int j=1;j<=5;j++){
  7. if(i==1|| i==5|| j==1 || j==5){
  8. printf(" * ");
  9. }
  10. else{
  11. printf(" ");
  12. }
  13.  
  14. }
  15. printf("\n");
  16. }
  17. return 0;
  18. }
  19.  
Success #stdin #stdout 0s 5324KB
stdin
Standard input is empty
stdout
 *  *  *  *  * 
 *           * 
 *           * 
 *           * 
 *  *  *  *  *