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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. char mark;
  5. mark='@';
  6. printf(" %c \n",mark);
  7. printf(" %c%c%c\n",mark,mark,mark);
  8. printf("%c%c%c%c%c\n",mark,mark,mark,mark,mark);
  9. return 0;
  10.  
  11. }
  12.  
Success #stdin #stdout 0s 4412KB
stdin
Standard input is empty
stdout
  @  
 @@@
@@@@@