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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. int a,b;
  5. scanf("%d",&a);
  6. printf("%d\n",a);
  7. while(a>0){
  8. b++;
  9. a=a/10;
  10. }printf("%d\n",b);
  11. return 0;
  12. }
  13.  
Success #stdin #stdout 0.01s 5320KB
stdin
100000
stdout
100000
6