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  1. #include <stdio.h>
  2. int main(){
  3. double nc;
  4. for(nc = 0; getchar() != EOF; ++nc)
  5. ;
  6. printf("%.0f \n", nc);
  7. return 0;
  8. }
Success #stdin #stdout 0s 9432KB
stdin
Standard input is empty
stdout
0