#include <stdio.h>

int main(){
  FILE *fw;
  int i;
  float x, pom;

  fw = fopen("nasobky.txt", "w");
  scanf ("%f", &x);

  for(i = 1; i <= 10; i++){
    pom = i * x;
    fprintf (fw, "%d * %.2f = %.2f\n", i, x, pom);
  }

  fclose(fw);

  return 0;
}