#include<stdio.h>
int main()
{
    double num;
    scanf("%If",&num);
    
    printf("%.1f\n",num);
    printf("%.2f\n",num);
    printf("%.3f\n",num);
    printf("%.4f\n",num);
    printf("%.5f\n",num);
    printf("%.6f\n",num);
     return 0;
}