#include<stdio.h>
int main() {
    double floatingPointnumber;
    if( scanf("%lf",&floatingPointNumber) != 1) {
        printf("Invalid input\n");
        return 1;
    }
    for (int precision = 1; precision <= 6; precision++) {
        printf("%.*f\n", precision,floatingPointNumber);
    }
    return 0;
}