#include <stdio.h>
#include <stdlib.h>

int size=1;
double *stack;

void push (double a) {
	stack = (double*) realloc (stack, size*sizeof(double));
}

double convDouble(char *a) {
	int j=0, predPiko=0, stMest=0;
	double valDouble, currDouble;
	while(a[j] != '\0') {
		if (a[j] == '.') {
			predPiko = 1;
			stMest=10;
		} else {
			if (predPiko==0) {
				currDouble = a[j] - '0';
				if (stMest == 0 && currDouble == 0) {
					predPiko=1;
				} else if (stMest == 0) {
					valDouble += currDouble;
					stMest++;
				} else {
					valDouble *= 10;
					valDouble += currDouble;
					stMest++;
				}
			} else {
				currDouble = a[j] - '0';
				valDouble +=(double)(currDouble/stMest);
				stMest *= 10;
				//printf("%f ", currDouble);
			}
		}
		j++;
	}
	return valDouble;
}

int main() {
	stack = (double*) malloc (size*sizeof(double));
	char *ukaz = (char*) malloc (20*sizeof(char));
	int i;
	double num;

	for (i=0; i<10; i++) {
		scanf("%s", ukaz);
		num = convDouble(ukaz);
		printf("%.10f\n",num);
	}

	return 0;
}