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

int main(){

    int count,count2;
    float *number,n;
    FILE *fp;


    {
	fp = fopen("input_data.txt","r");
	if(fp == NULL){
	    printf("not found");
	    exit(1);
	}
	
	for(count=0;fscanf(fp,"%f",&n) == 1;count++);
	number = (float *)malloc(sizeof(float)*count);


	fseek(fp,0,SEEK_SET);

	for(count=0;fscanf(fp,"%f",&n) == 1;count++){
	    number[count] = n;
	}
	
	fclose(fp);
    }

    for(count2=0;count2<count;count2++)
	printf("%f\n",number[count2]);
    
    return 0;
}