/*   データの読み方の例
 *   usage: ./a.out r221obs
 *
 * 
 */
#include <stdio.h>

int main (argc, argv )
int argc;
char *argv[];
{
        FILE *fp, *fopen();
        int a,i,j;
        float y;
		int N=500;
		double Y[500];

        if (argc == 1){
                fprintf(stderr, "Usage: %s filename\n", *argv);
                exit(-1);
        }
        fp = fopen(*++argv, "r");
        if (fp == NULL){
                fprintf(stderr, "Can't open \"%s\"\n",*argv);
                exit(-1);
        }
        printf("###\tFilename = \"%s\"\t###\n",*argv);
        for (i=0; i<N; i++) {
                fscanf(fp,"%15f",&y);
                Y[i]=(double)y;
        }

        for (i=0; i<N; i++)
				printf("%.5lf\n",Y[i]);

        fclose(fp);
}