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| #include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <malloc.h>
#define NUM_Element 1000
typedef struct
{
int Index;
int N;
float d;
float W;
}ind_struct;
ind_struct *ind_array;
int main(void)
{
FILE *ind_struct;
int i;
/*Read the input data file*/
ind_struct=fopen("Data.txt","r+");
if (ind_struct==NULL)
{
printf("the input data is not ready \n");
}
else
{
printf("the input data is ready \n");
ind_array = calloc(ind_array,NUM_Element,ind_struct);
if (ind_array== NULL) nomemory("input");
for (i=0; i<1000; i++) {
fscanf(ind_struct,"%e",&ind_array[i].d);
printf("%.3E \n",ind_array[i].d);
}
}
return 0;
}
/*====================================================================
Prints an error message and terminates the program
====================================================================*/
nomemory(string)
char *string;
{
printf("\nmalloc: out of memory making %s!!\n",string);
printf("\n Program is halting .....");
exit(-1);
} |
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