// Check size of file using wc command
//$ wc wf.txt
//$ wc wf.bin

#include<stdio.h>
#include<stdlib.h>
int main(){
	int i;
	
	int A[10]; //use any data type int, float, int
	int B[20]; // use any data type, int, float, int

	
	FILE *fp;
	for(i=0;i<10;i++) A[i]=rand()/100.0;
	
	fp=fopen("wf.txt","w"); //Writing to text file
	for(i=0;i<10;i++) fprintf(fp, "%s ", A[i]);
	fclose(fp);
	
	
	fp=fopen("wf.bin","wb"); //Writing to bin file
	fwrite(A, sizeof(int), 10, fp);		
	fclose(fp);

	fp=fopen("wf.bin","rb"); //reading from bin file	
	fread(B, sizeof(int), 10, fp);
	
	for(i=0;i<10;i++) printf("%lf ",B[i]); //Verify read data
	fclose(fp);

	return 0;
}