/*Code for taking numbers from an input file sort it and write it to another output file.
Input file contains 216543
Output file contains 123456 */
Input file contains 216543
Output file contains 123456 */
#include<stdio.h>
int main()
{
FILE *f1,*f2;
int i,j,temp,v[6],ch;
f1=fopen("data.in","r");
f2=fopen("data.out","w+");
for(i=0;i<6;i++)
fscanf(f1,"%d",&v[i]);
for(i=0;i<6;i++)
{
for(j=i+1;j<6;j++)
{
if(v[i]>v[j])
{
temp=v[i];
v[i]=v[j];
v[j]=temp;
}
}
}
for(i=0;i<6;i++)
fprintf(f2,"%d\n",v[i]);
close(f1);
close(f2);
return 0;
}
------------
/*
Code for taking numbers from an input file sort it and write it to an output file.
Input file 216543
Output file 123456
by counting the number of lines
*/
#include<stdio.h>
int main()
{
FILE *f1,*f2;
int i,j,temp,v[10],ch,n=0;
f1=fopen("data.in","r");
f2=fopen("data.out","w");
char line[1024];
n=0;
while(fgets(line,sizeof(line),f1)!=NULL)
n++;
/*set the file pointer to beginning*/
fseek(f1,0,SEEK_SET);
for(i=0;i<n;i++)
fscanf(f1,"%d",&v[i]);
for(i=0;i<n;i++)
{
for(j=i+1;j<n;j++)
{
if(v[i]>v[j])
{
temp=v[i];
v[i]=v[j];
v[j]=temp;
}
}
}
for(i=0;i<n;i++)
fprintf(f2,"%d\n",v[i]);
close(f1);
close(f2);
return 0;
}
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