help:- character counting program

Question

#include<stdio.h>
int main()
{
double i;
for(i=0 ;getchar()!=EOF ;i++)
{
printf ("%d",i);
}
}

the output for 1 is
2-1425436615
why? plz explain

Answer 1

To print double, you need %f instead of %d

Answer 2

thank you for your help