C Program to count number of occurance of a given character in a file

Following is the program to count the occurrence  of a given character in a file.
It takes two input i.e. the character that has to be counted, the file name and it gives the count of occurrence of  the character in that file.

#include<stdio.h>



int main() {



int count=0;



char sf[20];char rr;FILE *fp;char c;



printf("Enter the file name :n");



gets(sf);



printf("Enter the character to be counted :n");



scanf("%c",&rr);



fp = fopen(sf, "r");



while( ( c = fgetc(fp) ) != EOF )



{



    if(c==rr)



count++;



}



printf("File '%s' has %d instances of letter '%c'.",sf,count,rr);



fclose(fp);



return 0;



}