Statistiky počítají následující 
Počet řádků, slov, písmen
Seřazené podle počtu výskytu

#include "stdafx.h"
#include 
#include 
#include 
#include 
#include 
#include 
#include 
int main(int argc, char* argv[])
{
 
 FILE * file = NULL;
 int charCnt[127];
 for ( int i = 0;i<=126;i++)
  charCnt[i]=0;

 if ( argc < 2 )
 {
  printf("File path is not specified");
 }
 else
 {
  if ( (file=fopen(argv[1], "r")) == NULL ) 
  {  
   fprintf(stderr, "Cannot open file %s\n", argv[1]);
   return 0;
  }
 }
 int nchars, nwords, nlines;
 int ncharsSum, nwordsSum, nlinesSum;
 int lastnblank;   
 char c;
 nchars=nwords=nlines=lastnblank=0;
 ncharsSum=nwordsSum=nlines=nlinesSum=0;
 while((c=getc(file))!=EOF)
 {
  // increase quantity for this character
  charCnt[c] += 1;
  nchars++;
  if (c=='\n')
  {
   if (lastnblank)
    nwords++;
   
   printf("words=%d, characters=%d\n", nwords, nchars);
   ncharsSum+=nchars;
   nwordsSum+=nwords;
   nchars=nwords=lastnblank=0;
   
   nlines++;
  }
  else
  {
  if (((c==' ') || (c=='\t')) & (lastnblank))
   nwords++;
   lastnblank=((c!=' ')&&(c!='\t'));
  }
 }

 printf("characters=%d\n", ncharsSum);
 printf("words=%d\n", nwordsSum);
 printf("lines=%d\n", nlines);
 char sz[20];
 for ( int i2 = 0;i2<=126;i++)
 {
  sz[0]=i2;
  sz[1]=0;
  printf("Character %s Cnt:%i2\n", sz, charCnt[i2]);
 }
 
 char txt[32] ;
  printf("\n\nEnter text which you want to look for:\n ");
 gets(txt);
 // goto begin of the file
 int res = fseek(file,0,SEEK_SET);
 if ( res != 0 ) return 0;
 int CharsIdentical=0;
 int iPos = 0;
 while((c=getc(file))!=EOF)
 {
  iPos+=1;
  if ( CharsIdentical == 0 )
  {
   if ( c == txt[0] ) 
   {
    CharsIdentical = 1;
   }
  }
  else
  {
   if ( txt[CharsIdentical] == 0 )
   {
    bool bFound =true;
    printf("\nText found on position %i", iPos);
    getch();
    return 0;
   }
   else
   {
    if ( txt[CharsIdentical] == c )
     CharsIdentical++;
   }
  }
 }
 printf("\nText not found", iPos);
 getch();
 return 0;
}