FILEREADER

//----------------------------------------------------------//
//    TataYoyo by Francois Gauthier, public domain, 2009.  //
//----------------------------------------------------------//
//                                                          //
//    TataYoyo return percentage of each alphanumeric       //
//    occurences used in any given text file.               //
//==========================================================//



#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>



int main (int argc, const char * argv[])                     
{
	int c;
	int i, nbCar=0, compt[36]={0};
	char n_source[100];               
	
	printf("File to analyse? (eventually including directory):\t");
	scanf("%100s", &n_source);
	FILE* stream=fopen(n_source, "r");
	if(stream==NULL)
	 {
                       puts("\nFILE NOT FOUND");
                       exit(1);
	 }
		
	while (c=fgetc(stream), c!=EOF) 
		
		
//------------------------------------------------------------------------//	
		
		
	if (isdigit(c))
			
			
		{
		    compt[c - '0'  +26]++;          //
		    nbCar++;                        //
		}                                   //
			                            // Alphanumeric sorting
			                            //
		else if (isalpha(c))                //
		{                                   //
			compt[towlower(c) -'a']++;  //
			nbCar++;                    //
		}
			
//-----------------------------------------------------------------------//			

	for(i=0;i<36;i++)
	
	{             // Statistic creation 

		c=(i<26)? 'a'+i: '0'+i-26;
		printf(" %c %2.5f%% ||",c, (compt[i]/((float)nbCar))*100);      
		if (i%4==3) putchar('\n');                              
	}

			
			
	 fclose(stream);
	
	
	
    return 0;
}