Answer Posted / yogesh bansal

#include <stdio.h>

int main()
{
FILE *file;
int alpha[26]={0};
const char fileName[]="abc.txt";
char ch;
file= fopen(fileName,"r");
if(file == NULL)
{
printf("cannot open the %s",fileName);
exit(8);
}
do
{
ch=fgetc(file);
char c = tolower(ch);
switch(c)
{
case'a': alpha[0]++;
break;
case'b': alpha[1]++;
break;
case'c': alpha[2]++;
break;
case'd': alpha[3]++;
break;
case'e': alpha[4]++;
break;
case'f': alpha[5]++;
break;
case'g': alpha[6]++;
break;
case'h': alpha[7]++;
break;
case'i': alpha[8]++;
break;
case'j': alpha[9]++;
break;
case'k': alpha[10]++;
break;
case'l': alpha[11]++;
break;
case'm': alpha[12]++;
break;
case'n': alpha[13]++;
break;
case'o': alpha[14]++;
break;
case'p': alpha[15]++;
break;
case'q': alpha[16]++;
break;
case'r': alpha[17]++;
break;
case's': alpha[18]++;
break;
case't': alpha[19]++;
break;
case'u': alpha[20]++;
break;
case'v': alpha[21]++;
break;
case'w': alpha[22]++;
break;
case'x': alpha[23]++;
break;
case'y': alpha[24]++;
break;
case'z': alpha[25]++;
break;
}

}while(ch != EOF);
int i;
for(i=0;i<26;i++)
{
printf("%d\n",alpha[i]);
}
return 0;
}

this is the correct answer

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