Count occurrences of alphabets in the given paragraph.

//Count occurrences of alphabets in the given paragraph. //This program will count only A to Z alphabets. #include<stdio.h> int main(){      int i, counter[26]={}, ch;      char str[100];       puts("Enter your paragraph:");      gets(str);           for(i=0; i<strlen(str); i++)         {            ch=str[i];            counter[ch-65]++;      }      printf("Character and it's frequency is as under:\n");      for(i=0; i<26; i++)       {            if(counter[i]!=0)                 printf("%c = %d \n", i+65,counter[i]);      }      return 0; }

Output of the program:

Enter your paragraph:

HELLO STUDENT HOW ARE YOU

Character and it's frequency is as under:

A = 1

D = 1

E = 3

H = 2

L = 2

N = 1

O = 3

R = 1

S = 1

T = 2

U = 2

W = 1

Y = 1