#include #include using namespace std; // data structure for storing the character and its frequency struct data{ char ch; int n; }; int main(void) { /* array a will hold the count of each character in the string i,j,k - loop counters character array c for user entered text */ int a[26]={0} ,i,j,k; char c[80]; //Reading text from the user cout<<"Enter any text: "; cin.getline(c,80); strlwr(c); // counting each character in the string and incrementing the value in the index responding to // character as per english language here index 0 represents letter a and 25 letter z for (i=0;c[i]!='\0';i++){ ++a[c[i]-'a']; } // Declared an array of data structure data vals[26]; j=0; // Loop counter for the struct array //Storing data from integer array int structure array //PS note that elements containing zero values are skipped for (i=0;i<26;i++){ if (a[i]!=0){ vals[j].ch =i+'a'; // Generating alphabet from the loop and storing in ch member eg 0+65 => a vals[j].n=a[i]; // Storing frequency of the character j++; } } k=j; // Storing the no of member in struct array // Sorting frequency wise for (i=0;i vals[j].n){ data temp = vals[i]; vals[i] = vals[j]; vals[j] = temp; } } } // The final output for (i=0;i

charfreqorderbyfreq