Question 2: Write a C++ program that accepts as input a string and capitalizes the first character of each sentence in the string and convert all other characters to small case.

Question 2: Write a C++ program that accepts as input a string and capitalizes the first  character of each sentence in the string and convert all other characters to small  case.

/*
Name:                   Mudassar Ali
Roll:                   BCSF15M045   [Morning]
Assignment:             No# 05
Teacher:                Miss Sadia Shahzad
*/

#include <iostream>
using namespace std;
int main()
{
     cout<<"\tThis Programme will punctuate the input string!!\n\n";

     char str[100];                      // To store the sentence string
     cout<<"Enter the sentence string:";
     cin.getline(str,100)  ;              // Input the string with spaces.

     if(str[0]>= 'a'&& str[0]<='z')      // To Convert the First Letter Upper_case from lower_case.
     str[0] = str[0]-32;                 // Storing at fist index value.

     for(int i = 1; str[i]!='\0';i++)
     {
           if(str[i]=='.' || str[i]=='?') // Converting the letters to Upper_case after dot(.) and question (?) mark.
           {
                 i+=2;                    // Increasing the index value by 2 due to (.) and space.
                 if(str[i]>='a' && str[i]<='z')
                 str[i] = str[i]-32;      // Conversion of lower_case letters to Upper_case Letters.
           }//end of if

           else                            // Converting all others letters to lower_case.
           {
                 if(str[i]>='A'&& str[i]<='Z')
                 str[i] = str[i]+32;
           }//end of else
     }//end of For Loop
cout<<"Punctuated string is:"<<str;
return 0;
}