C++ Program Sum of odd Natural Number

Flowchart of Program of Sum of odd Natural Number

C++ Source code of Sum of odd Natural Number

#include<iostream>
#include <conio.h>
using namespace std;

int main()
{
   int i=1;
   int input;
   int sum=0;
   
   
   
   cout<<"plz Input number of terms : ";
     cin>>input;
 cout<<"The odd numbers are :";
 
  do 
  {
  
    cout<<"\t"<<2*i-1;
     sum+=2*i-1;
     i++;
   }
   while(i<=input);
   
   
   cout<<endl;
  cout<<"\nThe Sum of odd Natural Number upto "<<input<<" are:";
  cout<<sum;
  getch();
}

#include<iostream>

#include <conio.h>

using namespace std;

int main()

{

int i=1;

int input;

int sum=0;

cout<<"plz Input number of terms : ";

cin>>input;

cout<<"The odd numbers are :";

{

cout<<"\t"<<2*i-1;

sum+=2*i-1;

i++;

}

while(i<=input);

cout<<endl;

cout<<"\nThe Sum of odd Natural Number upto "<<input<<" are:";

cout<<sum;

getch();

}

Excercise

Find the possible mistakes in the following Shamil’s Flow Table of the programof Sum of odd Natural Numbers.

Loop	condition	What line will execute	What actual will do
I=1	True	1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24	plz Input number of terms : 3 The odd numbers are : 1 The Sum of odd Natural Number upto 3 are:1
I=2	True	1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 13 14 15 16 18 19 20 21 22 23 24	plz Input number of terms : 3 The odd numbers are : 1 3 The Sum of odd Natural Number upto 3 are:4
I=3	True	1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 13 14 15 16 18 19 13 14 15 16 18 19 20 21 22 23 24	plz Input number of terms : 3 The odd numbers are : 1 3 5 The Sum of odd Natural Number upto 3 are:9
I=4	false	1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 21 22 23 24	plz Input number of terms : 3 The odd numbers are : 1 3 5 The Sum of odd Natural Number upto 3 are:9

Flowchart of Program of Sum of odd Natural Number

C++ Source code of Sum of odd Natural Number

Excercise

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