Program to find even odd using conditional operator in C++.

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/*program to find even odd using conditional operator */

#include<iostream.h>
#include<conio.h>
void main()
{
int num;
clrscr();

cout<<"\nEven Odd Checker ";
cout<<"\nEnter a number:";
cin>>num;

(num%2==0)?cout<<"\nEven Number":cout<<"\nOdd Number";

getch();
}

Program to count number of even & odd numbers in a given range using conditional operator in C++.

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/* Program to count number of even & odd numbers in a given range*/
/*Counts Including starting and ending integer */

#include<iostream.h>
#include<conio.h>
void main()
{
int start,end,even,odd,i;
clrscr();
even=0;
odd=0;

cout<<"\nEnter start :";
cin>>start;

cout<<"\nEnter end:";
cin>>end;

for(i=start;i<=end;i++)
{
(i%2==0)?even++:odd++;
}

cout<<"\n"<<even<<" even & "<<odd<<" odd numbers are present in between "<<start<<" & "<<end;

getch();
}

Program to count number of even & odd numbers in a given range in C++.

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/* Program to count number of even & odd numbers in a given range*/

#include<iostream.h>
#include<conio.h>
void main()
{
int start,end,even,odd,i;
clrscr();
even=0;
odd=0;

cout<<"\nEnter start :";
cin>>start;

cout<<"\nEnter end:";
cin>>end;

for(i=start;i<=end;i++)
{
if(i%2==0)
{even++;
}
else{ 
odd++;
}
}

cout<<"\n"<<even<<" even & "<<odd<<" odd numbers are present in between "<<start<<" & "<<end;

getch();
}

Program to find length or numbers of digits in any number using do while loop in C++.

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/*Program to find length or numbers of digits in any number*/

#include<iostream.h>
#include<conio.h>
void main()
{
int num,len;
len=0;
clrscr();

cout<<"\nEnter A Number :";
cin>>num;


do{
num=num/10;
len++;
}
while(num>=1);

cout<<"\nLength Number:"<<len;

getch();
}


/* Note: Due to the range of integer program does not work for more than 5 digits */

Program to find length or numbers of digits in any number using for loop in C++.

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/*Program to find length or numbers of digits in any number*/

#include<iostream.h>
#include<conio.h>
void main()
{
int num,len;

clrscr();

cout<<"\nEnter A Number :";
cin>>num;


for(len=0;num>=1;)
{
num=num/10;
len++;
}
cout<<"\nLength Number:"<<len;

getch();
}


/* Note: Due to the range of integer program does not work for more than 5 digits */