C Program to check the Enter value are even or odd
Even means: value are completely divided by two
Odd means: value are completely not divided by two
Even means: value are completely divided by two
Odd means: value are completely not divided by two
program to check odd or even
#include < stdio.h >
main()
{
int n;
printf("Enter an integer\n");
scanf("%d",& n);
if ( n%2 == 0 )
{
printf("Even\n");
}
else
{
printf("Odd\n");
}
return 0;
}
Output:
Enter an integer: 4
Even Number
We can use bitwise AND (&) operator to check odd or even, as an example consider binary of 7 (0111) when we perform 7 & 1 the result will be one and you may observe that the least significant bit of every odd number is 1, so ( odd_number & 1 ) will be one always and also ( even_number & 1 ) is zero.
C program to check odd or even using bitwise operator
#include < stdio.h >
main()
{
int n;
printf("Enter an integer\n");
scanf("%d",& n);
if ( n & 1 == 1 )
printf("Odd\n");
else
printf("Even\n");
return 0;
}
Find odd or even using conditional operator
#include < stdio.h >
main()
{
int n;
printf("Input an integer\n");
scanf("%d",&n);
n%2 == 0 ? printf("Even\n") : printf("Odd\n");
return 0;
}
C program to check odd or even without using bitwise or
modulus operator
#include < stdio.h >
main()
{
int n;
printf("Enter an integer\n");
scanf("%d",& n);
if ( (n/2)*2 == n )
printf("Even\n");
else
printf("Odd\n");
return 0;
}
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