C program practicals
Addition of two numbers in C
#include < stdio.h >
#include < stdlib.h >
int main()
{
int a,b,c;
printf("Enter two numbers : ");
scanf("%d%d",&a,&b);
b=a+b;
printf<"Addition of %d and %d is:%d",b);
return 0;
}
Substraction of two numbers in C
#include < stdio.h >
#include < stdlib.h >
int main()
{
int a,b,c;
printf("Enter two numbers : ");
scanf("%d%d",&a,&b);
b=a-b;
printf<"substraction of %d and %d is:%d",b);
return 0;
}
Multiplication of two numbers in C.
#include < stdio.h >
#include < stdlib.h >
int main()
{
int a,b,c;
printf("Enter two numbers : ");
scanf("%d%d",&a,&b);
b=a*b;
printf<"multiplication of %d and %d is:%d",b);
return 0;
}
Division of two numbers in C.
#include < stdio.h >
#include < stdlib.h >
int main()
{
int a,b,c;
printf("Enter two numbers : ");
scanf("%d%d",&a,&b);
b=a/b;
printf<"division of %d and %d is:%d",b);
return 0;
}
find a log of number in C
#include < stdio.h >
#include < math.h >
int main()
{
double num, logofnum;
printf ("Enter a number : ");
scanf ("%lf",&num);
logofnum = log(num);
printf ("log of %lf is : %lf",num,logofnum);
return 0;
}
find a square of given number in c
#include < stdio.h >
int main()
{
double num, squareofnum;
printf ("Enter a number : ");
scanf ("%lf",&num);
Squareofnum = num*num;
printf ("square of %lf is : %lf",num,squareofnum);
return 0;
}
Find power of given number in C
#include < stdio.h >
#include < math.h >
int main()
{
double num, powerofnum;
printf ("Enter a number : ");
scanf ("%lf",&num);
Powerofnum = pow(num);
printf ("power of %lf is : %lf",num,powerofnum);
return 0;
}
find percentage of marks in c
#include < stdio.h >
int main()
{
double marks, percentageofmarks, totalmarks=650;
printf ("Enter your marks : ");
scanf ("%lf",&marks);
Percentageofmarks = (marks/totalmarks)*100;
printf ("percentage of %lf is : %lf",marks, percentageofmarks);
return 0;
}
print n numbers in C
#include < stdio.h >
int main()
{
Int n,i;
printf ("Enter a value of n : ");
scanf ("%d",&n);
For(i=1;i<=n;i++) {
printf ("\n natural number %d ",n);
}
return 0;
}
Check weather number is prime or not
#include < stdio.h >
int main()
{
int num,primenumber;
printf("Enter any integer : ");
scanf("%d",&num);
primenumber = num%2;
if(primenumber==1)
printf ("number is prime");
else
if(num==2)
printf ("number is prime");
else
if(primenumber!=1)
printf ("number isn't prime");
return 0;
}
Check weather Entered character is Alfabet or not
#include < stdio.h >
int main() {
char characterset;
printf("Enter a character");
scanf("%c",&characterset);
if(characterset>='a' || characterset>='z')
printf ("character is Alfabet");
else
printf ("not a alfabet");
return 0;
}
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