In this article we will learn to implement a C program for strong number. A C program is provided below to check whether the given number is strong number or not. Examples of strong numbers: 1, 2, 145, etc. Program is as follows: #include<stdio.h> int fact(int n) { if(n==0 || n==1) return 1; […]
In this article we will learn to implement a C program for perfect number. A C program is provided below to check whether the given number is a perfect number or not. Examples of perfect numbers are: 6, 28, 496, etc. Program is as follows: #include<stdio.h> int main() { int n; printf("Enter a […]
This is a C program to print prime numbers using Sieve of Eratosthenes, which is said to be the most efficient algorithm for generating prime numbers. The program is as follows: #include<stdio.h> int main() { int n; printf("Enter n value: "); scanf("%d", &n); int prime[n+1]; //Loading the array with numbers from 1 to n […]
In this article we will learn to implement a C program to find the GCD of given two numbers. A C program is provided below to find the GCD of given two integers. There is a restriction on the input. First number given as input must be greater than the second number. Example […]
In this article we will learn to implement a C program to check whether the given number is Armstrong or not. A C program is provided below that reads a number and prints whether it is a Armstrong number or not. //C program to check whether the given number is an Armstrong number or […]
In this article we will learn to implement a C program to print the multiplication table of a given number. A C program is provided below to read a number and print its multiplication table. Program is as follows: //C program to print the multiplication table of a number n #include<stdio.h> #include<conio.h> void main() […]
In this article we will learn to implement a C program to generate the first n terms of Fibonacci sequence. A C program is provided below which reads a number and prints the Fibonacci sequence up to n. Program is as follows: //C program to generate the first n terms of a Fibonacci sequence […]
In this article we will learn to implement a C program to find the sum of individual digits of a positive integer. A C program is provided below which reads a number and gives the sum of digits and reverse of that number. Program is as follows: //C program to find the sum of […]
In this article we will learn to implement a C program which takes two integer operands and one operator and then performs the operation and prints back the result. Program is as follows: //C program which takes two integer operands and one operator from the user, performs the operation and then prints the result […]
In this article we will learn to implement a C program to find the roots of a quadratic equation. A C program is provided below for calculating the roots of a quadratic equation ax^2+bx+c=0 Program is a follows: //C program to find the roots of a quadratic equation. Ex: ax^2+bx+c=0 #include<stdio.h> #include<conio.h> #include<math.h> void […]