KCS151/KCS251 PPS Lab Exercise Program: 15

KCS151P/KCS251P

LAB 1
LAB 2
LAB 3
LAB 4

Write a program to print the area of the rectangle using function & return its value to the main function.

Write a program to calculate the factorial for the given number using a function.

Write a program to find the sum of the Fibonacci series using a function.

Write factorial function & use the function to find the sum of series S = 1! + 2! + … + n!

LAB 5

Write a program to find the factorial of the given number using recursion.

Write a program to find the sum of digits of a 5 digit number using recursion.

Write a program to calculate the GCD of given numbers using recursion.

Write a program to convert a decimal number into a binary number.

Write a program to convert a binary number into a decimal number.

LAB 6

Write a program to delete duplicate element in a list of 10 elements & display it on screen.

Write a program to merge two sorted arrays & no element is repeated during merging.

Write a program to evaluate the addition of diagonal elements of two square matrixes.

Write a program to find the transpose of a given matrix & check whether it is symmetric or not.

Write a program to print the multiplication of two N*N (Square) matrix.

LAB 7

Write a program in C to check whether the given string is a palindrome or not.

Write a program to sort the array of characters (String) in alphabetical order like STRING in GINRST.

Write a program to remove all the blank space from the string & print it, also count the no of characters.

Write a program to store the following string “zero”, “one”, … “five”.
Print the no in words, given in figure as 3205.

LAB 8

Write a program to compare two given dates. To store a date uses a structure that contains three members namely day, month, and year. If the dates are equal then display message equal otherwise unequal.

Define a structure that can describe a hotel. It should have the member that includes the name, address, grade, room charge, and the number of rooms.
Write a function to print out the hotel of given grade in order of room charges.

Define a structure called cricket with player name, team name, batting average, for 55 players & 5 teams. Print team-wise list contains names of players with their batting average.

LAB 9

Write a C program to copy & count the character content of one file, says a.txt to another file b.txt.

Write a program to take 10 integers from a file and write the square of these integers in another file.

Write a program to read numbers from a file and then write all ‘odd’ numbers to file ODD.txt & all ‘even’ to file EVEN.txt.

Write a program to print all the prime numbers, between 1 to 100 in file prime.txt.

Write the following C program using pointer:
a) To sort the list of numbers through the pointer.
b) To reverse the string through the pointer.

LAB 10

Write a program to find the largest no among 20 integers array using dynamic memory allocation.

Using Dynamic Memory Allocation, Write a program to find the transpose of the given matrix.

Write a program to find the factorial of the given number using the command line argument.

Write a program to find the sum of digits of a 5 digit number using the command line argument.

15. Write a function that return sum of all the odd digits of a given positive no entered through keyboard.

				
					/*
 File: Prgrm15.c
 Author: Aditya Saini
 Date: Jan 17, 2021
 Description: Function that returns the sum of all the odd digits of a given positive no entered
 through keyboard.
*/

#include <stdio.h>
#include <math.h>

int my_fun (int);

int main (void)
{
    int num;
    int sum;
    
    //Input number
    printf ("Input number: ");
    scanf ("%d", &num);
    
    //Function call
    sum = my_fun (num);
    
    //Print result
    printf ("Sum of odd digits: %d", sum);
    
    return 0;
};

int my_fun (int num)
{
    int sum_1, sum_2;
    int num_of_digits;
    
    //Calculate sum
    num_of_digits = 0;
    sum_1 = sum_2 = 0;
    while (num != 0)
    {
        if (num_of_digits % 2 == 0)
            sum_1 = sum_1 + num % 10;
        else
            sum_2 = sum_2 + num % 10;
        num_of_digits++;
        num = num / 10;
    }
    
    //Return sum
    if (num_of_digits %2 == 0)
        return sum_2;
    else
        return sum_1;
};
				
			

Try it yourself

Sample Input and Output

Stdin Inputs:

12345

Sample Result:

Input number: 12345
Sum of odd digits: 9

Aditya Saini

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