Category Archives: C Programs

This is a C program to replace lowercase characters by uppercase & vice-versa. Problem Description This program accepts the sentence and replaces lowercase characters by uppercase & vice-versa. Problem Solution 1. Take the sentence as input. 2. Using (islower()? toupper():tolower()) function replace lowercase characters by uppercase & vice-versa. 3. Print the output and exit. Program/Source … Read more

Sum of digits in a C program allows a user to enter any number, divide that number into individual numbers, and sum those individual numbers. Example 1: Given number = 14892 => 1 + 4 + 8 + 9 + 2 = 24. Sum of digits of a given number “14892” is 24. Example 2: … Read more

This C program accepts the height of a person & categorize as taller, dwarf & average. Problem Description This program accepts the height of a person as input and categorizes as taller, dwarf & average. Problem Solution 1. Take the height of a person as input. 2. Using if,else statements, categorize it as taller, dwarf … Read more

This C program reads a grade and displays its equivalent description. Problem Description This program takes a grade as input and displays its equivalent description. Problem Solution 1. Take the grade as input. 2. Use switch statement to verify the grade. 3. Print the output and exit. Program/Source Code Here is source code of the … Read more