C Program to Print an Integer (Entered by the User) – updated

C Program to Print an Integer (Entered by the User) In this example, the integer entered by the user is stored in a variable and printed on the screen 2021 updated

To understand this example, you should have the knowledge of the following C programming topics:

• C Variables, Constants and Literals
• C Data Types
• C Input Output (I/O)

Program to Print an Integer

#include <stdio.h>
int main() {   
    int number;
   
    printf("Enter an integer: ");  
    
    // reads and stores input
    scanf("%d", &number);

    // displays output
    printf("You entered: %d", number);
    
    return 0;
}

• Enter an integer: 25
• You entered: 25
• In this program, an integer variable number is declared.

int number;
Then, the user is asked to enter an integer number. This number is stored in the number variable.

printf("Enter an integer: ");
scanf("%d", &number);

Finally, the value stored in number is displayed on the screen using printf().

printf("You entered: %d", number);

Counting sort is used for small integers it is an algorithm with a complexity of O(n+k) as worst case where ‘n’ is the number of elements and k is the greatest number among all the elements .

Types of Sorting Algorithms:

• Quick Sort
• Bubble Sort
• Merge Sort
• Insertion Sort
• Selection Sort
• Heap Sort
• Radix Sort
• Bucket Sort

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