Subtraction

Easy Operators & Expressions
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Problem Statement

Write a C program that takes two integers A and B, and prints the result of A minus B.

Input Format

Two space-separated integers A and B.

Output Format

Print the value of A - B.

Constraints

-100000 <= A, B <= 100000

Sample Input

25 10

Sample Output

15

Explanation

25 - 10 = 15.

Starter Code

#include <stdio.h>

int main() {
    int a, b;
    if (scanf("%d %d", &a, &b) == 2) {
        // Write your code here
    }
    return 0;
}

Limits

  • Time Limit: 1s
  • Memory Limit: 256MB

Embedded C Programming

Updated: March 15, 2026
Intermediate

Embedded systems rely on efficient low-level programming to interact directly with hardware. In this course, you will learn how to write practical Embedded C programs used in real microcontroller-based systems. Rather than focusing only on theory, this course follows a practice-driven approach. Each lesson includes hands-on coding exercises that simulate real firmware development tasks used