B. Even Numbers Using C

🔍 Problem Solving from Codeforces using C language

This is a problem-solving post from Codeforces. Below is the problem with a short explanation and its solution.

This example is solved using C language.

🧩 Main Problem: Given a number N. Print all even numbers between 1 and N inclusive in separate lines.

🔗 Problem Link: Codeforces Problem

💡 Solution:

#include <stdio.h>
int main()
{
    int x;
    scanf("%d", &x);
    int i;
 
    for (i = 1; i <= x; i++)
    {
        if (i % 2 == 0) printf("%u\n", i);
    }
    if (x==1) printf("-1");
    return 0;
}

✅ This solution reads four integers from user and calculate using the given equation.

📝 Input:

10

📄 Output:

2
4
6
8
10

📝 Input:

5

📄 Output:

2
4

🔗 Find Similar Problems from Codeforces– Click Here

🤔 More Problem Solving – Click Here

📘 Learn C Programming – Click Here