Question

Write a java program to find the sum of all natural numbers from 1 to n using for loop
​

Answer 1

Answer:

public class SumOfNaturalNumber1

{

public static void main(String[] args)

{

int i, num = 10, sum = 0;

//executes until the condition returns true

for(i = 1; i <= num; ++i)

{

//adding the value of i into sum variable

sum = sum + i;

}

//prints the sum

Answer 2

Answer:

Hope it helps you!!

Explanation:

SumOfNaturalNumbers

{

public static void main(string args[])

{

int i, num=10,sum=0;

for (i = 1; i<=num;++i)

{

sum=sum+i ;

}

System.out.println("Sum of first natural numbers is ="+sum);

}

}