Sum of Series||C language||programming_info ||Series problem 5

C Program to calculate (1)+(1+2)+(1+2+3)+.....+(1+2+3+...+n)Series.

Solution using C language:

#include<stdio.h>

#include<conio.h>

void main()

{

 int i,j,n,sum=0;

 clrscr();

    n=10;

    for(i=1;i<=n;i++)

    {

        for(j=1;j<=i;j++)

        {

            sum+=j;

        }

    }

    printf("Sum: %d",sum);

getch();

}

Output:

sum:385

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