C# Program To Print Sum Of Series 1+2+3+..+n

c# program to print sum of series 1+2+3+....+n

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using System; namespace SumOfSeries { class Program { static void Main(string[] args) { int sum = 0, i, n; Console.WriteLine("\n>>> C# Program to print Sum of Series 1+2+3+..+n <<<\n"); Console.Write("\n Enter the number of terms:"); n=Convert.ToInt32(Console.ReadLine()); for (i = 1; i <= n; i++) { sum += i; } Console.WriteLine("\n Sum of series upto {0} is : {1}", n, sum); Console.ReadLine(); } } }

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For C Program:  C program to print sum of series 1+2+3+..+n