SumPattern.java

// Problem
// Result
// Sum Pattern
// Send Feedback
// Write a program to print triangle of user defined integers sum.
// Input Format :
// A single integer, N
// Output Format :
// Required Pattern
// Constraints :
// 0 <= N <= 50
// Sample Input 1 :
// 3
// Sample Output 1 :
// 1=1
// 1+2=3
// 1+2+3=6
// Sample Input 2 :
//  5
// Sample Output 2 :
// 1=1
// 1+2=3
// 1+2+3=6
// 1+2+3+4=10
// 1+2+3+4+5=15

import java.util.Scanner;

public class SumPattern {
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        int n = s.nextInt();
        for (int row = 1; row <= n; row++) {
            int value = 0;
            for (int col = 1; col <= row; col++) {
                value += col;
                if (col == row) {
                    System.out.print(col + "=" + value);
                } else {
                    System.out.print(col + "+");
                }

            }
            System.out.println();
        }
        s.close();
    }
}