number left handed right angled triangle

class Main {
    public static void main(String[] args) {
        int n = 5;
        for(int i = 1; i <= n; i++){
            for(int j = 1; j <= i; j++){
                System.out.print(j);
            }
            System.out.println();
        }
    }
}

Java

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number left handed right angled triangle

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