In class exercises for 08.29 - Rafael Soto, 3327

Main.java

package nyc.c4q.rafaelsoto;

public class Main {

    public static void main(String[] args) {

        //Q1. Triangle
        drawTriangle(4);

        System.out.print("");

        //Q2. Twitter
        twitterMentions("@MMViverito @C4QNYC @PerScholas launch task force on diversity, inclusion & equity in NYC's tech sector http://bit.ly/2bcfygs #NYCCLabs");

    }

        //Q1. Triangle Function
    public static void drawTriangle(int size) {
        String triangleBuilder = "#";
        for (int i = 0; i < size; i++) {
            System.out.println(triangleBuilder);
            triangleBuilder += "#";
        }
    }

        //Q2. Twitter Function
    public static void twitterMentions(String tweet) {
        String twitterMentionsBuilder = "";
        String twitterHashtagBuilder = "";

        for (int i = 0; i < tweet.length(); i++) {

            if (tweet.charAt(i) == '@') {
                while ((tweet.charAt(i) != ' ') && i != tweet.length() -1) {
                    twitterMentionsBuilder += tweet.charAt(i);
                    i++;
                }
                twitterMentionsBuilder += ' ';
            } else if (tweet.charAt(i) == '#') {
                while ((tweet.charAt(i) != ' ') && i != tweet.length() -1) {
                    twitterHashtagBuilder += tweet.charAt(i);
                    i++;
                }
                twitterHashtagBuilder += ' ';
            } else {
                i++;
            }
        }
        System.out.println("Mentions: " + twitterMentionsBuilder + "Hashtags: " + twitterHashtagBuilder);
    }
}