Histogram

package S4_ForLoops;

import java.util.Scanner;

public class Histogram {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = Integer.parseInt(scanner.nextLine());

        // define counters for each diapason
        int p1Count = 0;
        int p2Count = 0;
        int p3Count = 0;
        int p4Count = 0;
        int p5Count = 0;

        for (int i = 0; i < n; i++) {
            int number = Integer.parseInt(scanner.nextLine());

            // check for defined diapason and save count for each
            if (number < 200) {
                // p1Count = p1Count + 1;
                // p1Count += 1;
                p1Count++;
            } else if(number <= 399) {
                p2Count++;
            } else if(number <= 599) {
                p3Count++;
            } else if(number <= 799) {
                p4Count++;
            } else {
                p5Count++;
            }
        }

        System.out.printf("%.2f%%%n", 1.0 * p1Count/n * 100);
        System.out.printf("%.2f%%%n", 1.0 * p2Count/n * 100);
        System.out.printf("%.2f%%%n", 1.0 * p3Count/n * 100);
        System.out.printf("%.2f%%%n", 1.0 * p4Count/n * 100);
        System.out.printf("%.2f%%", 1.0 * p5Count/n * 100);

    }
}