KIT JAVA AND PYTHON_B7 java practice PROBLEM 1
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import java.util.Scanner;
import static java.lang.System.*;
import java.util.ArrayList;
import java.util.Collections;
public class Main {
public static void main(String[] args) {
Scanner scan = new Scanner(in);
double n = scan.nextDouble();
double sum = 0;
ArrayList<Double> xs = new ArrayList<Double>();
for (double i = 0; i < n; ++i) {
double x = scan.nextDouble();
xs.add(x);
sum += x;
}
out.println("Mean: " + sum / n);
Collections.sort(xs);
double h = n / 2;
if (n % 2 == 0) {
int hi = (int)h;
out.println("Median: " + ((xs.get(hi) + xs.get(hi - 1)) / 2));
} else {
int hi = (int)(h + 0.5);
out.println("Median: " + xs.get(hi));
}
int max = 0;
int maxI = 0;
for (int i = 0; i < n; ++i) {
int memo = 0;
for (int j = 0; j < n; ++j) {
if (xs.get(i) == xs.get(j)) {
++memo;
}
}
if (memo > max) {
max = memo;
maxI = i;
}
}
out.println("Mode: " + xs.get(maxI));
}
}
Java
INFO