★★ Java の宿題ここで答えます Part 68 ★★

import java.io.*;
class ans475 {
  public static void main(String[] args) {
    int height; double weight;
    InputStreamReader in = new InputStreamReader(System.in);
    BufferedReader br = new BufferedReader(in);

    try {
      System.out.print("身長(cm)=");
      height = Integer.parseInt(br.readLine());
    } catch (IOException e) {
      System.out.println("入力エラー");
      return;
    } catch (NumberFormatException e) {
      System.out.println("数値エラー");
      return;
    }
    weight = height/100. * height/100. * 22;
    System.out.println("身長="+ height + "(cm) ：標準体重=" + weight + "(kg)です。");
  }
}