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- import java.util.Scanner;
- /**
- This program reads information about coins and
- prints the value of the coins.
- */
- public class Coins
- {
- public static void main(String[] args)
- {
- // Define constants
- final String P_TYPE = "P";
- final String N_TYPE = "N";
- final String D_TYPE = "D";
- final String Q_TYPE = "Q";
- // Read a number and type of coin
- System.out.println("Enter number and type of coins: ");
- Scanner in = new Scanner(System.in);
- int numCoins = in.nextInt();
- String typCoin = in.next();
- // Determine and print worth of coin pile
- // Use output statements
- double value;
- switch(typCoin)
- {
- case "P":
- value = 0.01d * numCoins;
- break;
- case "N":
- value = 0.05d * numCoins;
- break;
- case "D":
- value = 0.10d * numCoins;
- break;
- case "Q":
- value = 0.25d * numCoins;
- break;
- default:
- System.out.println("Error");
- return;
- }
- System.out.printf("%.2f\n", value);
- }
- }
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