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meal.java
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meal.java
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import java.util.Scanner;
public class MealSolverMultipleDiners {
public static void main(String[] args) {
Scanner scnr = new Scanner(System.in);
final int EMPANADA_COST = 3;
final int TACO_COST = 4;
int userMoney;
int numTacos;
int numEmpanadas;
int mealCost;
int maxEmpanadas;
int maxTacos;
int numOptions;
int numDiners;
numTacos = 0;
numEmpanadas = 0;
mealCost = 0;
numOptions = 0;
System.out.print("Enter money for meal: ");
userMoney = scnr.nextInt();
System.out.print("How many people are eating: ");
numDiners = scnr.nextInt();
maxEmpanadas = userMoney / EMPANADA_COST;
maxTacos = userMoney / TACO_COST;
for (numTacos = 0; numTacos <= maxTacos; ++numTacos) {
for (numEmpanadas = 0; numEmpanadas <= maxEmpanadas; ++numEmpanadas) {
// Total items must be equally divisible by number of diners
if (((numTacos + numEmpanadas) % numDiners) != 0) {
continue;
}
mealCost = (numEmpanadas * EMPANADA_COST) + (numTacos * TACO_COST);
if (mealCost == userMoney) {
System.out.println("$" + mealCost + " buys " + numEmpanadas
+ " empanadas and " + numTacos
+ " tacos without change.");
numOptions = numOptions + 1;
}
}
}
if (numOptions == 0) {
System.out.println("You cannot buy a meal without having "
+ "change left over.");
}
}
}