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  1. import java.util.*;
  2.  
  3. class Tribe {
  4.     private String name;
  5.     private int population;
  6.     private boolean fireKnowledge;
  7.  
  8.     public Tribe(String name, int population, boolean fireKnowledge) {
  9.         this.name = name;
  10.         this.population = population;
  11.         this.fireKnowledge = fireKnowledge;
  12.     }
  13.  
  14.     public String getName() {
  15.         return name;
  16.     }
  17.  
  18.     public int getPopulation() {
  19.         return population;
  20.     }
  21.  
  22.     public boolean hasFireKnowledge() {
  23.         return fireKnowledge;
  24.     }
  25.  
  26.     public static void main(String[] args) {
  27.         Tribe[] tribes = {
  28.             new Tribe("Степное Племя", 100, true),
  29.             new Tribe("Лесное Племя", 75, false),
  30.             new Tribe("Горное Племя", 50, true),
  31.             new Tribe("Пустынное Племя", 120, false),
  32.             new Tribe("Морское Племя", 90, true)
  33.         };
  34.  
  35.         int totalPopulation = 0;
  36.         int fireAwareTribes = 0;
  37.  
  38.         for (Tribe tribe : tribes) {
  39.             totalPopulation += tribe.getPopulation();
  40.             if (tribe.hasFireKnowledge()) {
  41.                 fireAwareTribes++;
  42.             }
  43.         }
  44.  
  45.         System.out.println("Общая численность племён: " + totalPopulation);
  46.         System.out.println("Количество племён, знакомых с огнём: " + fireAwareTribes);
  47.     }
  48. }
  49.  
Success #stdin #stdout 0.12s 55768KB
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Standard input is empty
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Общая численность племён: 435
Количество племён, знакомых с огнём: 3
https://ideone.com/AdR1P3
language:
Java (HotSpot 12)
created:
17 days ago
visibility:
public

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