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import java.util.HashMap;
import java.util.Map;

public class MapTraversalExample {
    public static void main(String[] args) {
        // 鍒涘缓涓€涓狹ap瀵硅薄骞舵坊鍔犱竴浜涢敭鍊煎
        Map<String, Integer> map = new HashMap<>();
        map.put("A", 1);
        map.put("B", 2);
        map.put("C", 3);

        // 浣跨敤entrySet()鏂规硶閬嶅巻Map
        for (Map.Entry<String, Integer> entry : map.entrySet()) {
            String key = entry.getKey();
            Integer value = entry.getValue();
            System.out.println("Key: " + key + ", Value: " + value);
        }
    }
}

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Key: A, Value: 1
Key: B, Value: 2
Key: C, Value: 3

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