diff --git a/intro/bank/ContoCorrente.java b/src/intro/bank/ContoCorrente.java
similarity index 100%
rename from intro/bank/ContoCorrente.java
rename to src/intro/bank/ContoCorrente.java
diff --git a/intro/bank/ContoCorrenteCurrency.java b/src/intro/bank/ContoCorrenteCurrency.java
similarity index 100%
rename from intro/bank/ContoCorrenteCurrency.java
rename to src/intro/bank/ContoCorrenteCurrency.java
diff --git a/intro/bank/Currency.java b/src/intro/bank/Currency.java
similarity index 100%
rename from intro/bank/Currency.java
rename to src/intro/bank/Currency.java
diff --git a/intro/bank/TestContoCorrente.java b/src/intro/bank/TestContoCorrente.java
similarity index 100%
rename from intro/bank/TestContoCorrente.java
rename to src/intro/bank/TestContoCorrente.java
diff --git a/intro/engine/Diesel.java b/src/intro/engine/Diesel.java
similarity index 100%
rename from intro/engine/Diesel.java
rename to src/intro/engine/Diesel.java
diff --git a/intro/engine/Gasoline.java b/src/intro/engine/Gasoline.java
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rename from intro/engine/Gasoline.java
rename to src/intro/engine/Gasoline.java
diff --git a/intro/engine/Motore.java b/src/intro/engine/Motore.java
similarity index 100%
rename from intro/engine/Motore.java
rename to src/intro/engine/Motore.java
diff --git a/intro/engine/MotoreTest.java b/src/intro/engine/MotoreTest.java
similarity index 100%
rename from intro/engine/MotoreTest.java
rename to src/intro/engine/MotoreTest.java
diff --git a/intro/engine/NaturalGas.java b/src/intro/engine/NaturalGas.java
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rename to src/intro/engine/NaturalGas.java
diff --git a/intro/helloWorld/HelloWorld.java b/src/intro/helloWorld/HelloWorld.java
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rename from intro/helloWorld/HelloWorld.java
rename to src/intro/helloWorld/HelloWorld.java
diff --git a/intro/persona/ImpiegatiDemo.java b/src/intro/persona/ImpiegatiDemo.java
similarity index 100%
rename from intro/persona/ImpiegatiDemo.java
rename to src/intro/persona/ImpiegatiDemo.java
diff --git a/intro/persona/Impiegato.java b/src/intro/persona/Impiegato.java
similarity index 100%
rename from intro/persona/Impiegato.java
rename to src/intro/persona/Impiegato.java
diff --git a/intro/persona/Persona.java b/src/intro/persona/Persona.java
similarity index 100%
rename from intro/persona/Persona.java
rename to src/intro/persona/Persona.java
diff --git a/intro/persona/Stagista.java b/src/intro/persona/Stagista.java
similarity index 100%
rename from intro/persona/Stagista.java
rename to src/intro/persona/Stagista.java
diff --git a/intro/persone/Cittadinanza.java b/src/intro/persone/Cittadinanza.java
similarity index 100%
rename from intro/persone/Cittadinanza.java
rename to src/intro/persone/Cittadinanza.java
diff --git a/intro/persone/Persona.java b/src/intro/persone/Persona.java
similarity index 100%
rename from intro/persone/Persona.java
rename to src/intro/persone/Persona.java