With the help of a suitable diagram explain the life-cycle of a smart contract in Ethereum

The life-cycle of a smart contract in Ethereum can be explained in the following steps:

1. Creation: The first step in the life-cycle of a smart contract is its creation. A developer writes the smart contract using a programming language called Solidity. The contract includes a set of rules and conditions.

2. Compilation: After writing the contract, the next step is to compile it. The Solidity code of the smart contract is compiled into bytecode, which can be executed on the Ethereum Virtual Machine (EVM).

3. Deployment: Once the smart contract is compiled, it is then deployed on the Ethereum blockchain. This is done by sending a special transaction that includes the contract's bytecode.

4. Interaction: After the smart contract is deployed, it can be interacted with. Users can send transactions to the contract's address to call its functions and trigger its rules and conditions.

5. Completion: The smart contract continues to exist and operate on the blockchain until it is self-destructed or until all its conditions are met.

Here is a simple diagram to illustrate these steps:

Creation
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  V
Compilation
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  V
Deployment
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  V
Interaction
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  V
Completion

Please note that once a smart contract is deployed, it cannot be changed or deleted (unless it was programmed to self-destruct under certain conditions). This immutability is one of the key features of blockchain technology.