Error Code Mapping

#include <iostream>
#include <cstdint>
using namespace std;

enum class ErrorCode : uint8_t {

None = 0,
Timeout = 1,
Overflow = 2,
Invalid = 3,
};

// Implement:
const char* toString(ErrorCode e){

    switch(e){

        case ErrorCode::None: return "None";
        case ErrorCode::Timeout: return "Timeout"; 
        case ErrorCode::Overflow: return"Overflow"; 
        case ErrorCode::Invalid: return "Invalid"; 


    }
}

int main() {
    int x;
    cin >> x;

    // Input value is guaranteed to be in the range 0&#8211;3
    ErrorCode e = static_cast<ErrorCode>(x);

    cout << toString(e);
    return 0;
}