#include <iostream>
using namespace std;
enum class RuleSeverityEnum
{
    FATAL,
    ERROR,
    WARNING,
    INFO,
    LAST
};
int main() {
	RuleSeverityEnum old_severity = RuleSeverityEnum::ERROR;
	RuleSeverityEnum new_severity = RuleSeverityEnum::FATAL;
	int old_sev = (int)old_severity;
    int new_sev = (int)new_severity;
    bool is_new_severity_illegal = ( old_sev < new_sev );
 
    if(is_new_severity_illegal && !old_sev)
    	cout<<"Can't be downgraded\n";
    else 
    	cout<<"can be downgraded\n";
 
	return 0;
}

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