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First solution in Clear category for [old] Safe Code by Moff
function safeCode(equation) {
for (let i = 0; i < 10; i++) {
if (equation.includes(i) || ((equation.startsWith('#') || equation.includes('=#') || equation.includes('##')) & i === 0))
continue;
if (eval(equation.replace('=', '==').replace('--', '+').replace(/#/g, i)))
return i;
}
return -1;
}
Oct. 7, 2018