valeur de tableau js qui apparaît impair nombre de fois
// Find the odd int
function findOdd(A) {
return A.reduce((a, b) => a ^ b);
}
console.log(findOdd([20,1,-1,2,-2,3,3,5,5,1,2,4,20,4,-1,-2,5], 5)); // 5
console.log(findOdd([1,1,2,-2,5,2,4,4,-1,-2,5], -1)); // -1
console.log(findOdd([20,1,1,2,2,3,3,5,5,4,20,4,5], 5)); // 5
Lucky-Magnet