js array value that appears odd number of times
// 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)); // 5javascript find all odd between two numbers
function oddNumbers(l, r) {
let arr = [];
while (l <= r) {
arr.push(l);
l += 1;
};
return arr.filter(n => n % 2);
}Copyright © 2021 Codeinu
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