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- var array = [true, false, true]
- function isValid(a) {
- var trueSeenAlready = false
- for (var i = 0; i < a.length; i++) {
- if (trueSeenAlready && a[i]) return false
- trueSeenAlready |= a[i]
- }
- return trueSeenAlready
- }
- console.log(isValid(array))
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