two Some-twopointer
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|---|---|
| Language | JavaScript |
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| Snippet Metadata | |
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| Owner | Ghost |
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| Modified | |
| Visibility | Public |
// for sorted array
var twoSum = function(nums, target) {
let start= 0
let end=nums.length-1
while(end>start){
let final=nums[start]+nums[end]
if(final==target){
return [start,end]
}else if(final>target){
end--
}else if(final<target){
start++
}else{
return -1
}
}
};
let nums=[2,3,4]
let target=6
console.log(twoSum(nums,target))
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