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add solution: Missing Number
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GotPrgmer committed Jan 5, 2025
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18 changes: 18 additions & 0 deletions missing-number/Gotprgmer.java
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// 단순하게 정렬해서 일치하지 않으면 출력하고 리스트를 벗어나면 그대로 checkNum을 출력하는 방식
// 시간복잡도 : O(NlogN)
// 공간복잡도 : O(1)

class SolutionGotprgmer {
public int missingNumber(int[] nums) {
Arrays.sort(nums);
int checkNum = 0;
for(int i=0;i<nums.length;i++){
if(nums[i] != checkNum){
return checkNum;
}
checkNum += 1;
}
return checkNum;

}
}

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