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581.h 493 B

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  1. #include <limits.h>
  2. int findUnsortedSubarray(int* nums, int numsSize) {
  3. int n = numsSize;
  4. int maxn = INT_MIN, right = -1;
  5. int minn = INT_MAX, left = -1;
  6. for (int i = 0; i < n; i++) {
  7. if (maxn > nums[i]) {
  8. right = i;
  9. } else {
  10. maxn = nums[i];
  11. }
  12. if (minn < nums[n - i - 1]) {
  13. left = n - i - 1;
  14. } else {
  15. minn = nums[n - i - 1];
  16. }
  17. }
  18. return right == -1 ? 0 : right - left + 1;
  19. }
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