2540. Minimum Common Value
class Solution:
def getCommon(self, nums1: List[int], nums2: List[int]) -> int:
i1 = 0
i2 = 0
while i1 < len(nums1) and i2 < len(nums2):
if nums1[i1] == nums2[i2]:
return nums1[i1]
if nums1[i1] > nums2[i2]:
i2 += 1
else:
i1 += 1
return -1