LeetCode - 31. Next Permutation
31. Next Permutation
Problem's Link
----------------------------------------------------------------------------
Mean:
给定一个数列,求这个数列字典序的下一个排列.
analyse:
next_permutation函数的运用.
Time complexity: O(N)
view code
{
public:
void nextPermutation(vector<int>& nums)
{
if(next_permutation(nums.begin(),nums.end()))
return;
else
{
sort(nums.begin(),nums.end());
return;
}
}
};
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