1502.can-make-arithmetic-progression-from-sequence.cpp

/*
 * @lc app=leetcode id=1502 lang=cpp
 *
 * [1502] Can Make Arithmetic Progression From Sequence
 */

// @lc code=start
class Solution {
public:
    bool canMakeArithmeticProgression(vector<int>& arr) {
        sort(arr.begin(),arr.end());
        int dif=arr[1]-arr[0];
        for(int i=2;i<arr.size();i++)
        {
            if(arr[i]-arr[i-1]!=dif)
            {
                return false;
            }
        }
        return true;
    }
};
// @lc code=end