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#N852. Peak Index in a Mountain Array
problem link=>https://leetcode.com/problems/peak-index-in-a-mountain-array/
#solution
problem link=>https://leetcode.com/problems/peak-index-in-a-mountain-array/
#solution
class Solution {
public int peakIndexInMountainArray(int[] arr) {
int index=-1;
for(int i=0; i<arr.length-1; i++){
if(arr[i]>arr[i+1]){
index=i;
break;
}
}
return index;
}
}