var minOperations = function(nums) {
let result = 0;
let operation = 0;
if(nums.length < 2) return 0;
for(let i = 1; i < nums.length; i++){
if(nums[i] <= nums[i-1]){
operation = nums[i-1]-nums[i]+1
result += operation
nums[i] += operation
}
}
return result;
};