Solution.rs

implSolution{
pubfnminimum_average_difference(nums:Vec<i32>) -> i32{
let n = nums.len()asi64;
letmut prefix_sum = 0;
letmut suffix_sum = nums.iter().map(|&x| x asi64).sum::<i64>();
letmut min_avg_diff = i64::MAX;
letmut ret = 0;

for i in0..nums.len(){
 prefix_sum += nums[i]asi64;
 suffix_sum -= nums[i]asi64;
let prefix_avg = prefix_sum / (i asi64 + 1);
let suffix_avg = suffix_sum.checked_div(n - i asi64 - 1).unwrap_or(0);
let avg_diff = (prefix_avg - suffix_avg).abs();

if avg_diff < min_avg_diff {
 min_avg_diff = avg_diff;
 ret = i;
}
}

 ret asi32
}
}