#N1710. Maximum Units on a Truck
problem link=>https://leetcode.com/problems/maximum-units-on-a-truck/

#solution

class Solution {
    public int maximumUnits(int[][] type, int tsize) {
        Arrays.sort(type, (a, b) -> a[1] - b[1]);
        int ans=0;
        
        for(int i=type.length-1; i>=0; i--){
            if(tsize>type[i][0]){
                ans+=type[i][0]*type[i][1];
                tsize-=type[i][0];
            }
            else{
                ans+=tsize*type[i][1];
                break;
            }
        }
        
        return ans;
    }
}