Build a pile of Cubes

G964_findNb.ts

export class G964 {
    public static findNb(m: number): number {
        // create an endless loop that increments n, the cube number, starting with a value of 1  
        for ( var n = 0;;n++ ) {
          if ( m > 0 ) {
            // if m, the total volume, is not 0, we will subtract the volume of the current cube from it
            // first calculate the volume of the current cube
            let currCubeVol = Math.pow( n+1, 3);
            
            // subtract the current cube volume from the total volume
            m = m - currCubeVol;
          } else if ( m == 0 ) {
            // if m is zero then we've found our n, so return n
            return n;
          } else if ( m < 0 ) {
            // if we've gone below zero there is no such n!
            return (-1);
          }
        }   
    }
}