You need to use 12 straight pieces of wire to make a frame

Last updated: 7/26/2022

You need to use 12 straight pieces of wire to make a frame for a rectangular box with square top and bottom: The wire for the vertical edges costs $8 per meter, while the wire for the horizontal edges of the top and bottom) costs only $4 per meter. The most you can spend to buy the wire is $160 and you want to build a box with the biggest possible