please solve it quickly as soon as possible

Problem #2 A text files with seven symbols {A, B, C, D, E, F, G) Symbol Count A 100 B 150 120 D 30 E 40 F 130 G 10 1. Apply the Huffman algorithm to find the Huffman tree 2. Find the code for each symbol 3. Final the subtotal (bits) for each symbol