My goodness what an awful puzzle. Hints to get started: R1(C8-C16), R8(C4-C8), R10(C15-20), R13(C6-C10), R15(C18-21), R24(C11-C15), C3(R9-R11), C6(R12-R15) That should be enough to make the puzzle 90% logical. The rest shouldn't be too difficult to fill in if you follow the patterns.
Hints to get started: R1(C8-C16), R8(C4-C8), R10(C15-20), R13(C6-C10),
R15(C18-21), R24(C11-C15), C3(R9-R11), C6(R12-R15)
That should be enough to make the puzzle 90% logical. The rest shouldn't be too difficult to fill in if you follow the patterns.