覆面カックロ

There are ten letters from A to J in the diagram above.
These letters represent the numbers from 0 to 9.
Some of these letters have been placed as clue.
Your task is to find which letter represents which number.
Of course, you have to solve the Kakro Puzzle to make sure.
To solve Kakro Puzzle, place the numbers 1 to 9 into blank cells.
The sum of each vertical or horizontal block equals the number at the top or on the left side of that block.
The sums are in the black cells.
There must not be number repetition in a block.
Enter the numerical representation of ABCDEFGHIJ as answer.
(Answer format must be like 0123456789.)