Japanese Sums (Mini Puzzles Series #34)

When it comes to Number Puzzles Japanese Sums are one of my favorite puzzle types. It is also known by the name Summo. However, the name Japanese Sums is famous and it is now a Classical puzzle known by this name. It has appeared in many World Puzzle Championships. This Japanese Sums puzzle is a very old puzzle created by me and now I am re-publishing it as the 34th puzzle in Mini Puzzles Series.

Rules of Japanese Sums puzzle

Place digits given in the range in the grid, so that no row or column contains the same digit more than once. The numbers outside the grid indicate the sums of the digit groups in that row or column and in the given order. Sums should be separated by at least one black cell.
Japanese Sums (Mini Puzzles Series #34)
Japanese Sums (Mini Puzzles Series #34)

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