Sum Of All Fears

by Dr Logic · Difficulty 4 of 5 by Dr Logic

CASE 1520

Sum Of All Fears

by Dr Logic Open on SudokuPad

  • Kropki dots
  • Region sum lines
  • Whisper lines

The brief

Normal Sudoku Rules Apply. The sum of the digits on a Region Sum line is the same for each box it occupies (this value may be different for different lines). Digits adjacent along a green german whispers line must differ by at least 5. Digits separated by a black dot must be in a 1:2 ratio. Digits separated by a white dot must be consecutive. Not all dots are given

Sum of All Fears: A Sudoku all about Geometry Contains the full solution