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New puzzle in 'unfinished'. Essentially, Sudoku for group theorists:
[sgt/puzzles]
/
unequal.c
diff --git
a/unequal.c
b/unequal.c
index
459e35f
..
8c56509
100644
(file)
--- a/
unequal.c
+++ b/
unequal.c
@@
-728,7
+728,7
@@
static int solver_adjacent_set(struct latin_solver *solver, void *vctx)
for (x = 0; x < o; x++) {
for (y = 0; y < o; y++) {
- for (i = 0; i <
o
; i++) {
+ for (i = 0; i <
4
; i++) {
int isadjacent = (GRID(ctx->state, flags, x, y) & adjthan[i].f);
nx = x + adjthan[i].dx, ny = y + adjthan[i].dy;