Mark Sweep's puzzles

This combination felt quite natural while setting it. Hopefully that translates well to the solving experience. Enjoy! Rules Draw a non-intersecting loop along some of the edges that passes through every circle. The loop must turn on black circles and travel straight through the cells on either side. The loop must go straight through white circles, and turn in at least one of the cells on either side. Numbers represent the number of edges drawn surrounding the clue (up to four). Solve online

As the new year is approaching, we can count down with this puzzle. Rules Connect some pairs of orthogonally adjacent dots to form a single non-intersecting loop. Clues represent the number of edges drawn surrounding the clue (up to four). Solve online