{
"$type": "site.standard.document",
"bskyPostRef": {
"cid": "bafyreifpmxpastjlmiiuqrzqbt425dno7gjsbiit54wjiphtrrfq67p6yy",
"uri": "at://did:plc:6t55zewcvauifrt5ts3usclu/app.bsky.feed.post/3mjaz5dkphhh2"
},
"coverImage": {
"$type": "blob",
"ref": {
"$link": "bafkreiciz4xj2ry5wuwjbzpsv4dp2hmlqb5wfyouorduoardmdga2fb2ia"
},
"mimeType": "image/png",
"size": 33658
},
"path": "/questions/137627/prove-that-at-least-one-of-the-cars-can-drive-around-the-track-by-taking-gas-fro",
"publishedAt": "2026-04-11T12:41:59.000Z",
"site": "https://puzzling.stackexchange.com",
"title": "Prove that at least one of the cars can drive around the track by taking gas from other cars on its way. – puzzling.stackexchange.com",
"updatedAt": "2026-04-11T14:59:24.000Z"
}