{"problem":{"name":"754","description":{"content":"There is a string $S$ consisting of digits `1`, `2`, $...$, `9`. Lunlun, the Dachshund, will take out three consecutive digits from $S$, treat them as a single integer $X$ and bring it to her master. ","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc114_b"},"statements":[{"statement_type":"Markdown","content":"There is a string $S$ consisting of digits `1`, `2`, $...$, `9`. Lunlun, the Dachshund, will take out three consecutive digits from $S$, treat them as a single integer $X$ and bring it to her master. (She cannot rearrange the digits.)\nThe master's favorite number is $753$. The closer to this number, the better. What is the minimum possible (absolute) difference between $X$ and $753$?\n\n## Constraints\n\n*   $S$ is a string of length between $4$ and $10$ (inclusive).\n*   Each character in $S$ is `1`, `2`, $...$, or `9`.\n\n## Input\n\nInput is given from Standard Input in the following format:\n\n$S$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc114_b","tags":[],"sample_group":[["1234567876","34\n\nTaking out the seventh to ninth characters results in $X = 787$, and the difference between this and $753$ is $787 - 753 = 34$. The difference cannot be made smaller, no matter where $X$ is taken from.\nNote that the digits cannot be rearranged. For example, taking out `567` and rearranging it to `765` is not allowed.\nWe cannot take out three digits that are not consecutive from $S$, either. For example, taking out the seventh digit `7`, the ninth digit `7` and the tenth digit `6` to obtain `776` is not allowed."],["35753","0\n\nIf `753` itself can be taken out, the answer is $0$."],["1111111111","642\n\nNo matter where $X$ is taken from, $X = 111$, with the difference $753 - 111 = 642$."]],"created_at":"2026-03-03 11:01:14"}}