{"problem":{"name":"Rally","description":{"content":"There are $N$ people living on a number line. The $i$\\-th person lives at coordinate $X_i$. You are going to hold a meeting that all $N$ people have to attend. The meeting can be held at any **integer","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc156_c"},"statements":[{"statement_type":"Markdown","content":"There are $N$ people living on a number line.\nThe $i$\\-th person lives at coordinate $X_i$.\nYou are going to hold a meeting that all $N$ people have to attend.\nThe meeting can be held at any **integer coordinate**. If you choose to hold the meeting at coordinate $P$, the $i$\\-th person will spend $(X_i - P)^2$ points of stamina to attend the meeting.\nFind the minimum total points of stamina the $N$ people have to spend.\n\n## Constraints\n\n*   All values in input are integers.\n*   $1 \\leq N \\leq 100$\n*   $1 \\leq X_i \\leq 100$\n\n## Input\n\nInput is given from Standard Input in the following format:\n\n$N$\n$X_1$ $X_2$ $...$ $X_N$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc156_c","tags":[],"sample_group":[["2\n1 4","5\n\nAssume the meeting is held at coordinate $2$. In this case, the first person will spend $(1 - 2)^2$ points of stamina, and the second person will spend $(4 - 2)^2 = 4$ points of stamina, for a total of $5$ points of stamina. This is the minimum total stamina that the $2$ people have to spend.\nNote that you can hold the meeting only at an integer coordinate."],["7\n14 14 2 13 56 2 37","2354"]],"created_at":"2026-03-03 11:01:14"}}