{"raw_statement":[{"iden":"problem statement","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."},{"iden":"constraints","content":"*   All values in input are integers.\n*   $1 \\leq N \\leq 100$\n*   $1 \\leq X_i \\leq 100$"},{"iden":"input","content":"Input is given from Standard Input in the following format:\n\n$N$\n$X_1$ $X_2$ $...$ $X_N$"},{"iden":"sample input 1","content":"2\n1 4"},{"iden":"sample output 1","content":"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."},{"iden":"sample input 2","content":"7\n14 14 2 13 56 2 37"},{"iden":"sample output 2","content":"2354"}],"translated_statement":null,"sample_group":[],"show_order":["default"],"formal_statement":null,"simple_statement":null,"has_page_source":true}