#include<stdio.h> //y=x+b y=-x+b int main() { //b = y-x b = y+x int i,j,k,n,a,b,max,sum = 0; int x[1000],y[1000]; scanf("%d", &n); for(i = 0; i < n; i++) { scanf("%d", &x[i]); } for(i = 0; i ...