uva 10714

#include <iostream>#include <cstdio>#include <algorithm>using namespace std;int main(){    int cas;    scanf("%d",&cas);    while(cas--)    {     int len,m,d;     int Min,Max;     Max = Min = -1;     scanf("%d %d",&len,&m);     while(m--){          scanf("%d",&d);          Min = max(Min,min(d,len-d));          Max = max(Max,max(d,len-d));     }     printf("%d %d\n",Min,Max);    }    return 0;}