题目：http://codeforces.com/problemset/problem/1042/A
#include<iostream>#include<cstdio>#include<cstring>#include<algorithm>#define mid ((l+r)>>1)using namespace std;int const maxn=105;int n,m,a[maxn],ans,mx;bool ck(int x){ int ret=0; for(int i=1;i<=n;i++)ret+=x-a[i]; return (ret>=m);}int main(){ scanf("%d%d",&n,&m); for(int i=1;i<=n;i++)scanf("%d",&a[i]),mx=max(mx,a[i]); int l=mx,r=mx+m; while(l<=r) { if(ck(mid))ans=mid,r=mid-1; else l=mid+1; } printf("%d %dn",ans,mx+m); return 0;}