题解

# include <bits/stdc++.h>
typedef unsigned long long ull;

#define getchar getchar_unlocked()
#define psbc push_back
#define v vector
#define for1 for(i = 0;i<n;i++)
#define be(x) x.begin(),x.end()

using  namespace  std ;
const int MX = 1e5;
int i,j,k;
int r(){
    int x = 0,f = 1;
    char c = getchar;
    while(c<'0'||c>'9'){if(c=='-') f = -1;c = getchar;}
    while(c>='0'&&c<='9') x = (x<<1)+(x<<3)+(c^(3<<4)),c = getchar;
    return x*f;
}
int  main ( )
{
    int t = r();
    while(t--){
        int n = r(),m = r(),x;
        ull sum = 0;
        bool f = 1;
        for(i = 0;i<n;i++){
            x = r();
            sum += x;
            if(x>=m){
                f = 0;
            }
        }
        double avg = sum*1.0/n;
        if(f){
            cout<<"OK!";
        }
        else{
            cout<<"TLE!";
        }
        printf("\n%.3f\n",avg);
    }
    return  0;
}