Help me in solving ZCO13003 problem

help
,
1

My issue

Time limit exceeded

My code

# cook your dish here
n,k=map(int,input().split())
x=list(map(int,input().split()))
c=0
for j in range(n-1):
    for p in range(j+1,n):
        if k>x[j]+x[p]:
            c+=1
print(c)

Problem Link: CodeChef: Practical coding for everyone