ez思路:双指针,滑动窗口 import sys def mostnum(a:list): ans = 0 p1, p2 = 0, 0 while (p2 <= len(a)-1): while(p2 <= len(a)-1 and a[p2]-a[p1] <= k): p2 += 1 ans = max(ans, p2-p1) while(p2 <= len(a)-1 and a[p2]-a[p1] > k): p1 += 1 return ans n,k = list(map(int, input().strip().split(' '))) a = [] #...