Submission #797722

# Submission time Handle Problem Language Result Execution time Memory
797722 2023-07-29T19:51:29 Z jackliy369 A Huge Tower (CEOI10_tower) Python 3
90 / 100
1000 ms 72916 KB
from math import floor, log2, sqrt, log10


N, D = map(int, input().split())
blocks = sorted(list(map(int, input().split())))

def binary_search(l, r, size, list):
    ans = r + 1
    while r >= l:
        m = (l + r) // 2
        # m = l + floor(log10(r - l + 1))
        # m = l + (r - l) // 1000000
        if size <= list[m] + D:
            r = m - 1
            ans = m
        else:
            l = m + 1
    return ans

ans = 1
index = 0
for i in range(1, N):
    index = binary_search(index, i - 1, blocks[i], blocks)
    possibilities = i - index + 1
    ans *= possibilities

print(ans % 1000000009)
# Verdict Execution time Memory Grader output
1 Correct 10 ms 2792 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 10 ms 2756 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 10 ms 2772 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 10 ms 2876 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 10 ms 2876 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 10 ms 2868 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 10 ms 2772 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 11 ms 2800 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 10 ms 2804 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 11 ms 2772 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 11 ms 2868 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 11 ms 2880 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 13 ms 2872 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 11 ms 2772 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 12 ms 2900 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 16 ms 3100 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 56 ms 3924 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 497 ms 8328 KB Output is correct
2 Correct 646 ms 8384 KB Output is correct
# Verdict Execution time Memory Grader output
1 Execution timed out 1058 ms 30496 KB Time limit exceeded
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Execution timed out 1072 ms 72916 KB Time limit exceeded
2 Halted 0 ms 0 KB -