結果
問題 | No.723 2つの数の和 |
ユーザー | McGregorsh |
提出日時 | 2022-07-02 16:32:20 |
言語 | PyPy3 (7.3.15) |
結果 |
WA
|
実行時間 | - |
コード長 | 1,493 bytes |
コンパイル時間 | 183 ms |
コンパイル使用メモリ | 82,028 KB |
実行使用メモリ | 104,312 KB |
最終ジャッジ日時 | 2024-05-05 13:30:44 |
合計ジャッジ時間 | 5,481 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 117 ms
84,352 KB |
testcase_01 | AC | 120 ms
84,424 KB |
testcase_02 | AC | 120 ms
84,380 KB |
testcase_03 | WA | - |
testcase_04 | RE | - |
testcase_05 | RE | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | RE | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | RE | - |
testcase_14 | RE | - |
testcase_15 | RE | - |
testcase_16 | RE | - |
testcase_17 | RE | - |
testcase_18 | AC | 151 ms
101,504 KB |
testcase_19 | AC | 154 ms
103,808 KB |
testcase_20 | AC | 118 ms
84,352 KB |
testcase_21 | AC | 121 ms
84,244 KB |
testcase_22 | AC | 119 ms
84,420 KB |
testcase_23 | AC | 153 ms
103,744 KB |
testcase_24 | RE | - |
ソースコード
import sys, re from math import ceil, floor, sqrt, pi, factorial, gcd from copy import deepcopy from collections import Counter, deque, defaultdict from heapq import heapify, heappop, heappush from itertools import accumulate, product, combinations, combinations_with_replacement, permutations from bisect import bisect, bisect_left, bisect_right from functools import reduce from decimal import Decimal, getcontext def i_input(): return int(input()) def i_map(): return map(int, input().split()) def i_list(): return list(i_map()) def i_row(N): return [i_input() for _ in range(N)] def i_row_list(N): return [i_list() for _ in range(N)] def s_input(): return input() def s_map(): return input().split() def s_list(): return list(s_map()) def s_row(N): return [s_input for _ in range(N)] def s_row_str(N): return [s_list() for _ in range(N)] def s_row_list(N): return [list(s_input()) for _ in range(N)] def lcm(a, b): return a * b // gcd(a, b) def get_distance(x1, y1, x2, y2): d = sqrt((x2 - x1) ** 2 + (y2 - y1) ** 2) return d def rotate(table): n_fild = [] for x in zip(*table[::-1]): n_fild.append(x) return n_fild sys.setrecursionlimit(10 ** 7) INF = float('inf') MOD = 10 ** 9 + 7 MOD2 = 998244353 def main(): n, x = i_map() a = i_list() a.sort() kazu = [0] * (10**5+1) for i in range(n): kazu[a[i]] += 1 ans = 0 for i in range(n): ans += kazu[x-a[i]] print(ans) if __name__ == '__main__': main()