結果
| 問題 |
No.864 四方演算
|
| ユーザー |
MarcusAureliusAntoninus
|
| 提出日時 | 2019-08-16 21:57:49 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 13 ms / 1,000 ms |
| コード長 | 462 bytes |
| コンパイル時間 | 2,116 ms |
| コンパイル使用メモリ | 191,436 KB |
| 最終ジャッジ日時 | 2025-01-07 12:15:47 |
|
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 27 |
コンパイルメッセージ
main.cpp: In function ‘int main()’:
main.cpp:6:19: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 2 has type ‘int64_t*’ {aka ‘long int*’} [-Wformat=]
6 | scanf("%lld%lld", &N, &K);
| ~~~^ ~~
| | |
| | int64_t* {aka long int*}
| long long int*
| %ld
main.cpp:6:23: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 3 has type ‘int64_t*’ {aka ‘long int*’} [-Wformat=]
6 | scanf("%lld%lld", &N, &K);
| ~~~^ ~~
| | |
| | int64_t* {aka long int*}
| long long int*
| %ld
main.cpp:21:20: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 2 has type ‘int64_t’ {aka ‘long int’} [-Wformat=]
21 | printf("%lld\n", ans);
| ~~~^ ~~~
| | |
| | int64_t {aka long int}
| long long int
| %ld
main.cpp:6:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
6 | scanf("%lld%lld", &N, &K);
| ~~~~~^~~~~~~~~~~~~~~~~~~~
ソースコード
#include <bits/stdc++.h>
int main()
{
int64_t N, K;
scanf("%lld%lld", &N, &K);
int64_t ans{};
for (int64_t i{2}; i * i <= K; i++)
{
if (K % i) continue;
int64_t pair{K / i};
if (i > 2 * N || pair > 2 * N) continue;
int64_t tmp{1};
if (i * i != K) tmp *= 2;
if (i <= N + 1) tmp *= i - 1;
else tmp *= N - (i - N - 1);
if (pair <= N + 1) tmp *= pair - 1;
else tmp *= N - (pair - N - 1);
ans += tmp;
}
printf("%lld\n", ans);
return 0;
}
MarcusAureliusAntoninus