結果
問題 |
No.526 フィボナッチ数列の第N項をMで割った余りを求める
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ユーザー |
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提出日時 | 2022-12-30 23:04:22 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 75 ms / 2,000 ms |
コード長 | 449 bytes |
コンパイル時間 | 1,585 ms |
コンパイル使用メモリ | 165,640 KB |
実行使用メモリ | 6,820 KB |
最終ジャッジ日時 | 2024-11-25 21:33:44 |
合計ジャッジ時間 | 2,536 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 12 |
コンパイルメッセージ
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/istream:39, from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/sstream:38, from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/complex:45, from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ccomplex:39, from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/x86_64-pc-linux-gnu/bits/stdc++.h:54, from main.cpp:1: In member function 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long int) [with _CharT = char; _Traits = std::char_traits<char>]', inlined from 'int main()' at main.cpp:22:11: /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ostream:202:25: warning: 'pre' may be used uninitialized [-Wmaybe-uninitialized] 202 | { return _M_insert(__n); } | ~~~~~~~~~^~~~~ main.cpp: In function 'int main()': main.cpp:12:6: note: 'pre' was declared here 12 | ll pre, prepre; | ^~~
ソースコード
#include <bits/stdc++.h> #define rep(i,n) for(int i=0; i<n; ++i) using namespace std; using std::abs; using P = pair<long long, long long>; typedef long long ll; const ll INF = 100000000000000000LL; int main(void) { ll N, M; cin >> N >> M; ll pre, prepre; rep(i, N) { if(i == 0) prepre = 0; else if(i == 1) pre = 1; else { ll tmp = (prepre + pre) % M; prepre = pre; pre = tmp; } } cout << pre << endl; }