結果
| 問題 | No.3487 Restricted Shiritori |
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2026-04-01 22:47:55 |
| 言語 | C++17 (gcc 15.2.0 + boost 1.89.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 495 bytes |
| 記録 | |
| コンパイル時間 | 1,279 ms |
| コンパイル使用メモリ | 212,264 KB |
| 実行使用メモリ | 218,140 KB |
| 最終ジャッジ日時 | 2026-04-01 22:48:00 |
| 合計ジャッジ時間 | 3,978 ms |
|
ジャッジサーバーID (参考情報) |
judge2_0 / judge1_1 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 22 WA * 3 |
コンパイルメッセージ
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/string:44,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bitset:54,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/x86_64-pc-linux-gnu/bits/stdc++.h:54,
from main.cpp:1:
In static member function 'static constexpr void std::char_traits<char>::assign(char_type&, const char_type&)',
inlined from 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::push_back(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' at /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/basic_string.h:1729:21,
inlined from 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator+=(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' at /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/basic_string.h:1499:17,
inlined from 'int main()' at main.cpp:52:16:
/home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/char_traits.h:352:14: warning: 'c' may be used uninitialized [-Wmaybe-uninitialized]
352 | __c1 = __c2;
| ~~~~~^~~~~~
main.cpp: In function 'int main()':
main.cpp:40:14: note: 'c' was declared here
40 | char c;
| ^
ソースコード
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> P;
#define REP(i,n) for(ll i=0;i<ll(n);i++)
int main(void){
cin.tie(nullptr); ios_base::sync_with_stdio(false);
ll i,j;
ll N;
char s,e;
cin >> s >> e >> N;
if(N==1){
cout << -1 << endl;
return 0;
}
char c;
REP(i,26){
char d='a'+i;
if(d!=s && d!=e){
c=d;
break;
}
}
string x;
x+=s;
REP(i,N-2) x+=c;
x+=e;
cout << x << endl;
return 0;
}