結果
| 問題 | No.505 カードの数式2 |
| コンテスト | |
| ユーザー |
okchan08
|
| 提出日時 | 2018-04-06 12:15:38 |
| 言語 | C++11 (gcc 15.2.0 + boost 1.89.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 1,001 bytes |
| 記録 | |
| コンパイル時間 | 492 ms |
| コンパイル使用メモリ | 76,780 KB |
| 実行使用メモリ | 6,272 KB |
| 最終ジャッジ日時 | 2026-03-13 03:33:30 |
| 合計ジャッジ時間 | 1,297 ms |
|
ジャッジサーバーID (参考情報) |
judge3_0 / judge1_0 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 24 WA * 5 |
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:53,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/locale_classes.h:42,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/ios_base.h:43,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/ios:46,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/ostream.h:43,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/ostream:42,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/iostream:43,
from main.cpp:1:
In function 'const _Tp& std::min(const _Tp&, const _Tp&) [with _Tp = int]',
inlined from 'int main()' at main.cpp:31:31:
/home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/stl_algobase.h:239:7: warning: 'next' may be used uninitialized [-Wmaybe-uninitialized]
239 | if (__b < __a)
| ^~
main.cpp: In function 'int main()':
main.cpp:22:21: note: 'next' was declared here
22 | int next;
| ^~~~
ソースコード
#include <iostream>
#include <vector>
#include <string>
using namespace std;
char op[] = {'*', '/', '+', '-'};
int main(){
int N; cin >> N;
vector<int> A(N);
for(int i=0;i<N;i++) cin >> A[i];
int tot_max = A[0];
int tot_min = A[0];
for(int i=1;i<N;i++){
int next_max = -2e9;
int next_min = 2e9;
for(auto cur : {tot_max, tot_min}){
for(int j=0;j<4;j++){
int next;
if(op[j] == '/' && A[i]==0) continue;
switch(op[j]){
case '+' : next = cur + A[i]; break;
case '-' : next = cur - A[i]; break;
case '*' : next = cur * A[i]; break;
case '/' : next = cur / A[i]; break;
}
next_max = max(next_max, next);
next_min = min(next_min, next);
}
}
tot_max = next_max;
tot_min = next_min;
}
cout << tot_max << endl;
return 0;
}
okchan08