結果
問題 | No.193 筒の数式 |
ユーザー | tubo28 |
提出日時 | 2015-04-26 22:16:49 |
言語 | C++11 (gcc 11.4.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 4,616 bytes |
コンパイル時間 | 1,525 ms |
コンパイル使用メモリ | 161,008 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-07-05 02:56:15 |
合計ジャッジ時間 | 1,902 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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 | 1 ms
5,248 KB |
testcase_01 | AC | 1 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 1 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 1 ms
5,376 KB |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
ソースコード
#define _CRT_SECURE_NO_WARNINGS //#define _GLIBCXX_DEBUG #include <bits/stdc++.h> using namespace std; typedef long long ll; //#define int ll //#define endl "\n" typedef vector<int> vi; typedef vector<vi> vvi; typedef pair<int,int> pii; #define all(c) (c).begin(), (c).end() #define loop(i,a,b) for(ll i=a; i<ll(b); i++) #define rep(i,b) loop(i,0,b) #define pb push_back #define eb emplace_back #define mp make_pair #define mt make_tuple template<class T> ostream & operator<<(ostream & os, vector<T> const &); template<int n, class...T> typename enable_if<(n>=sizeof...(T))>::type _ot(ostream &, tuple<T...> const &){} template<int n, class...T> typename enable_if<(n< sizeof...(T))>::type _ot(ostream & os, tuple<T...> const & t){ os << (n==0?"":" ") << get<n>(t); _ot<n+1>(os, t); } template<class...T> ostream & operator<<(ostream & os, tuple<T...> const & t){ _ot<0>(os, t); return os; } template<class T, class U> ostream & operator<<(ostream & os, pair<T,U> const & p){ return os << "(" << p.first << ", " << p.second << ") "; } template<class T> ostream & operator<<(ostream & os, vector<T> const & v){ rep(i,v.size()) os << v[i] << (i+1==(int)v.size()?"":" "); return os; } template<class T> inline bool chmax(T & x, T const & y){ return x<y ? x=y,true : false; } template<class T> inline bool chmin(T & x, T const & y){ return x>y ? x=y,true : false; } #ifdef DEBUG #define dump(...) (cerr<<#__VA_ARGS__<<" = "<<mt(__VA_ARGS__)<<" ["<<__LINE__<<"]"<<endl) #else #define dump(...) #endif // ll const mod = 1000000007; // ll const inf = 1LL<<60; // Verify : http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=1102 #include <iostream> #include <cctype> #include <cstdio> #include <string> #include <algorithm> #include <vector> #include <complex> using namespace std; char e[1000]; typedef long long ll; typedef complex<ll> C; inline bool valid(C x){ ll t = max(abs(x.real()),abs(x.imag())); return t <= 10000; } class OverFlow {}; C expr(char* &p); C term(char* &p); C fact(char* &p); C num(char* &p); inline bool ispm(char c){ return c=='+' || c=='-'; } inline bool ispd(char c){ return c=='*' || c=='/'; } C num(char* &p){ C res = 0; if(isdigit(*p) || *p == 'i'){ ; }else{ throw "num begin"; } if(isdigit(*p)){ while (isdigit(*p)){ res*=10; res+=*p-'0'; if(!valid(res)) throw OverFlow(); p++; } }else{ res = C(0,1); p++; } if(*p=='\0' || *p==')' || ispm(*p) || ispd(*p)){ ; }else{ throw "num end"; } if(!valid(res)) throw OverFlow(); return res; } C fact(char* & p){ C res = 0; if(*p=='(' || isdigit(*p) || *p == 'i'){ ; }else{ throw "fact begin"; } if(*p=='('){ p++; res += expr(p); p++; }else if(isdigit(*p) || *p == 'i'){ res += num(p); } if(*p=='\0' || *p==')' || ispm(*p) || ispd(*p)){ ; }else{ cout << p-e << endl; throw "fact end"; } if(!valid(res)) throw OverFlow(); return res; } C term(char* & p){ C res; if(*p=='(' || isdigit(*p) || *p == 'i'){ res = fact(p); }else{ throw "term begin"; } while(1){ if(*p=='*'){ p++; res *= fact(p); }else if(*p=='/'){ p++; res /= fact(p); }else if(*p=='\0' || *p==')' || *p=='+' || *p=='-'){ break; }else{ throw "term end"; } if(!valid(res)) throw OverFlow(); } if(!valid(res)) throw OverFlow(); return res; } C expr(char* & p){ C res; if(*p=='(' || isdigit(*p) || *p == 'i'){ res=term(p); }else{ throw "exp begin"; } while(1){ if(*p=='+'){ p++; res += term(p); }else if(*p=='-'){ p++; res -= term(p); }else if(*p=='\0' || *p==')'){ break; }else{ throw "exp end"; } if(!valid(res)) throw OverFlow(); } return res; } signed main(){ ios_base::sync_with_stdio(0); cin.tie(0); string s; while(cin >> s){ int n = s.size(); int ans = 0; rep(i,n) s += s[i]; rep(i,n){ rep(j,n) e[j] = s[i+j]; e[n] = 0; try { char * p = e; if(*p=='+' || *p=='-') throw ""; int x = expr(p).real(); ans = max(x,ans); } catch(...){} } cout << ans << endl; } }