結果
問題 | No.518 ローマ数字の和 |
ユーザー |
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提出日時 | 2020-04-05 00:01:39 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 4 ms / 2,000 ms |
コード長 | 2,478 bytes |
コンパイル時間 | 2,214 ms |
コンパイル使用メモリ | 201,532 KB |
最終ジャッジ日時 | 2025-01-09 14:10:40 |
ジャッジサーバーID (参考情報) |
judge5 / judge5 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 19 |
ソースコード
#include<bits/stdc++.h>#define ALL(v) std::begin(v),std::end(v)using lint=long long;using lubl=long double;void debug_impl(){std::cerr<<'\n';}template<class Head,class...Tail>void debug_impl(Head head, Tail... tail){std::cerr << " " << head;debug_impl(tail...);}template<class Container,class Value=typename Container::value_type,std::enable_if_t<!std::is_same<Container,std::string>::value,std::nullptr_t> =nullptr>std::ostream&operator<<(std::ostream&os,Container const&v){os<<"{";for(auto it=v.begin();it!=v.end();it++){os<<(it!=v.begin()?",":"")<<*it;}return os<<"}";}template<template<class...>class Tuple,class...Args,std::size_t...Inds,std::size_t=std::tuple_size<Tuple<Args...>>::value>std::ostream&tuple_output_impl(std::ostream&os,const Tuple<Args...>&tuple,std::integer_sequence<std::size_t,Inds...>){os<<"(";(void)std::initializer_list<int>{((void)(os<<(Inds>0?",":"")<<std::get<Inds>(tuple)),0)...};return os<<")";}template<template<class...>class Tuple,class...Args,std::size_t=std::tuple_size<Tuple<Args...>>::value>std::ostream&operator<<(std::ostream&os,const Tuple<Args...>&tuple){return tuple_output_impl(os,tuple,std::index_sequence_for<Args...>());}#define DEBUG 1#if DEBUG#define debug(...)do{std::cerr<<std::boolalpha<<"["<<#__VA_ARGS__<<"]:";debug_impl(__VA_ARGS__);std::cerr<<std::noboolalpha;}while(false)#else#define debug(...) {}#endifint main(){std::cin.tie(nullptr);std::ios_base::sync_with_stdio(false);std::cout.setf(std::ios_base::fixed);std::cout.precision(15);std::string digits="IVXLCDM";std::vector<std::string>roman{"","I","II","III","IV","V","VI","VII","VIII","IX",};auto toroman=[&](lint x){std::string ans;for(lint i=3;i>=0;i--){lint j=x;for(lint k=0;k<i;k++)j/=10;j%=10;std::string s=roman.at(j);for(char c:s){ans.push_back(*(2*i+std::find(ALL(digits),c)));}}return ans;};std::vector<std::string>table(4000);for(lint i=1;i<4000;i++){table.at(i)=toroman(i);}lint n;std::cin>>n;lint ans=0;while(n--){std::string s;std::cin>>s;ans+=std::find(ALL(table),s)-table.begin();}if(4000<=ans){std::cout<<"ERROR"<<'\n';return 0;}std::cout<<table.at(ans)<<'\n';}