結果
| 問題 |
No.54 Happy Hallowe'en
|
| コンテスト | |
| ユーザー |
chaemon
|
| 提出日時 | 2014-11-06 22:52:45 |
| 言語 | C++11(廃止可能性あり) (gcc 13.3.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 3,863 bytes |
| コンパイル時間 | 955 ms |
| コンパイル使用メモリ | 84,828 KB |
| 実行使用メモリ | 395,204 KB |
| 最終ジャッジ日時 | 2024-12-31 06:25:14 |
| 合計ジャッジ時間 | 4,878 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 17 WA * 2 |
コンパイルメッセージ
main.cpp: In member function ‘NORMAL_IN& NORMAL_IN::operator>>(std::vector<_Tp>&)’:
main.cpp:102:17: warning: no return statement in function returning non-void [-Wreturn-type]
102 | }
| ^
ソースコード
// #includes {{{
#include <algorithm>
#include <numeric>
#include <iostream>
#include <string>
#include <vector>
#include <queue>
#include <list>
#include <deque>
#include <stack>
#include <set>
#include <map>
#include <cstdio>
#include <cstdlib>
#include <cassert>
#include <cstring>
#include <cmath>
using namespace std;
// }}}
// pre-written code {{{
#define REP(i,n) for(int i=0;i<(int)(n);++i)
#define RREP(i,a,b) for(int i=(int)(a);i<(int)(b);++i)
#define FOR(i,c) for(__typeof((c).begin()) i=(c).begin();i!=(c).end();++i)
#define LET(x,a) __typeof(a) x(a)
//#define IFOR(i,it,c) for(__typeof((c).begin())it=(c).begin();it!=(c).end();++it,++i)
#define ALL(c) (c).begin(), (c).end()
#define MP make_pair
#define EXIST(e,s) ((s).find(e)!=(s).end())
#define RESET(a) memset((a),0,sizeof(a))
#define SET(a) memset((a),-1,sizeof(a))
#define PB push_back
#define DEC(it,command) __typeof(command) it=command
const int INF=0x3f3f3f3f;
typedef long long Int;
typedef unsigned long long uInt;
#ifdef __MINGW32__
typedef double rn;
#else
typedef long double rn;
#endif
typedef pair<int,int> pii;
/*
#ifdef MYDEBUG
#include"debug.h"
#include"print.h"
#endif
*/
// }}}
//{{{ io
FILE *file_in=stdin,*file_out=stdout;
#define fin normal_in
#define fout normal_out
//const char fname[]="";
//FILE *fin=fopen(fname,"r"),*fout=fopen(fname,"w");
#ifdef __MINGW32__
#define LLD "%I64d"
#define LLU "%I64u"
#else
#define LLD "%lld"
#define LLU "%llu"
#endif
struct NORMAL_IN{
bool cnt;
NORMAL_IN():cnt(true){}
operator int() const {return cnt;}
#define endl "\n"
NORMAL_IN& operator>>(int &n){cnt=fscanf(file_in,"%d",&n)!=EOF;return *this;}
NORMAL_IN& operator>>(unsigned int &n){cnt=fscanf(file_in,"%u",&n)!=EOF;return *this;}
NORMAL_IN& operator>>(long long &n){cnt=fscanf(file_in,LLD,&n)!=EOF;return *this;}
NORMAL_IN& operator>>(unsigned long long &n){cnt=fscanf(file_in,LLU,&n)!=EOF;return *this;}
NORMAL_IN& operator>>(double &n){cnt=fscanf(file_in,"%lf",&n)!=EOF;return *this;}
NORMAL_IN& operator>>(long double &n){cnt=fscanf(file_in,"%Lf",&n)!=EOF;return *this;}
NORMAL_IN& operator>>(char *c){cnt=fscanf(file_in,"%s",c)!=EOF;return *this;}
NORMAL_IN& operator>>(string &s){
s.clear();
for(bool r=false;;){
const char c=getchar();
if(c==EOF){ cnt=false; break;}
const int t=isspace(c);
if(!r and !t)r=true;
if(r){
if(!t)s.push_back(c);
else break;
}
}
return *this;
}
template<class T>
NORMAL_IN& operator>>(vector<T> &v){
int n;fscanf(file_in,"%d",&n);
REP(i,n){
T t;*this>>t;
v.push_back(t);
}
}
} normal_in;
struct NORMAL_OUT{
NORMAL_OUT& operator<<(const int &n){fprintf(file_out,"%d",n);return *this;}
NORMAL_OUT& operator<<(const unsigned int &n){fprintf(file_out,"%u",n);return *this;}
NORMAL_OUT& operator<<(const long long &n){fprintf(file_out,LLD,n);return *this;}
NORMAL_OUT& operator<<(const unsigned long long &n){fprintf(file_out,LLU,n);return *this;}
NORMAL_OUT& operator<<(const double &n){fprintf(file_out,"%lf",n);return *this;}
NORMAL_OUT& operator<<(const long double &n){fprintf(file_out,"%Lf",n);return *this;}
NORMAL_OUT& operator<<(const char c[]){fprintf(file_out,"%s",c);return *this;}
NORMAL_OUT& operator<<(const string &s){fprintf(file_out,"%s",s.c_str());return *this;}
} normal_out;
//}}}
int N;
int dp[10010][10010];
int main(){
vector<pii> v;
fin>>N;
REP(i,N){
pii a;
fin>>a.second>>a.first;
v.push_back(a);
}
sort(ALL(v));
memset(dp,0,sizeof(dp));
dp[0][0]=1;
int ans = 0;
REP(i,N){
for(int j=0;j<10000;j++){
if(dp[i][j]==0)continue;
dp[i+1][j]=1;
if(j<v[i].first){
int t = j + v[i].second;
ans = max(ans,t);
if(t<10000)dp[i+1][t]=1;
}
}
}
cout<<ans<<endl;
}
chaemon