Submission #2202524


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#include <bits/stdc++.h>
typedef long long ll;
const int INF = 1e9;
const int MOD = 1e9+7;
const ll LINF = 1e18;
using namespace std;
#define dump(x)  cout << #x << " = " << (x) << endl;
#define YES(n) cout << ((n) ? "YES" : "NO"  ) << endl
#define Yes(n) cout << ((n) ? "Yes" : "No"  ) << endl
#define POSSIBLE(n) cout << ((n) ? "POSSIBLE" : "IMPOSSIBLE"  ) << endl
#define Possible(n) cout << ((n) ? "Possible" : "Impossible"  ) << endl
#define possible(n) cout << ((n) ? "possible" : "impossible"  ) << endl
 
#define SANKOU(n,a,b) cout << ((n) ? (#a) : (#b) ) << endl
 
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n) for(int i=0;i<(n);++i)
#define REPR(i,n) for(int i=n;i>=0;i--)
 
#define FOREACH(x,a) for(auto& (x) : (a) )
 
#define WFA(d,v) REP(k,v)REP(i,v)REP(j,v)d[i][j]=min(d[i][j],d[i][k]+d[k][j])
 
#define SCOUT(x) cout<<(x)<<" "
#define ENDL cout<<endl
 
#define VECCIN(x) for(auto&youso_: (x) )cin>>youso_
#define VECIN2(x,y) REP(i,x.size())cin>>x[i]>>y[i]
#define VECCOUT(x) for(auto tt=x.begin();tt!=x.end();tt++){if(tt!=x.begin())cout<<" ";cout<<(*tt);}cout<<endl
 
#define ALL(obj) (obj).begin(),(obj).end()
 
#define EXIST(n,x) (find(ALL(n),x)!=n.end())
#define UNIQUE(obj) sort(ALL( obj )); obj.erase(unique(ALL(obj)),obj.end())
#define COUT(x) cout<<(x)<<endl
void CINT(){}
template <class Head,class... Tail>
void CINT(Head&& head,Tail&&... tail){
  cin>>head;
  CINT(move(tail)...);
}
#define CIN(...) int __VA_ARGS__;CINT(__VA_ARGS__)
#define LCIN(...) ll __VA_ARGS__;CINT(__VA_ARGS__)
#define SCIN(...) string __VA_ARGS__;CINT(__VA_ARGS__)
 
template <class T = ll>
T IN(){T x;cin>>x;return (x);}
 
template <class Head>
void VT(Head head){}
template <class Head,class Seco,class... Tail>
void VT(Head&& head,Seco&& seco,Tail&&... tail){
  seco.resize(head);
  VT(head,move(tail)...);
}
void VT2(){}
template <class Head,class... Tail>
void VT2(Head&& head,Tail&&... tail){
  VECCIN(head);
  VT2(move(tail)...);
}
 
template <class Head>
void VT3(Head&& head){}
template <class Head,class Seco,class... Tail>
void VT3(Head&& head,Seco&& seco,Tail&&... tail){
  seco[head]=IN();
  VT3(head,move(tail)...);
}
 
#define VC1(n,...) V __VA_ARGS__;VT(n,__VA_ARGS__);VT2(__VA_ARGS__); //aaabbbccc
#define VC2(n,...) V __VA_ARGS__;VT(n,__VA_ARGS__);REP(i,n)VT3(i,__VA_ARGS__); //abcabcabc
 
//#include <boost/multiprecision/cpp_int.hpp>
//using namespace boost::multiprecision; // cpp_int
 
#define P pair<int,int>
#define V vector<ll>
#define M map<int,int>
#define S set<int>
#define PQ priority_queue<int>
#define PQG priority_queue<int,V,greater<int>>
 
#define str string
 
#define pb(a) push_back(a)
#define mp make_pair

 
int main(){
  SCIN(s);reverse(ALL(s));
  int n=s.size();

  REP(i,n-4){
    if(s.substr(i,5) == "maerd"){i+=4;continue;}
    else if(s.substr(i,5) == "esare"){i+=4;continue;}
    else if(i<n-5 && s.substr(i,6) == "resare"){i+=5;continue;}
    else if(i<n-6 && s.substr(i,7) == "remaerd"){i+=6;continue;}
    YES(0);return 0;
  }
  YES(1);return 0;

	return 0;
}

Submission Info

Submission Time
Task ABC049C - 白昼夢 / Daydream
User shibh308
Language C++14 (GCC 5.4.1)
Score 300
Code Size 3130 Byte
Status
Exec Time 9 ms
Memory 512 KB

Test Cases

Set Name Score / Max Score Test Cases
Sample 0 / 0 subtask0_0.txt, subtask0_1.txt, subtask0_2.txt
All 300 / 300 subtask0_0.txt, subtask0_1.txt, subtask0_2.txt, subtask1_0.txt, subtask1_1.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_2.txt, subtask1_3.txt, subtask1_4.txt, subtask1_5.txt, subtask1_6.txt, subtask1_7.txt, subtask1_8.txt, subtask1_9.txt
Case Name Status Exec Time Memory
subtask0_0.txt 1 ms 256 KB
subtask0_1.txt 1 ms 256 KB
subtask0_2.txt 1 ms 256 KB
subtask1_0.txt 7 ms 512 KB
subtask1_1.txt 6 ms 512 KB
subtask1_10.txt 7 ms 512 KB
subtask1_11.txt 7 ms 512 KB
subtask1_12.txt 7 ms 512 KB
subtask1_13.txt 8 ms 512 KB
subtask1_14.txt 6 ms 512 KB
subtask1_15.txt 8 ms 512 KB
subtask1_2.txt 5 ms 512 KB
subtask1_3.txt 7 ms 512 KB
subtask1_4.txt 7 ms 512 KB
subtask1_5.txt 7 ms 512 KB
subtask1_6.txt 9 ms 512 KB
subtask1_7.txt 7 ms 512 KB
subtask1_8.txt 7 ms 512 KB
subtask1_9.txt 7 ms 512 KB