Submission #1307522
Source Code Expand
#include <bits/stdc++.h> using namespace std; typedef long long LL; int main(){ string S; string T[4] = {"dream", "dreamer", "erase", "eraser"}; cin >> S; for(LL i = 0; i < S.size();){ if(S[i] == 'd'){ if(S.substr(i, 7) == T[1] && S[i + 7] != 'a'){ i += 7; }else if(S.substr(i, 5) == T[0]){ i += 5; }else{ cout << "NO" << endl; return 0; } }else if(S[i] == 'e'){ if(S.substr(i, 7) == T[3] && S[i + 7] != 'a'){ i += 7; }else if(S.substr(i, 5) == T[2]){ i += 5; }else{ cout << "NO" << endl; return 0; } }else{ cout << "NO" << endl; return 0; } } cout << "YES" << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Daydream |
User | wheson |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 927 Byte |
Status | WA |
Exec Time | 4 ms |
Memory | 512 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 300 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | subtask0_0.txt, subtask0_1.txt, subtask0_2.txt |
All | 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 | AC | 1 ms | 256 KB |
subtask0_1.txt | AC | 1 ms | 256 KB |
subtask0_2.txt | AC | 1 ms | 256 KB |
subtask1_0.txt | AC | 4 ms | 512 KB |
subtask1_1.txt | AC | 4 ms | 512 KB |
subtask1_10.txt | WA | 4 ms | 512 KB |
subtask1_11.txt | WA | 4 ms | 512 KB |
subtask1_12.txt | WA | 4 ms | 512 KB |
subtask1_13.txt | WA | 4 ms | 512 KB |
subtask1_14.txt | AC | 4 ms | 512 KB |
subtask1_15.txt | AC | 4 ms | 512 KB |
subtask1_2.txt | AC | 4 ms | 512 KB |
subtask1_3.txt | WA | 4 ms | 512 KB |
subtask1_4.txt | AC | 4 ms | 512 KB |
subtask1_5.txt | WA | 4 ms | 512 KB |
subtask1_6.txt | AC | 4 ms | 512 KB |
subtask1_7.txt | AC | 4 ms | 512 KB |
subtask1_8.txt | WA | 4 ms | 512 KB |
subtask1_9.txt | WA | 4 ms | 512 KB |