Submission #1864917


Source Code Expand

DAYDREAM = ["dream", "dreamer", "erase", "eraser" ]
S = input()

ind = len(S)
res = True
while ind > 0:
	ok = False
	for i in DAYDREAM:
		if S[ind - len(i):ind] == i:
			ind -= len(i)
			ok = True
			break;
	if ok == False:
		res = False
		break

print("YES" if res == True else "NO")

Submission Info

Submission Time
Task C - Daydream
User ty70
Language Python (3.4.3)
Score 300
Code Size 300 Byte
Status AC
Exec Time 36 ms
Memory 3188 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 3
AC × 19
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 17 ms 3060 KB
subtask0_1.txt AC 17 ms 2940 KB
subtask0_2.txt AC 17 ms 2940 KB
subtask1_0.txt AC 31 ms 3188 KB
subtask1_1.txt AC 28 ms 3188 KB
subtask1_10.txt AC 33 ms 3188 KB
subtask1_11.txt AC 35 ms 3188 KB
subtask1_12.txt AC 36 ms 3188 KB
subtask1_13.txt AC 34 ms 3188 KB
subtask1_14.txt AC 25 ms 3188 KB
subtask1_15.txt AC 28 ms 3188 KB
subtask1_2.txt AC 20 ms 3188 KB
subtask1_3.txt AC 33 ms 3188 KB
subtask1_4.txt AC 34 ms 3188 KB
subtask1_5.txt AC 35 ms 3188 KB
subtask1_6.txt AC 33 ms 3188 KB
subtask1_7.txt AC 32 ms 3188 KB
subtask1_8.txt AC 35 ms 3188 KB
subtask1_9.txt AC 33 ms 3188 KB