Submission #2916400


Source Code Expand

c=0
for i in input():c+=(i=="O")==c%2
print(max(c-(c+1)%2,0))

Submission Info

Submission Time
Task A - IOI列車で行こう2
User c_r_5
Language PyPy3 (2.4.0)
Score 100
Code Size 63 Byte
Status AC
Exec Time 176 ms
Memory 39536 KB

Judge Result

Set Name Sample Subtask1 Subtask2
Score / Max Score 0 / 0 30 / 30 70 / 70
Status
AC × 3
AC × 12
AC × 21
Set Name Test Cases
Sample sample_1.txt, sample_2.txt, sample_3.txt
Subtask1 sample_1.txt, sample_2.txt, sample_3.txt, sub1_1.txt, sub1_2.txt, sub1_3.txt, sub1_4.txt, sub1_5.txt, sub1_6.txt, sub1_7.txt, sub1_8.txt, sub1_9.txt
Subtask2 sample_1.txt, sample_2.txt, sample_3.txt, sub1_1.txt, sub1_2.txt, sub1_3.txt, sub1_4.txt, sub1_5.txt, sub1_6.txt, sub1_7.txt, sub1_8.txt, sub1_9.txt, sub2_1.txt, sub2_2.txt, sub2_3.txt, sub2_4.txt, sub2_5.txt, sub2_6.txt, sub2_7.txt, sub2_8.txt, sub2_9.txt
Case Name Status Exec Time Memory
sample_1.txt AC 161 ms 38256 KB
sample_2.txt AC 162 ms 38256 KB
sample_3.txt AC 161 ms 38256 KB
sub1_1.txt AC 162 ms 38336 KB
sub1_2.txt AC 160 ms 38256 KB
sub1_3.txt AC 162 ms 38256 KB
sub1_4.txt AC 162 ms 38256 KB
sub1_5.txt AC 161 ms 38256 KB
sub1_6.txt AC 161 ms 38256 KB
sub1_7.txt AC 160 ms 38256 KB
sub1_8.txt AC 162 ms 38256 KB
sub1_9.txt AC 161 ms 38256 KB
sub2_1.txt AC 162 ms 38256 KB
sub2_2.txt AC 161 ms 38256 KB
sub2_3.txt AC 162 ms 38256 KB
sub2_4.txt AC 162 ms 38256 KB
sub2_5.txt AC 173 ms 38896 KB
sub2_6.txt AC 168 ms 39024 KB
sub2_7.txt AC 169 ms 39152 KB
sub2_8.txt AC 176 ms 39536 KB
sub2_9.txt AC 171 ms 39280 KB