Problem	wabbit
User	Shadowsocks
Submission Time	2023-02-14 19:16:00
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

wabbit.cpp: In function ‘int main()’:
wabbit.cpp:31:13: error: expected ‘,’ or ‘;’ before ‘ans’
31 | ans += ps[lastindex]-ps[lastindex-k-1];
| ^~~