F.A.Q
Hand In Hand
Online Acmers
Problem Archive
Realtime Judge Status
Authors Ranklist
 
     C/C++/Java Exams     
ACM Steps
Go to Job
Contest LiveCast
ICPC@China
Best Coder beta
VIP | STD Contests
    DIY | Web-DIY beta
Author ID 
Password 
 Register new ID

View Compilation Error

0_0_38847963_17065.cpp:2:12: error: expected ',' or ';' before 'long'
    2 | #define ll long long
      |            ^~~~
0_0_38847963_17065.cpp:5:1: note: in expansion of macro 'll'
    5 | ll ksm(ll a,ll b)
      | ^~
0_0_38847963_17065.cpp: In function 'int main()':
0_0_38847963_17065.cpp:24:20: error: 'ksm' was not declared in this scope
   24 | else cout<<(2*n-1)*ksm((ll)3,mod-2)%mod<<'\n';
      |                    ^~~


Hangzhou Dianzi University Online Judge 3.0
Copyright © 2005-2024 HDU ACM Team. All Rights Reserved.
Designer & Developer : Wang Rongtao LinLe GaoJie GanLu
Total 0.000000(s) query 1, Server time : 2024-11-30 01:50:33, Gzip enabled