Problem	3nplus1
User	earthyeet
Submission Time	2025-07-29 11:50:45
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

3nplus1.cpp: In function ‘int calcu(int)’:
3nplus1.cpp:20:1: error: expected ‘}’ at end of input
20 | }
| ^
3nplus1.cpp:14:18: note: to match this ‘{’
14 | int calcu(int x) {
| ^