Problem	exam
User	xiaocai918
Submission Time	2026-09-13 09:34:47
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

exam.cpp: In function ‘int main()’:
exam.cpp:13:21: error: expected primary-expression before ‘}’ token
13 | } else if (x == 2)}
| ^
exam.cpp: At global scope:
exam.cpp:15:4: error: ‘cin’ does not name a type; did you mean ‘sin’?
15 | cin >> a >> b;
| ^~~
| sin
exam.cpp:16:4: error: ‘cout’ does not name a type
16 | cout << a * b << "\n";
| ^~~~
exam.cpp:17:3: error: expected declaration before ‘}’ token
17 | }
| ^
exam.cpp:18:2: error: expected declaration before ‘}’ token
18 | }
| ^
exam.cpp:19:2: error: expected unqualified-id before ‘return’
19 | return 0;
| ^~~~~~
exam.cpp:20:1: error: expected declaration before ‘}’ token
20 | }
| ^