Problem 3nplus1
User yuwen1st
Submission Time 2026-02-28 09:07:16
Score 0
Max Time N/A
Max Memory N/A

Compile Error

3nplus1.cpp: In function ‘int main()’:
3nplus1.cpp:4:13: error: found ‘:’ in nested-name-specifier, expected ‘::’
4 | long long a:
| ^
| ::
3nplus1.cpp:4:12: error: ‘a’ has not been declared
4 | long long a:
| ^
3nplus1.cpp:5:5: error: qualified-id in declaration before ‘>>’ token
5 | cin>>a:
| ^~