Owl Get a Life

Compile Error

div3.cpp: In function ‘int main()’:
div3.cpp:6:9: error: found ‘:’ in nested-name-specifier, expected ‘::’
6 | ll n:
| ^
| ::
div3.cpp:6:8: error: ‘n’ has not been declared
6 | ll n:
| ^
div3.cpp:7:6: error: qualified-id in declaration before ‘>>’ token
7 | cin >> n;
| ^~
div3.cpp:8:6: error: ‘n’ was not declared in this scope; did you mean ‘yn’?
8 | if (n%3==0) {
| ^
| yn