Owl Get a Life

Compile Error

3nplus1.cpp: In function ‘int main()’:
3nplus1.cpp:11:21: error: expected ‘;’ before ‘}’ token
11 | cout << 3*n << +1
| ^
| ;
12 | }
| ~
3nplus1.cpp:14:2: error: expected ‘}’ at end of input
14 | }
| ^
3nplus1.cpp:3:13: note: to match this ‘{’
3 | int main () {
| ^