View Compilation Error

0_0_31151472_8429.cpp: In function 'int main()':
0_0_31151472_8429.cpp:22:1: error: expected primary-expression before '|' token
 |
 ^
0_0_31151472_8429.cpp:23:7: error: expected primary-expression before 'for'
       for(int i=1;i<=n;i++)
       ^
0_0_31151472_8429.cpp:23:19: error: 'i' was not declared in this scope
       for(int i=1;i<=n;i++)
                   ^
0_0_31151472_8429.cpp:29:1: error: expected '}' at end of input
 }
 ^