View Compilation Error

0_0_39476062_2865.cpp: In function 'int main()':
0_0_39476062_2865.cpp:28:23: error: 'pm' was not declared in this scope; did you mean 'm'?
   28 |                 cout<<pm<<endl;
      |                       ^~
      |                       m
0_0_39476062_2865.cpp: At global scope:
0_0_39476062_2865.cpp:30:9: error: expected unqualified-id before 'return'
   30 |         return 0;
      |         ^~~~~~
0_0_39476062_2865.cpp:31:1: error: expected declaration before '}' token
   31 | }
      | ^