View Compilation Error

0_0_24481441_25383.cpp:2:1: error: 'u' does not name a type
 u
 ^
0_0_24481441_25383.cpp:5:1: error: expected primary-expression before 'int'
 int m,n;
 ^
0_0_24481441_25383.cpp:5:1: error: expected '}' before 'int'
0_0_24481441_25383.cpp:5:1: error: expected ',' or ';' before 'int'
0_0_24481441_25383.cpp:6:1: error: 'cin' does not name a type
 cin>>m>>n;
 ^
0_0_24481441_25383.cpp:7:1: error: 'cout' does not name a type
 cout<<m+n;
 ^
0_0_24481441_25383.cpp:9:1: error: expected declaration before '}' token
 }
 ^