View Compilation Error

0_0_18671402_31572.cpp:1:7: error: expected constructor, destructor, or type conversion before '(' token
 printf("+");
       ^
0_0_18671402_31572.cpp:3:13: error: expected unqualified-id before 'for'
             for(i=0;i<m;i++)
             ^
0_0_18671402_31572.cpp:3:21: error: 'i' does not name a type
             for(i=0;i<m;i++)
                     ^
0_0_18671402_31572.cpp:3:25: error: 'i' does not name a type
             for(i=0;i<m;i++)
                         ^
0_0_18671402_31572.cpp:7:19: error: expected constructor, destructor, or type conversion before '(' token
             printf("+\n");
                   ^