View Compilation Error

0_0_30283412_6121.cpp: In function 'int main()':
0_0_30283412_6121.cpp:16:23: error: 'm' was not declared in this scope
         for(int i=0;i<m;i++)
                       ^
0_0_30283412_6121.cpp:21:23: error: 'm' was not declared in this scope
         for(int i=0;i<m;i++)
                       ^