/in/foo.cc: In function 'int main()':
/in/foo.cc:48:11: error: 'v' was not declared in this scope
     if(j>=v[i]&&k>=m[i])
           ^
/in/foo.cc:48:20: error: 'm' was not declared in this scope
     if(j>=v[i]&&k>=m[i])
                    ^