View Compilation Error

0_0_33217668_12290.cpp:15:14: error: 'max_n' was not declared in this scope
 int mp[maxn][max_n];
              ^
0_0_33217668_12290.cpp: In function 'int Augument(int)':
0_0_33217668_12290.cpp:58:16: error: 'mp' was not declared in this scope
             if(mp[Now][Next]){
                ^
0_0_33217668_12290.cpp: In function 'int main()':
0_0_33217668_12290.cpp:88:12: error: 'mp' was not declared in this scope
     memset(mp,0,sizeof(mp));
            ^