View Compilation Error

0_0_21593505_15072.cpp:38:37: error: stray '#' in program
                 mapt[i][j]=ch[j-1]-'0';
                                     ^
0_0_21593505_15072.cpp:38:43: error: stray '#' in program
                 mapt[i][j]=ch[j-1]-'0';
                                           ^
0_0_21593505_15072.cpp: In function 'int main()':
0_0_21593505_15072.cpp:38:38: error: lvalue required as unary '&' operand
                 mapt[i][j]=ch[j-1]-'0';
                                      ^