View Compilation Error

0_0_33212056_14441.cpp: In function 'int main()':
0_0_33212056_14441.cpp:50:16: error: 'c' was not declared in this scope
             if(c == 'v')
                ^
0_0_33212056_14441.cpp:51:20: error: invalid types 'char[int]' for array subscript
                 t[i][j] = x;
                    ^