View Compilation Error

0_0_37548019_17633.cpp: In function 'int main()':
0_0_37548019_17633.cpp:99:16: error: request for member 'clear' in 'matrix', which is of non-class type 'int [920][920]'
         matrix.clear();
                ^
0_0_37548019_17633.cpp:100:16: error: request for member 'resize' in 'matrix', which is of non-class type 'int [920][920]'
         matrix.resize(n * m + 1, vector<int>(n * m + 1, 0));
                ^