Compilare: user.cpp: In function ‘int main()’: user.cpp:34:53: warning: array subscript is above array bounds [-Warray-bounds] mat1[i][j][1]=x,mat1[i][j][2]=y; ~~~~~~~~~~~~^ user.cpp:48:47: warning: array subscript is above array bounds [-Warray-bounds] mat2[i][j][2]=mat1[i][j][2]; ~~~~~~~~~~~~^ user.cpp:61:20: warning: array subscript is above array bounds [-Warray-bounds] mat3[cpn][2]=mat2[cpn][l][2]; ~~~~~~~~~~~^ user.cpp:66:41: warning: array subscript is above array bounds [-Warray-bounds] cout<<mat3[i][1]<<" "<<mat3[i][2]<<endl; ^ user.cpp:56:11: warning: ‘min’ may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<min<<endl; ^~~