Run id: 6766

Main.cc: In function 'int main()':
Main.cc:13:20: warning: statement has no effect [-Wunused-value]
             a[i][j]==t;
                    ^
Main.cc:19:24: warning: statement has no effect [-Wunused-value]
                 a[i][j]==t;
                        ^
Main.cc:26:25: error: 'setw' was not declared in this scope
             cout<setw(3)<<endl;
                         ^