View Compilation Error

0_0_22384772_22858.cpp: In function 'void output()':
0_0_22384772_22858.cpp:23:40: error: 'block' was not declared in this scope
             cout<<setw(word_len[j]+1)<<block[i][j];//控制宽度
                                        ^
0_0_22384772_22858.cpp:25:15: error: 'block' was not declared in this scope
         cout<<block[i][j]<<endl;//最后一行不加空格，单独输出
               ^
0_0_22384772_22858.cpp: In function 'void input()':
0_0_22384772_22858.cpp:42:13: error: 'block' was not declared in this scope
             block[r][c]=temp;
             ^