运行 ID: 91861

Main.cc: In function ‘int main()’:
Main.cc:20:8: error: ‘i’ was not declared in this scope
     if(i == 1 && j == 1)
        ^
Main.cc:20:18: error: ‘j’ was not declared in this scope
     if(i == 1 && j == 1)
                  ^