运行 ID: 55780

Main.cc: In function ‘int main()’:
Main.cc:5:20: error: ‘i’ was not declared in this scope
     for(int x = 0; i < 5; x++){
                    ^
Main.cc:20:20: error: ‘i’ was not declared in this scope
     for(int x = 0; i < 5; x++){
                    ^