运行 ID: 44633

Main.cc: In function ‘int main()’:
Main.cc:13:10: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses]
    if(j&i==0){
         ~^~~
Main.cc:20:5: error: ‘j’ was not declared in this scope
  if(j%i==-1&&flag){
     ^
Main.cc:25:6: error: ‘else’ without a previous ‘if’
      else if(a[1]==-1&&flag==0){
      ^~~~
Main.cc:26:13: error: ‘i’ was not declared in this scope
       cout<