运行 ID: 356059

Main.cc: In function ‘int main()’:
Main.cc:6:5: warning: init-statement in selection statements only available with -std=c++1z or -std=gnu++1z
  if(n/100&&100/n;)
     ^
Main.cc:6:10: warning: statement has no effect [-Wunused-value]
  if(n/100&&100/n;)
     ~~~~~^~~~~~~
Main.cc:6:18: error: expected primary-expression before ‘)’ token
  if(n/100&&100/n;)
                  ^
Main.cc:7:2: error: expected primary-expression before ‘else’
  else if(n<=10&&n>=100)
  ^~~~