CodePudding user response:
Through the array, a [I] % 3==0, delete a [I], at the back of the number of forward, has been to delete all overCodePudding user response:
For specific code
I know this, but can't write it out 
CodePudding user response:
Through the array, a [I] % 3==0, delete a [I], at the back of the number of forward, has been to delete all overCodePudding user response:
For specific code I know this, but can't write it out