?? 2_9.cpp
字號:
#include <iostream.h>
void main()
{
int x,j=0;
do
{
cout<<"Input a number:";
cin>>x;
if ((x%3==0) && (x%5==0) && (x%7==0))
cout<<endl<<x<<" can be devided by 3,5 and 7."<<endl;
else
if (x%3==0)
if (x%5==0)
cout<<endl<<x<<" can be devided by 3 and 5."<<endl;
else
if (x%7==0)
cout<<endl<<x<<" can be devided by 3 and 7."<<endl;
else
cout<<endl<<x<<" can be devided by 3."<<endl;
else
if (x%5==0)
if (x%7==0)
cout<<endl<<x<<" can be devided by 5 and 7."<<endl;
else
cout<<endl<<x<<" can be devided by 5."<<endl;
else
if (x%7==0)
cout<<endl<<x<<" can be devided by 7."<<endl;
else
cout<<endl<<x<<" cann't be devided by 3,5 or 7."<<endl;
j++;
}while (j<=2);
}
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