Java??????????????????????
???????????? ???????[ 2014/9/3 11:37:43 ] ??????????????? Java
????* ??????????????????????????????磺????90???????90=2*3*3*5??
????* ????????n???з???????????????????С??????k?????????????????
????*(1)???????????????n??????????????????????????????????????ɡ?
????*(2)???n>k????n???k??????????????k?????????n????k?????????μ?????????n???????е??????
????*(3)???n?????k??????????k+1???k??????????е??????
????*???????????????????????????????“*”??Щ?????????????????????????£?
import java.util.Scanner;
public class Yinshifenjie {
public static void fenjie(int n) {
for (int i=2;i <=n;i++) {
if (i == n) {
System.out.print(i);
return;
}
if (n > i && (n % i == 0)) {
System.out.print(i+"*");
fenjie(n / i);
break;
}
}
}
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
System.out.println("?????????????:");
int n = input.nextInt();
fenjie(n);
}
}
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