SCJP題庫第004題


22. public void go(){
23.    String o = "";
24.    z:
25.    for(int x=0; x<3; x++){
26.       for(int y=0; y<2; y++){
27.           if(x == 1) break;
28.           if(x==2 && y==1) break z;
29.           o = o + x + y;
30.       }
31.    }
32.    System.out.println(o);
33. }
What is the result
when the go() method is invoked?

A. 00
B. 0001
C. 000120
D. 00012021
E. Compilation fails.
F. An exception is thrown at runtime.

Ans: C
解說:無

Comments

x=0 y=0
y=1
x=1 y=0
y=1
x=2 y=0
y=1

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