Is it a legal loop constructions(for loop)? : Questions « Statements « SCJP

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public class MainClass {
   public static void main(String[] argv){

      int j = 0;
      for (int k=0, j+k != 10; j++,k++) {
          System.out.println("j=" + j + ", k=" + k); 
      }

    }
}
    
A. Legal
B. Illegal