<qiyuangong>852_Peak_Index_in_a_Mountain_Array_1.java
public int peakIndexInMountainArray(int[] A) {
         int i = 0;
         for (; A[i] < A[i + 1]; i++);
         return i;
     }
public int sample_funcname ( int [ ] var_0 ) {
  int var_2 = 0 ;
  for ( ;
  var_0 [ var_2 ] < var_0 [ var_2 + 1 ] ;
  var_2 ++ ) ;
  return var_2 ;
}
