< > BotCompany Repo | #1035044 // intArrayToNonZeroTable - gives an IntBuffer of index, value, index, value, ... for all non-zero elements of the array

JavaX fragment (include) [tags: use-pretranspiled]

Libraryless. Click here for Pure Java version (5388L/30K).

static IntBuffer intArrayToNonZeroTable(int[] array) {
  // some reasonable compromise for initial size
  IntBuffer buf = new(array.length);
  
  for i over array: {
    int value = array[i];
    if (value != 0) {
      buf.add(i);
      buf.add(value);
    }
  }
  
  ret buf;
}

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