CPLIB_COLLECTIONS_TOPK_SUM_HEAPQ = 1

proc addK(self: TopK_sum_heapq) {....raises: [], tags: [].}

proc excl(self: TopK_sum_heapq; x: int) {....raises: [], tags: [].}

proc incl(self: TopK_sum_heapq; x: int) {....raises: [], tags: [].}

proc initTopKHeapq(v: seq[int]; k: int): TopK_sum_heapq {....raises: [], tags: [].}