This call also initializes the semaphore count: int sem_init(sem_t *sem, int pshared, unsigned int value). In this code

它还会对信号量计数器进行初始化：int sem_init(sem_t *sem, int pshared, unsigned int value)。

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The resulting perfect hash() function returns an unsigned int value in the range 0..(k-1), where k is the maximum keyword hash value +1.

产生的完美 hash() 函数返回一个无符号的 int 值，范围为 0..(k-1)，其中 k 值为最大关键字散列值加 1。

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Spu_splats ((unsigned int) 5) creates a vector of unsigned ints with each element having the value 5.

spu_splats ((unsigned int) 5)创建了一个unsigned int类型的向量，每个元素的值都是5。

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