小编יצח*_*יסל的帖子

#include <stdio.h>
#include <stdlib.h>

typedef struct queue
{
    int *arr, // array to store values
    size, // queue size (array size)
    put, // index location which the next value will be pushed in
    take, // index location which the next value will be popped out
    countVals; // Counts the number of values that the queue contains
} queue;

// queue nitialization
void newQueue (queue *q, int size)
{
    if (size < 0)
        q->arr = NULL;
    else
    {
        q->arr = (int*) …