#include<stdio.h> #include<stdlib.h> #include<time.h> int producerand(int remainder); void initprocess(); void chosedisplace(); struct linknode* fifo(struct linknode* head, int randcount); void optimal(struct linknode* head, int randprocess); struct linknode* lru(struct linknode* head, int randprocess); struct linknode* initlink(); void choicestey(); int allotment(struct linknode* head); int checkfifooptimal(struct linknode* head, int checkpage); void recover(struct linknode* head, int randproc