CPP/计算机组成原理实验代码/RR.cpp

#include <iostream>
#include <queue>
#include <iomanip>
using namespace std;
 
typedef struct  
{
	char name;
	int ArrivalTime;
	int ServiceTime;
	int FinishedTime;
	int WholeTime;
	double WeightWholeTime;
}RR;
 
static queue<RR>RRqueue;  //<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
static double AverageWT =0,AverageWWT=0;
static int q;  //ʱ<><CAB1>Ƭ
static int n;  //<2F><><EFBFBD≯<EFBFBD><CCB8><EFBFBD>
static RR RRarray[100];  //<2F><><EFBFBD>̽ṹ
 
void Input()
{

 
	//<2F>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD>ģʽ
	cout<<"________________________________________________________"<<endl;
 
	cout<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>";
	cin>>n;
	cout<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>Ƭ<EFBFBD><EFBFBD> ";
	cin>>q;
 
	cout<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:"<<endl;
	for (int i=0;i<n;i++)
	{
		cin>>RRarray[i].name;
	}
 
	cout<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̵ĵ<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>:"<<endl;
	for (int i=0;i<n;i++)
	{
		cin>>RRarray[i].ArrivalTime;
	}
 
	cout<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̵ķ<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>:"<<endl;
	for (int i=0;i<n;i++)
	{
		cin>>RRarray[i].ServiceTime;
	}
}
 
void RRAlgorithm()
{
	char processMoment[100];   //<2F>洢ÿ<E6B4A2><C3BF>ʱ<EFBFBD><CAB1>Ƭp<C6AC><70>Ӧ<EFBFBD>Ľ<EFBFBD><C4BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	RRqueue.push(RRarray[0]);
 
	int processMomentPoint = 0;
	int CurrentTime=0;
	int tempTime;  
	int i=1;  //ָ<><D6B8><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD>Ľ<EFBFBD><C4BD>̵<EFBFBD><CCB5>±<EFBFBD>
	int finalProcessNumber = 0;   //ִ<><D6B4>RR<52>㷨<EFBFBD>󣬽<EFBFBD><F3A3ACBD>̵ĸ<CCB5><C4B8><EFBFBD>
	int processTime[50];
 
	//CurrentTime<6D>ij<EFBFBD>ʼ<EFBFBD><CABC>
	if (RRarray[0].ServiceTime>=q)
	{
		CurrentTime = q;
	}
	else
	{
		CurrentTime = RRarray[0].ServiceTime;
	}
 
	while(!RRqueue.empty())
	{	
		for (int j=i;j<n;j++)   //ʹ<><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̵ĵ<CCB5><C4B5><EFBFBD>ʱ<EFBFBD><CAB1>С<EFBFBD>ڵ<EFBFBD>ǰʱ<C7B0><CAB1><EFBFBD>Ľ<EFBFBD><C4BD>̶<EFBFBD><CCB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		{
			if (RRarray[j].name!=NULL && CurrentTime >= RRarray[j].ArrivalTime) 
			{
				RRqueue.push(RRarray[j]);
				i++;
			}
		}
		if (RRqueue.front().ServiceTime<q)
		{
			tempTime = RRqueue.front().ServiceTime;
		}
		else
		{
			tempTime = q;
		}
 
		RRqueue.front().ServiceTime -= q;   //<2F><><EFBFBD><EFBFBD>ÿִ<C3BF><D6B4>һ<EFBFBD>Σ<EFBFBD><CEA3>ͽ<EFBFBD><CDBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1> -q
 
		//<2F><><EFBFBD><EFBFBD><EFBFBD>׽<EFBFBD><D7BD>̵<EFBFBD><CCB5><EFBFBD><EFBFBD>Ʒ<EFBFBD><C6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		processMoment[processMomentPoint] = RRqueue.front().name;
		processMomentPoint++;
		processTime[finalProcessNumber] = tempTime;
		finalProcessNumber++;
 
 
		if (RRqueue.front().ServiceTime <= 0)  //<2F><>ִ<EFBFBD><D6B4><EFBFBD><EFBFBD><EFBFBD>Ľ<EFBFBD><C4BD><EFBFBD><EFBFBD>˳<EFBFBD><CBB3><EFBFBD><EFBFBD><EFBFBD>
		{
			//RRqueue.front().FinishedTime = CurrentTime;
			RRqueue.pop();   //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̵ķ<CCB5><C4B7><EFBFBD>ʱ<EFBFBD><CAB1>С<EFBFBD>ڵ<EFBFBD><DAB5>ڣ<EFBFBD><DAA3><EFBFBD><EFBFBD>ý<EFBFBD><C3BD><EFBFBD><EFBFBD>Ѿ<EFBFBD><D1BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˣ<EFBFBD><CBA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ջ
 
		}
		else
		{
			//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƶ<EFBFBD><C6B5><EFBFBD>β
			RRqueue.push(RRqueue.front());
			RRqueue.pop();
		}
		CurrentTime += tempTime;	
											
	}
 
 
	for (int i=0;i<n;i++)
	{
		RRarray[i].WholeTime = RRarray[i].FinishedTime - RRarray[i].ArrivalTime;
		RRarray[i].WeightWholeTime = (double)RRarray[i].WholeTime/RRarray[i].ServiceTime;
	}
 
	double x=0,y=0;
	for (int i=0;i<n;i++)
	{
		x += RRarray[i].WholeTime;
		y += RRarray[i].WeightWholeTime;
	}
 
	AverageWT = x/n;
	AverageWWT = y/n;
 
}
 
void display()
{
	cout<<"________________________________________________________"<<endl;
	cout<<"RR<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>㷨ִ<EFBFBD>к󣺽<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD>£<EFBFBD>"<<endl;
	cout<<setw(10)<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ID<EFBFBD><EFBFBD>"<<" ";
	cout<<setw(10)<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>"<<" ";
	cout<<setw(10)<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>"<<" ";
	cout<<setw(10)<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>"<<" ";
	cout<<setw(10)<<"<EFBFBD><EFBFBD>תʱ<EFBFBD><EFBFBD>"<<" ";
	cout<<setw(10)<<"<EFBFBD><EFBFBD>Ȩ<EFBFBD><EFBFBD>תʱ<EFBFBD><EFBFBD>"<<endl;
	for (int i = 0;i<n;i++)
	{
		cout<<setw(10)<<RRarray[i].name<<" ";
		cout<<setw(10)<<RRarray[i].ArrivalTime<<" ";
		cout<<setw(10)<<RRarray[i].ServiceTime<<" ";
		cout<<setw(10)<<RRarray[i].FinishedTime<<" ";
		cout<<setw(10)<<RRarray[i].WholeTime<<" ";
		cout<<setw(10)<<RRarray[i].WeightWholeTime<<" "<<endl;;
	}
	cout<<"<EFBFBD><EFBFBD><EFBFBD>н<EFBFBD><EFBFBD>̵<EFBFBD>ƽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>תʱ<EFBFBD><EFBFBD> = "<<AverageWT<<endl;
	cout<<"<EFBFBD><EFBFBD><EFBFBD>н<EFBFBD><EFBFBD>̵<EFBFBD>ƽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȩ<EFBFBD><EFBFBD>תʱ<EFBFBD><EFBFBD> = "<<AverageWWT<<endl;
	cout<<"________________________________________________________"<<endl;
}
 
int main()
{
	Input();
	RRAlgorithm();
	display();
	system("pause");
	return 0;
}