新建文本文档.txt

#include<stdio.h>
#include<stdlib.h>
typedef struct pcb{
   int id;
   int come;
   int deal;
   int finish;
   int cycleTime;
   float powerTime;
}PCB;
void fcfs(PCB pr[],int n){
   int i,j;
   PCB temp;
   for(i = 0;i < n - 1; i++){
    for(j = i + 1; j < n; j++){
    if(pr[i].come > pr[j].come){
    temp = pr[i];
    pr[i] = pr[j];
    pr[j] = temp;
    }
    }
   }
   pr[0].finish = pr[0].come + pr[0].deal;
   pr[0].cycleTime = pr[0].finish - pr[0].come;
   pr[0].powerTime = pr[0].cycleTime * 1.0 / pr[0].deal * 1.0;
   for(i = 1; i < n; i++){
    if(pr[i].come < pr[i-1].finish)
    pr[i].finish = pr[i-1].finish + pr[i].deal;
    else
    pr[i].finish = pr[i].come + pr[i].deal;