进程调度Word文档格式.docx
- 文档编号:4913923
- 上传时间:2023-05-04
- 格式:DOCX
- 页数:16
- 大小:16.07KB
进程调度Word文档格式.docx
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if(p==NULL)
returnfalse;
p->
name=name;
pre=pre;
needTime=needTime;
reachTime=reachTime;
runTime=runTime;
next=*t;
*t=p;
/*ЙиЦГёчІОБї*/
voidsetname(Top1*t,intName)
(*t)->
name=Name;
voidsetpre(Top1*t,intPre)
pre=Pre;
voidsetneedTime(Top1*t,intNeedTime)
needTime=NeedTime;
voidsetreachTime(Top1*t,intReachTime)
reachTime=ReachTime;
voidsetrunTime(Top1*t,intRunTime)
runTime=RunTime;
/*ЙѕіэХ»
¶
ҐФЄЛШ*/
intpop(Top1*t)
Top1p=*t;
*t=p->
next;
free(p);
/*КН·
ЕЛщХјДЪґж*/
/*ИЎµ
ГёчІОБї*/
intgetname(Top1*t)
return(*t)->
name;
intgetpre(Top1*t)
pre;
intgetneedTime(Top1*t)
needTime;
intgetreachTime(Top1*t)
reachTime;
intgetrunTime(Top1*t)
runTime;
/*ПИАґПИ·
юОс*/
voidFCFS(Top1*Top,intnum)
inti,j;
intName,Pre,NeedTime,ReachTime,RunTime;
Top1pcb;
initStack(&
pcb);
/*Ѕ«
Х»
ёцФЄЛШ·
ЧЄ*/
for(i=0;
i<
num;
i++)
{/*ИҐХ»
Name=getname(Top);
Pre=getpre(Top);
NeedTime=getneedTime(Top);
ReachTime=getreachTime(Top);
RunTime=getrunTime(Top);
push(&
pcb,Name,Pre,NeedTime,ReachTime,RunTime);
pop(Top);
}
printf("
namepreneedTimereachTimerunTime\n"
);
{
/*ИЎµ
ГХ»
ҐФЄЛШµ
ДёчІОБї*/
Name=getname(&
Pre=getpre(&
NeedTime=getneedTime(&
ReachTime=getreachTime(&
RunTime=getrunTime(&
for(j=0;
j<
NeedTime+1;
)
if(NeedTime<
0||NeedTime==0)
{
process%disover.\n"
Name);
break;
else
%d%d%d%d%d\n"
Name,Pre,NeedTime,ReachTime,RunTime++);
NeedTime--;
pop(&
/*¶
ОЧчТµ
УЕПИ*/
voidSJF(Top1*Top,intnum)
inti,j,temp,sum=0;
intName1,Pre1,NeedTime1,ReachTime1,RunTime1;
Top1pcb1;
Top1pcb2;
pcb1);
/*·
ЧЄ·
ЕИлБнТ»
ЦР*/
Pre=getneedTime(Top);
sum+=getneedTime(Top);
for(i=0;
sum;
/*ИЎФЄЛШЈ¬
К№µ
ҐФЄЛШУЕПИј¶
ЧоРЎ*/
if(i==0)
Name=getname(&
RunTime=getrunTime(&
pcb1,Name,Pre,NeedTime,ReachTime,RunTime);
elseif(i<
num)
temp=getneedTime(&
Pre=getpre(&
if(NeedTime>
temp)
Name1=getname(&
Pre1=getpre(&
NeedTime1=getneedTime(&
ReachTime1=getreachTime(&
RunTime1=getrunTime(&
push(&
pcb1,Name1,Pre1,NeedTime1,ReachTime1,RunTime1);
elsepush(&
pcb1)-1;
pcb1)+1;
Name,Pre,NeedTime,ReachTime,RunTime);
setneedTime(&
pcb1,NeedTime);
setrunTime(&
pcb1,RunTime);
setpre(&
pcb1,Pre);
/*К±
јдЖ¬
ВЦЧЄ*/
voidRR(Top1*Top,intnum)
temp=num;
temp;
j++)
%d%d%d%d\n"
Name,NeedTime,ReachTime,RunTime);
num--;
i++;
pop(&
/*ёЯПмУ¦
±
ИУЕПИ*/
voidHRRN(Top1*Top,intnum)
Pre=0;
NeedTime=getneedTime(Top);
RunTime=0;
RunTime=i;
Pre=(NeedTime+RunTime-ReachTime)/NeedTime;
temp=(getneedTime(&
pcb1)+RunTime-getreachTime(&
pcb1))/(getneedTime(&
pcb1));
if(Pre<
Pre1=temp;
pcb1,Name1,Pre1,NeedTime1,ReachTime1,RunTime);
/*ЈїЈїЈїґЛґ¦
Pre=(NeedTime+RunTime-ReachTime)/NeedTime;
РРІ»
НЁЈїЈїЈїЈї*/
voidmain()
loop:
/*С»
·
*/
charch;
intnum;
inti;
Top1dig;
dig);
num=rand()%10+1;
TheNo.ofprocessis%d.\n"
num);
needTime=rand()%4+1;
process:
%dneedTime:
%dreachTime:
%d\n"
i,needTime,i);
dig,i,i,needTime,i,0);
----------------------------------\n"
1---FCFS;
2---SJF;
3---HRRN;
4---RR\n"
intputtheNO.:
"
i=0;
scanf("
%d"
&
i);
switch(i)
case1:
FCFS(&
dig,num);
break;
case2:
SJF(&
case3:
HRRN(&
case4:
RR(&
default:
printf("
inputwrongNo.!
!
again?
(yorn)\ninput:
loop_1:
ch=getch();
if(ch=='
y'
)/*yФЩґОКдИл*/
gotoloop;
elseif(ch=='
n'
)/*nНЛіц*/
exit(0);
else/*¶
јІ»
КЗМбКѕКдИлґнОу*/
\ninputwrong!
againplease!
\ninput:
gotoloop_1;
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