Ծţ11829
ԣC
Ծgl1
Ծܷ֣100
ͣ6


һ   10 20֣


1 2.0֣  :1543
Cеá1رļ.
𰸣

=======(1)=======
fclose
==================
fclose()


2 2.0֣  :1741
 int a[2][2]={{1,2},{2,1}},a[1][1]ֵΪ1.
𰸣

=======(1)=======
1


3 2.0֣  :1574
֪a=13,b=6,  a&&bʮֵΪ1.
𰸣

=======(1)=======
1


4 2.0֣  :1505
֪a=13,b=6,  a>>2ʮֵΪ1.
𰸣

=======(1)=======
3


5 2.0֣  :1204
ʽ a+=b ൱ڱʽ1.
𰸣

=======(1)=======
a=a+b
==================
a=b+a


6 2.0֣  :308
a=3,b=2,c=1;ʱ,ִ³κ a=1.



if(a>b)  a=b; 

if(b>c) b=c;

else c=b;

c=a;
𰸣

=======(1)=======
2


7 2.0֣  :644
x=4<4-!0,xֵΪ1.
𰸣

=======(1)=======
0


8 2.0֣  :677
int x=2,y=3,z=4; ʽx+y>!zֵΪ1.
𰸣

=======(1)=======
1


9 2.0֣  :1732
˵ʱʡԴ洢ͷϵͳĬΪ1
𰸣

=======(1)=======
Զ
==================
auto


10 2.0֣  :501
ڴռһĴ洢,ɡ1׵ַ.
𰸣

=======(1)=======




ж   10 10֣


1 1.0֣  :1553
 *  / ȼͬ.
𰸣N

2 1.0֣  :1551
鶨: char a[ ]="abde";  aռĿռΪ4.
𰸣N

3 1.0֣  :1577
ѭṹеcontinueʹѭִֹС
𰸣N

4 1.0֣  :7
C У˶ǺϷģ
enum aa{ a=5,b,c}bb;bb=(enum aa)5;
𰸣Y

5 1.0֣  :13
char *p="girl";ĺǶַָppֵַ"girl"
𰸣N

6 1.0֣  :1573
CԱṩ䣬ɺʵֵġ
𰸣Y

7 1.0֣  :1095
:func(rec1,rec2+rec3,(rec4,rec5));,еʵθ5.
𰸣N

8 1.0֣  :1555
aΪһά,*(a+i)ʾԪa[i].
𰸣Y

9 1.0֣  :1113
úĶ֮ǰ,Բؼ.
𰸣Y

10 1.0֣  :26
int a[3][4]={{1},{5},{9}}; ǽеһ
ԪظֵԪֵΪ0
𰸣Y


ѡ   15 30֣


1 2.0֣  :4587
Ҫʹ³10,һ.
for(i=0;i<=___;printf("%d\n",i+=2));
A:17
B:18
C:20
D:21

𰸣B

2 2.0֣  :4611
жint  x;  f1oat  y;ִscanf("%d,%f",&x,&y);,
ӵһпʼ123,45.678(س),x ֵΪ
A:12345
B:123
C:45
D:345

𰸣B

3 2.0֣  :568
һCԳɣ
A:һӳ
B:
C:ɹ
D:ӳ

𰸣B

4 2.0֣  :4579
¶һάaȷ˵:
A:char a(10);
B:int a[];
C:int k=5,a[k];
D:char  a[3]={'a','b','c'};

𰸣D

5 2.0֣  :98
±ʶУΪϷCûʶǣ
A:For
B:Printf
C:WORD
D:sizeof

𰸣D

6 2.0֣  :517
char a[10];ȷ壬вܴӼϸa
Ԫֵǣ
A:gets(a);
B:scanf("%s",a);
C:for(i=0;i<10;i++)a[i]=getchar();
D:a=getchar();

𰸣D

7 2.0֣  :208
иmֵУʹm%3==2&&m%5==3&&m%7==2Ϊǣ
A:8
B:23
C:17
D:6

𰸣B

8 2.0֣  :4557
  float a=2, b=4, c=3; C Աʽʽ (a+b)c/2 һµ(  ) 


A:(a+b)*c/2
B:(1/2)*(a+b)*c
C:(a+b)*c*1/2
D:c/2.0*(a+b)

𰸣B

9 2.0֣  :170
return䣬ȷ˵ǣ
A:гоɳ
B:ÿг
C:ͬһгֶ
D:ֻڳ֮ĺгһ

𰸣C

10 2.0֣  :711
ѡȷǣ
A:char s[8]; s={"Beijing"};
B:char *s; s={"Beijing"};
C:char s[8]; s="Beijing";
D:char *s; s="Beijing";

𰸣D

11 2.0֣  :712
˵:int n=2,*p=&n,*q=p;·Ƿĸֵǣ
A:p=q;
B:*p=*q;
C:n=*q;
D:p=n;

𰸣D

12 2.0֣  :178
¶CԺУȷǣ
A:Cһһϵĺ
B:CȿǶ׶ֿԵݹ
C:зֵ,ʹú
D:Cеùϵкͬһļ

𰸣A

13 2.0֣  :540
ָpԼ( ִp++;)󣬵ַƫֵΪ2
Ϊ
A:int
B:float
C:double
D:char

𰸣A

14 2.0֣  :671
CԹ涨:򵥱ʵʱͶӦβ֮ݴݷʽǣ
A:ַ
B:ֵ
C:ʵδβΣβδظʵ
D:ûָĴݷʽ

𰸣B

15 2.0֣  :147
ִabֱֵΪ
int a,b; 
a=1+'a'; 
b=2+7%-4-'A';
A:-63,-64
B:98,-60
C:1,-60
D:79,78

𰸣B


ġ   2 20֣


1 10.0֣  :443
/*-------------------------------------------------------
ա
---------------------------------------------------------
ܣҵŵĽɡ(i)ڻ10Ԫ
      ʱ10%10Ԫ20Ԫʱ
      10ԪĲְ10%ɣ10ԪĲ֣ɿ7.5%
      2040֮ʱ20ԪĲ֣5%40
      60֮ʱ40ԪĲ֣3%60100
      ֮ʱ60ԪĲ֣1.5%100Ԫʱ
      100ԪĲְ1%ɣӼ뵱i
      ӦŽ

-------------------------------------------------------*/
#include <stdio.h>
main()
{
  long int i;
  double bonus1,bonus2,bonus4,bonus6,bonus10,bonus;
  scanf("%ld",&i);
  bonus1=100000*0.1;bonus2=bonus1+100000*0.75;
  bonus4=bonus2+200000*0.5;
  bonus6=bonus4+200000*0.3;
  bonus10=bonus6+400000*0.15;
  if(i<=100000)
    bonus=i*0.1;
  /***********SPACE***********/
  else if(?)                                
    bonus=bonus1+(i-100000)*0.075;
  /***********SPACE***********/
  else if(?)                                
    bonus=bonus2+(i-200000)*0.05;
  /***********SPACE***********/
  else if(?)                                
    bonus=bonus4+(i-400000)*0.03;
  else if(i<=1000000)
    bonus=bonus6+(i-600000)*0.015;
  else
    bonus=bonus10+(i-1000000)*0.01;
  /***********SPACE***********/
  ?("bonus=%d",bonus);
}
𰸣

=======(1)=======
i<=200000	
==================
200000>=i

=======(2)=======
i<=600000
==================
600000>=i

=======(3)=======
i<=1000000
==================
1000000>=i

=======(4)=======
printf


2 10.0֣  :18
/*-------------------------------------------------------
ա
---------------------------------------------------------

ܣһеԪذš

-------------------------------------------------------*/
#include <stdio.h>
#define N 7
main ()
{
  static int a[N]={12,9,16,5,7,2,1},k,s;
  printf("\n the origanal array:\n");
  for (k=0;k<N;k++)
    printf("%4d",a[k]);
  /***********SPACE***********/
  for (k=0;k<N/2; ? )
  {
     s=a[k];
  /***********SPACE***********/
  ? ;
  /***********SPACE***********/
  ? ;
   }
   printf("\n the changed array:\n");
   for (k=0;k<N;k++)
      /***********SPACE***********/
      ?  ("%4d",a[k]);
}
𰸣

=======(1)=======
k++
==================
k= k + 1
==================
k+=1
==================
++k

=======(2)=======
a[k]=a[N-k-1]
==================
a[k]=a[N-1-k]
==================
a[k]=a[6-k]
==================
*(a+k)=*(a+N-k-1)
==================
*(a+k)=*(a+N-1-k]
==================
a[k]=a[-1+N-k]
==================
a[k]=a[-1-k+N]
==================
a[k]=a[-k-1+N]
==================
a[k]=a[-k+N-1]
==================
*(a+k)=*(a+N-k-1)
==================
a[6-k]=s

=======(3)=======
a[N-k-1]=s
==================
a[N-1-k]=s
==================
a[6-k]=s
==================
a[N -k -1]=s
==================
*(a +N -k -1)=s

=======(4)=======
printf



塢Ĵ   1 10֣


1 10.0֣  :394
/*------------------------------------------------------    
Ĵ
--------------------------------------------------------

ܣsַָеĸתΪĸеĺĸ
      ZתΪA, zתΪaַ䡣

------------------------------------------------------*/

#include <stdio.h>
#include <ctype.h>
#include <conio.h>
void fun (char *s)
{
  /***********FOUND***********/
  while(*s!="\\0")
  {
    if(*s>='A' && *s <= 'Z' || *s >= 'a' && *s<='z')
    {
      if(*s=='Z')
        *s='A';
      else if(*s=='z')
        *s='a';
      else
        /***********FOUND***********/
        s += 1;
    }
    /***********FOUND***********/
    s++
  }
}

main()
{
  char s[80];
  printf("\n Enter a string with length < 80. :\n\n ");
  gets(s);
  printf("\n The string : \n\n ");
  puts(s);
  fun ( s );
  printf ("\n\n The Cords :\n\n ");
  puts(s);
}
𰸣

=======(1)=======
while(*s!='\0')

=======(2)=======
*s += 1;

=======(3)=======
s++;



   1 10֣


1 10.0֣  :514
/*-------------------------------------------------------
ơ
---------------------------------------------------------

ĿӼʵxͼƬʾĹʽ㲢yֵ

-------------------------------------------------------*/
#include <stdio.h>
#include<math.h>
main()
{  
   double x,y;

/**********Program**********/



/**********  End  **********/
   printf("y=%f\n",y);
}
𰸣   scanf("%f",&x);
   if(x>7) 
     y=2+sqrt(x);
   else if(x>=-7)
           y=5+3*x; 
        else 
           y=3*x*x;

