瀹夊窘澶у
C
璇█绋嬪簭璁捐鏈熸湯璇曢
涓�
.
鍗曢」閫夋嫨棰橈細
锛堟瘡棰?/p>
2
鍒嗭紝鍏?/p>
20
鍒嗭級
锛戯紟鎵ц绋嬪簭
: int a; printf("%d \n", (a=3*5, a*4, a+5) );
鍚庯紝
a
鐨勫�兼槸
______
銆?/p>
锛★級
60
锛級
20
锛ｏ級
15
锛わ級
10
锛掞紟绋嬪簭娈碉細
int x=023;
printf("%d \n", --x );
鐨勮緭鍑烘槸
______
銆?/p>
锛★級
19
锛級
18
锛ｏ級
23
锛わ級
22
3
锛?/p>
绋嬪簭娈碉細
static char s[10]={'C','h','i','n','a'}; printf("%d\n",strlen(s));
鐨?/p>
杈撳嚭
鏄?/p>
______
銆?/p>
锛★級
6
锛級
5
锛ｏ級
11
锛わ級
10
4
锛庤嫢
fun( int x) { printf(鈥?d
\
n鈥?x);},
鍒?/p>
fun_______
銆?/p>
锛★級杩斿洖鍊间负
void
绫诲瀷
锛級杩斿洖鍊肩被鍨嬫棤娉曠‘瀹?/p>
锛ｏ級杩斿洖鍊间负
int
绫诲瀷
锛わ級娌℃湁杩斿洖鍊?/p>
5.
鏈夊畯瀹氫箟锛?/p>
#define MULT1(a,b) a*b
#define MULT2(a,b) (a)*(b)
涓斿紩鐢ㄥ畯锛?/p>
y=MULT1(3+2,5+8); z=MULT2(3+2,5+8);
鍒?/p>
y
鍜?/p>
z
鐨勫�兼槸
______
銆?/p>
锛★級
y=65,z=65
锛級
y=21,z=65
锛ｏ級
y=65,z=21
锛わ級
y=21,z=21
6
锛庣▼搴忔
char s[]="Hello", *p;
p=s;
鎵ц鍚庯紝
*(p+5)
鐨勫�兼槸
______
銆?/p>
锛★級
'o'
锛級
'\0'
锛ｏ級
'o'
鐨勫湴鍧�
锛わ級涓嶇‘瀹氱殑鍊?/p>
7.
绋嬪簭娈碉細
char *s=鈥滱BCD鈥? *p;
for( p=s; *p ; p++) printf("%s\n", p);
鐨勮緭鍑烘槸
______
銆?/p>
锛★級
ABCD
锛級
A
锛ｏ級
D
锛わ級
ABCD
BCD
B
C
ABC
CD
C
B
AB
D
D
A
A
8.
鑻ュ畾涔夛細
int (*p)[3];
鍒欐爣璇嗙
p______
銆?/p>
锛★級瀹氫箟涓嶅悎娉曘�?/p>
锛級鏄竴涓寚閽堟暟缁勫悕锛屾瘡涓厓绱犳槸涓�涓寚鍚戞暣鍨嬪彉閲忕殑鎸囬拡銆?/p>
锛ｏ級鏄竴涓寚閽堬紝瀹冩寚鍚戜竴涓叿鏈変笁涓厓绱犵殑涓�缁存暟缁勩�?/p>
锛わ級鏄竴涓寚鍚戞暣鍨嬪彉閲忕殑鎸囬拡銆?/p>
9.
瀹氫箟
: struct sk {int a; float b;} data,*p;
涓?/p>
p=&data;
鍒欐纭紩鐢ㄦ垚鍛?/p>
a
鐨勬柟寮忔槸
______
銆?/p>
A) p.data.a
B) (*p).a
C) p->data.a
D) (*p).data.a
10.
浠ヤ簩杩涘埗鍙鏂瑰紡鎵撳紑涓�涓凡鏈夌殑鏂囨湰鏂囦欢
file1
锛?/p>
姝ｇ‘璋冪敤
fopen
鍑芥暟鐨勬柟寮忔槸
______
銆?/p>
锛★級
FILE *fp;
锛級
FILE *fp;
fp=fopen("file1","rb");
fp=fopen("file1","r+");
锛ｏ級
FILE *fp;
锛わ級
FILE *fp;
fp=fopen("file1","r");
fp=fopen("file1","rb+");