题目内容

以下程序的运行结果是()。#include int main(){int a[]={1,2,3,4,5,6,7,8,9,10,11,12};int *p=a+5,*q=NULL;*q=*(p+5);printf("%d %d\n",*p,*q);return 0;}

A. 运行后报错
B. 6 6
C. 6 12
D. 5 5

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以下程序的输出结果是()。#include int main(){char *alpha[6]={"ABCD","EFGH","IJKL","MNOP","QRST","UVWX"};char **p;int i;p=alpha;for(i=0;i<4;i++)printf("%s",p[i]);printf("\n");return 0;}

ABCDEFGHIJKL
B. ABCD
C. ABCDEFGHIJKLMNOP
D. AEIM

设有以下语句:char str1[]="string",str2[8],*str3,str4[]="";则下面选项()不是对库函数strcpy()的正确调用,此库函数用于复制字符串。

A. strcpy(str1,"HELLO1");
B. strcpy(str2,"HELLO2");
C. strcpy(str3,"HELLO3");
D. strcpy(str4,"HELLO4");

若有以下定义和语句,则输出结果是()。#include #include int main(){char a[5]="12345",b[5]="1234",*s1=a,*s2=b;printf("%d\n",strlen(strcpy(s1,s2)));return 0;}

A. 4
B. 5
C. 9
D. 10

下面的二维数组初始化语句中,错误的是()。

A. float b[2][2]={0.1,0.2,0.3,0.4};
B. float a[][2]={{0.1,0.2},{0.3,0.4}};
C. int a[][2]={1,2,3};
D. int a[][2]={1,2,3,4};

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