for(i=0;i<3;i++)for(j=0;j<3;j++)scanf("%d",&a[i][j]);以上程序段可以完成一个()行()列整型数组的输入
A. 3,3
B. 2,2
C. 4,4
D. 不能完成输入
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char str [10]= {"tomaoto"};printf ("%d",strlen (str) );以上程序段的输出会是()
A. 7
B. 8
C. 9
D. 10
char a[13];scanf ("%s",a);如果输入以下12个字符HOW ARE YOU?
A. 将HOW ARE YOU?送入数组a中
B. 只将字符“HOW”送到数组a中
C. 将HOW ARE YOU送入数组a中
D. 无法送入数组a
char cl [ ] = {"People's Republic of"};char c2[ ]={" China"};printf ("%s",strcat (cl,c2));下列程序段可以实现在屏幕上输出()
A. People's Republic ofChina
B. People's Republic of
Chinae's Republic of
D. 程序有错,无法输出
char cl [40] = {"People's Republic of"};char c2[ ]={" China"};printf ("%s",strcat (cl,c2));下列程序段可以实现在屏幕上输出()
A. People's Republic of
B. ChinaPeople's Republic of
C. People's Republic ofChina
D. China