运行程序，输出结果为;#include"stdio.h"intf(intx){inty;if(x==0||x==1)return(3);y=x*x-f(x-2);returny;}main(){intz;z=f(3);printf("%d\n",z);}

A. 0
B. 9
C. 6
D. 8

以下程序的输出结果是（）。#include#defineSUB(X,Y)(X)*Ymain(){inta=3,b=4;printf("％d\n",SUB(a++,b++));}span>

A. 12
B. 15
C. 16
D. 20

下面程序的输出结果是（）。#includefunc(inta,intb){intc;c=a+b;returnc;}main(){intx=6,y=7,z=8,r;r=func((x--,y+=2,x+y),z--);printf("%d\n",r);}

A. 11
B. 20
C. 21
D. 22

写出下面程序结果___(1)____，并上机验证。#include"stdio.h"main(){inti,n[]={0,0,0,0,0};for(i=1;i<=2;i++){n[i]=n[i-1]*3+1;printf("%d",n[i]);}printf("\n");}

下面程序的输出结果是___(1)______。#include#includemain(){charx[]="one";x[0]=0;x[1]='\0';x[2]='0';printf("%d%d",sizeof(x),strlen(x));//输出数据用空格隔开}

以下程序的输出结果是（）。#include#define S(x) (x)*(x)+1main( ){ int k=5,j=2;printf("%d\n",S(k+j));}

以下程序的输出结果是()。#include#includemain(){chara[][7]={"ABCD","EFGH","IJKL","MNOP"},k;for(k=0;k<=3;k++)printf("%s\n",&a[k][k]);}

ABCDFGHKLM
B. ABCEFGIJ
C. EFGJKOP
D. FGHKL