#include <stdio.h>
main()
{ FILE *fp; int x[6]={1,2,3,4,5,6},i;
fp=fopen("test.dat","wb");
fwrite(x,sizeof(int),3,fp);
rewind(fp);
fread(x,sizeof(int),3,fp);
for(i=0;i<6;i++) printf("%d",x[i]);
printf("/n");
fclose(fp);
}
[试题]试题10以下程序运行后的输出结果是______.#include <stdio.h>main(){char a;for(a=0; a<15; a+=5){putchar(a+’A’);}printf(“/n”);}
[试题]试题11以下程序运行后的输出结果是______.#include <stdio.h>void fun(int x){ if(x/5>0) fun(x/5)printf(“%d”, x);}main(){ fun(11); printf(“/n”);}
[试题]试题13以下程序运行后的输出结果是______.#include <stdio.h>main(){ int n[2], i, j;for(i=0; i<2;i++) n[i]=0;for(i=0; i<2; i++)for(j=0; j<2; j++) n[j]=n[i]+1;printf(“%d/n”, n[1]);}
[主观题](10)以下程序运行后的输出结果是 (10) 。#include <stdio.h>main(){ int x=10,y=20,t=0;if(x==y)t=x;x=y;y=t;printf("%d %d/n",x,y);}
[主观题](13)以下程序运行后的输出结果是 (13) 。#include <stdio.h>main(){ int i,n[5]={0};for(i=1;i<=4;i++){ n[i]==n[i-1]*2+1; printf("%d",n[i]); }printf("/n");}
[主观题](14)以下程序运行后的输出结果是 (14) 。#include <stdio.h>#include <stdlib.h>#include <string.h>main(){ char *p; int i;p=(char *)malloc(sizeof(char)*20);strcpy(p,"welcome");for(i=6;i>=0;i--) putchar(*(p+i));printf("/n "); free(p);}
[试题]以下程序的输出结果是 _[9]_______ .#include <stdio.h>main(){ int n=12345,d;while(n!=0){ d=n%10; printf("%d",d); n/=10;}}
[试题]试题7以下程序运行后的输出结果是______。#include <stdio.h>main(){ int a=37; a%=9; printf(“%d/n”, a); }
[单选题]以下程序运行后,输出结果是( )。include<stdio.h>define PT 5.5define S(x)PT*x*Xmain{ int a=1,b=2:printf("%4.1f\n",s(a+b));}A.49.5B.9.5C.22.0D.45.0
[试题]试题8以下程序运行后的输出结果是_____。#include <stdio.h>main(){ int i, j;for(i=6; i>3; i--) j=i;printf(“%d%d/n”,i, j );}