单选题有以下程序:#include main(){ int a[]={1,2,3,4},y,*p=a[3]; --p; y=*p; printf("y=%d",y);}程序的运行结果是(  )。Ay=0By=1Cy=2Dy=3

单选题
有以下程序:#include main(){ int a[]={1,2,3,4},y,*p=&a[3]; --p; y=*p; printf("y=%d",y);}程序的运行结果是(  )。
A

y=0

B

y=1

C

y=2

D

y=3


参考解析

解析:
数组a定义结果为,a[0]=1,a[1]=2,a[2]=3,a[3]=4;指针p指向a[3]。执行--p;语句后,p指向数组元素a[2];y=*p,y的值为指针p所指向的地址的存储值,为3。答案选择D选项。

相关考题:

有以下程序#include stdio.hmain( ){ int a[ ]={1,2,3,4},y,*p=a[3];--p; y=*p; printf("y=%d\n",y);}程序的运行结果是A)y=0B)y=1C)y=2D)y=3

请将以下程序中的函数声明语句补充完整#include stdio.hint【12】 ;main( ){int x,y,(*p)();p=max;printf(“d\n”,x,y);}Int max(int a,int b){return (ab/a:b);}

有以下程序#include stdio.hstruct ord{ int x,y; } dt[2]={1,2,3,4};main(){ struct ord *p=dt;printf("%d,",++p-x); printf("%d\n",++p-y);}程序的运行结果是A)1,2B)2,3C)3,4D)4,1

请将以下程序中的函数声明语句补充完整。#include stdio.hint 【 1 2 】 ;main(){ int x,y,(*p)();scanf("%d%d",x,y);p=max;printf("%d\n",(*p)(x,y));}int max(int a,int b){ return(ab?a:b);}

(26)有以下程序#include stdio.hvoid fun( int *a,int *b){int *c;c=a;a=b;b=c;}main(){int x=3,y-5,*P=x,*q=y;fun(p,q);printf(“%d,%d,”,*p,*q);fun(x,y);printf(“%d,%d\n”,*p,*q);}程序运行后的输出结果是A)3,5,5,3 B)3,5,3,5 C)5,3,3,5 D)5,3,5,3

有以下程序includemain(){inta[]={1,2,3,4},y,*p=a[3];--p;y=*p;printf("y=%d\n" 有以下程序 #include <stdio.h> main() { int a[]={1,2,3,4},y,*p=a[3]; --p; y=*p;printf("y=%d\n",y); } 程序的运行结果是A.y=0B.y=1C.y=2D.y=3

(37)有以下程序#include stdio.hstruct ord{ int x,y;} dt[2]={1,2,3,4};main(){ struct ord *p=dt;printf (“%d,”,++p-x); printf(“%d\n”,++p-y);}程序的运行结果是A)1,2 B)2,3 C)3,4 D)4,1

有下列程序: include main() {int a[]={1,2,3,4},y,*p=a[3]; -- 有下列程序: #include <stdio.h> main() {int a[]={1,2,3,4},y,*p=a[3]; --p; y=*p; printf("y=%d\n",y); } 程序的运行结果是( )。A.y=0B.y=1C.y=2D.y=3

下列程序的输出结果是()。 include VOid p(int *x) {printf("%d",++*x); } void main() 下列程序的输出结果是( )。#include<stdio.h>VOid p(int *x){ printf("%d",++*x);}void main(){ int y=3;p(y);}A.3B.4C.2D.5

若有以下程序段:include using namespace std;int main (){ int a[]={1,4,5}; int *p 若有以下程序段: #include <iostream> using namespace std; int main () { int a[]={1,4,5}; int *p=a[0],x=6, y,z; for (y=0; y<3; y++) z= ( (* (p+y) <x) ? *(p+y) :x); cout<<z<<end1; return 0; } 程序运行后的输出结果是( )。A.1B.4C.5D.2

下列程序的输出结果是()。includevoid p(int *x){printf("%d",++*x);}void main(){int 下列程序的输出结果是( )。 #include<stdio.h> void p(int *x) { printf("%d",++*x); } void main() { int y=3; p(y); }A.3B.4C.2D.5

有以下程序:include main() {int a[] = {2,4,6,8,10} ,y =0,x, * p;p =a[1];for( 有以下程序: #include <stdio.h> main() { int a[] = {2,4,6,8,10} ,y =0,x, * p; p =a[1]; for(x=1;x<3;x++)y+ =p[x]; printf( "% d \n" , y); }程序运行后的输出结果是( )。A.10B.11C.14D.15

有以下程序:include main(){inty=9;for( ; y>0; y--)if(y%3==0) printf("%d", --y);} 有以下程序: #include <stdio.h> main() {int y=9; for( ; y>0; y--) if(y%3==0) printf("%d", --y); } 程序的运行结果是( )。A.741B.963C.852D.875421

有以下程序 include main() { int y=9; for( ; y>0; y--) if(y% 有以下程序 #include <stdio.h> main() { int y=9; for( ; y>0; y--) if(y%3==0) printf("%d",--y); } 程序的运行结果是A.741B.963C.852D.875421

有以下程序 include struct tt { int x; struct tt *y; } *p; s 有以下程序 #include <stdio.h> struct tt { int x; struct tt *y; } *p; struct tt a[4]= {20,a+ 1,15,a+2,30,a+3,17,a}; main() { int i; p=a; for(i=1; i<-2; i++) { printf("%d,", p->x ); p=p->y; }A.20,30,B.30,17C.15,30,D.20,15,

请将以下程序中的函数声明语补充完整。 include int【】 main(){int x,y,(*p)(); sccanf(" 请将以下程序中的函数声明语补充完整。include<stdio.h>int【 】main(){ int x,y,(*p)();sccanf("%d%d",x,y);p=max;printf(%d\n",(*p)(x,y));}int max(int a,int b){return(a>b?a:b);}

有以下程序 include void fun(int*a,int*B) { int*c; c=a;a=b;b=c; } main() {int x=3 有以下程序 #include<stdio.h> void fun(int*a,int*B) { int*c; c=a;a=b;b=c; } main() { int x=3, y=5,*p=x, *q=y; fun(p,q); printf("%d,%d,",*p,*q); fun(x,y); printf(" %d,%d\n",*p,*q); } 程序运行后的输出结果是______。A.3,5,5,3B.3,5,3,5C.5,3,3,5D.5,3,5,3

有以下程序includestruct ord{ int x,y;} dt[2]={1,2,3,4};mare(){struct ord*p=dt; p 有以下程序 #include<stdio.h> struct ord { int x,y;} dt[2]={1,2,3,4}; mare() { struct ord*p=dt; printf("%d,",++p->x); printf("%d\n",++p->y); } 程序的运行结果是______。A.1,2B.2,3C.3,4D.4,1

有以下程序 include struct st { int x,y;} data[2]={1,10,2,20}; main( 有以下程序 #include <stdio.h> struct st { int x,y;} data[2]={1,10,2,20}; main() { struct st *p=data; printf("%d,",p->y); printf("%d\n",(++p)->x); } 程序的运行结果是______。A.10,1B.20,1C.10,2D.20,2

若有以下程序:include using namespace std;class Base{ int x;protected: int y;pub 若有以下程序: #include <iostream> using namespace std; class Base { int x; protected: int y; public: int z; void setx(int i) { x=i; } int getx ( ) { return x; } }; class Inherit : private Base { private: int m; public: int p; void setvalue(int a,int b,int c, int d) { setx(a) ; y=b; z=c; m=d; } void display() { cout<<getx ()<<", "<<y<<", "<<z<<", "<<m<<end1; } }; int main() { Inherit A; A.setvalue(1,2,3,4); A.display(); return 0; } 程序运行后的输出结果是( )。A.1,2,3,4B.产生语法错误C.4,3,2,1D.2,3,4,5

有以下程序#includestdio.hstruct ord{int x,y;} dt[2]={1,2,3,4};main(){struct ord*p=dt;printf(“%d,”,++(p一x));printf(“%d\n”,++(p一y));}程序运行后的输出结果是A.1,2B.4,1C.3,4D.2.3

以下程序的输出结果是include "stdio.h"int *f(int *x,int *y){ if(*x*y) return x; else return y;}main(){ int a=7,b=8, *p,*q,*r ; p=a; q=b; r= f(p,q); printf("%d,%d,%d\n",*p,*q,*r);}

有以下程序:includemain(){inta[]={1,2,3,4},y,*p=a[3];--p;y=*p;printf("y=%d\n 有以下程序: #include<stdio.h> main() {inta[]={1,2,3,4},y,*p=a[3]; --p;y=*p;printf("y=%d\n",y); } 程序的运行结果是( )。A.y=0B.y=1C.y=2D.y=3

有以下程序: #includestdio.h struct ord {int X,y;)dt[2]={1,2,3,4}; main( ) { struct ord*p=dt; printf("%d,",++(p-x));printf("%d\n",++(p-y)); } 程序运行后的输出结果是( )。A.1,2B.4,1C.3,4D.2,3

有以下程序:includemain(){int a[]={1,2,3,4},y,*p=--p;y=*p;printf("y=%d\n",y 有以下程序: #include<stdio.h> main() { int a[]={1,2,3,4},y,*p=&a[3]; --p;y=*p;printf("y=%d\n",y); } 程序的运行结果是( )。A.y=0B.y=1C.y=2D.y=3

有以下程序:include void f(int * x,int * y) int t;t= *x; *x= *y; *y=t;main ( ){in 有以下程序:#include <stdio.h>void f(int * x,int * y) int t; t= *x; *x= *y; *y=t;main ( ){ int a[8] = { 1,2,3,4,5,6,7,8} ,i, * p, * q; p=a;q =a[7]; while(p<q) { f(p,q) ;p ++ ;q --; } for(i =0;i<8;i ++ ) printf(" % d," ,a[i]); }程序运行后的输出结果是( )。A.8,2,3,4.,5,6,7,1,B.5,6,7,8,1,2,3,4,C.1,2,3,4,5,6,7,8,D.8,7,6,5,4,3,2,1,

单选题有以下程序:#include void fun(int*a,int*b){ int*c; c=a; a=b; b=c;}main(){ int x=3,y=5,*p=x,*q=y; fun(p,q); printf(%d,%d,*p,*q); fun(x,y); printf(%d,%d,*p,*q);}程序运行后的输出结果是(  )。A3,5,5,3B3,5,3,5C5,3,3,5D5,3,5,3