执行下列程序段后,变量y的值为( ) int x[]={1,2,3,4},y,*p=x[1]; y=(*--P)++;A.1B.2C.3D.4
执行下列程序段后,变量y的值为( ) int x[]={1,2,3,4},y,*p=&x[1]; y=(*--P)++;
A.1
B.2
C.3
D.4
相关考题:
int y=1, x, *p, a[ ]={2,4,6,8,10}; p=a[1]; for(x=0;x3;x++) y + = * (p + x); printf("%d\n",y); 程序的输出结果y的值是__________ 。
下列程序段执行以后,内存变量y的值是 ______。 x=34567 y=0 DO WHILE x>0 y=x%10+y*10 x=int(x/10) ENDDOA.3456B.34567C.7654D.76543
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
下列程序段执行以后,内存变量y的值是( )。 CLEAR x=12345 y=0 DO WHILE x>O y=y+x%10 x=int(x/10) ENDDO ?yA.54321B.12345C.51D.15
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
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
主调函数中的两个变量a和b,要求调用函数交换a、b的值,返回交换结果,则以下正确的函数是______。A.funa(int*x,int*y) {int*p; *p=*x;*x=*y;*y=*p; }B.funb(int x,int y) {int t; t=x;x:y=y=t;}C.func(int*x,int*y) {*x=*y;*y=*x;}D.fund(int *x,int*y) {*x=*x+*y;*y=*x-*y;*x=*x-*y;}
下列程序段执行后,内存变量y的值是( )。 x=76543 y=0 DO WHILE x>0 y=x%10+Y*10 X=int(x/10) ENDDOA.3456B.34567C.7654D.76543
主调函数中的两个变量a和b,要求调用函数交换a、b值,返回交换结果,则以下正确的函数是______。A.funa(int*x,int*y) { int*p; *p=*x;*x=*y;*y=*p; }B.funb (int x,int y) {int t;t=x;x=y;y=t;}C.func(int *x,int*y) {*X=*y;*y=*x;}D.fund(int *x,int *y) {*x=*x+*y;*y=*x-*y;*x=*x-*y;}
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
有如下程序:include using namespace std;class point{int x, y;public:point( int v 有如下程序:#include <iostream>using namespace std;class point{ int x, y;public: point( int vx, int vy ) { X=vx; y=vy; } point() { x=0; y=0; } point operator+ ( point p1 ) { point p; int px = x + p1.x; int py = y+ p1.y; return point( px, py ); } point operator-( point p1 { point p; int px = x - p1.x; int py = y - p1.y; return point( px, py ); } void print() { cout<<x<<","<<y<<end1; }};int main(){ point p1( 10, 10 ), p2( 20, 20 ); p1 = p1 + p2; p1.print(); return ();}执行后的输出结果是( )。A.10, 10B.20, 20C.10, 20D.30, 30
若有以下程序段;includeusing 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
有如下程序:include using namespace std;class point{intx,y;public:point( int vx, 有如下程序:#include <iostream>using namespace std;class point{ int x, y;public: point( int vx, int vy ) { x = vx; y = vy; } point ( ) x = 0; y= 0; } point operator+( point p1 ) { point p; int px = x+ p1.x; int py = y + p1.y; return point( px, py ); point operator-( point p1 ) { point p; int px = x -p1.x; int py = y - p1.y; return point ( px, py ); } void print() { cout<<x<<" , "<<y<<end1; }};int main (){ point p1(10, 10 ), p2( 20, 20 ); p1 = p1 - p2; p1.print (); return 0;} 执行后的输出结果是A.10,10B.20,20C.10,20D.30,30
执行以下程序后,y的值是 ( ) main( ) { int a [ ]={2,4,6,8,10); int y=1,x, *p; p=a[1]; for(x=0;x<3; x + +) y + =* (p + x); printf("%d\n",y); }A.17B.18C.19D.20
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
有如下程序: include using namespace std; class point {int x,y; public:point( i 有如下程序: #include <iostream> using namespace std; class point { int x, y; public: point( int vx, int vy ) { x = vx; y = vy; } point ( ) { x = 0; y = 0; } point operator+( point pl ) { point p; int px = x + p1.x; int py = y + p1.y; return point( px, py ); } point operator-( point p1 ) { point p; int px = x - p1.x; int py = y - p1.y; return point( px, py ); } void print() { cout<<x<<", "<<y<<end1; } }; int main () { point pl ( 10, 10 ), p2 ( 20, 20 ); p1 = p1 + p2; p1.print (); return 0; } 执行后的输出结果是( )。A.10,10B.20,20C.10,20D.30,30
设x和y均为int型变量,则执行下面的循环后,y值为()。include void main(){int x, y;f 设x和y均为int型变量,则执行下面的循环后,y值为( )。#include <iostream.h>void main(){int x, y;for(y= 1,x= 1 ;y<=50;y++){ if(x>=10) }break;if (x%2==1){ x+=5; continue;} x-=3;} cout<<y;A.2B.4C.6D.8
执行以下程序后的输出结果为( )。includeclass Sample{int x, y;public:Sample() { 执行以下程序后的输出结果为( )。#include<iostream. b>class Sample{ int x, y; public: Sample() { x=y=0;} Sample(int a, int b) {x=a; y=b; } void disp () { cout<<"x="<<x<<"y="<<y<<end1; }};void main(){ Sample s(2,3), *p=s; p->disp();}A.x=1, y=3B.x=2, y=4C.x=3, y=2D.x=2, y=3
假定w,x,y,z和m均为int型变量,有如下程序段: w=1;x=2,y=3;z=4; m=(w<x)?w:x;m=(m<y)?m:y;m(m<2)?m:2; 则该程序段执行后,m的值为 ( )A.4B.3C.2D.1
执行以下程序后,y的值是() main( ) { int a[]={2,4,6,8,10}; int y=1,x,*p; p=a[1]; for(x=0;x3;x++) y + = * (p + x); printf(""%d/n"",y); }A、17B、18C、19D、20
单选题执行以下程序后,y的值是() main( ) { int a[]={2,4,6,8,10}; int y=1,x,*p; p=a[1]; for(x=0;x3;x++) y + = * (p + x); printf(""%d/n"",y); }A17B18C19D20