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相关试题
- 1.下面程序的运行结果是_____。#include "stdio.h"void num(){ extern int x,y; int a=15,b=10; x=a-b;y=a+b;}int x,y;void main(){ int a=7,b=5; x=a+b;y=a-b; num(); printf("%d,%d ",x,y);}
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2.以下程序的运行结果是______。#include
void num(){??? extern int x,y;??? int a=15,b=10;??? x=a-b;??? y=a+b;}int x,y;int main(){??? int a=7,b=5;??? x=a+b;??? y=a-b;??? num();??? printf("%d,%d",x,y);??? return 0;? ? ? ? ? ? ? ? ?} -
3.以下程序的运行结果是______。#include
void num(){ extern int x,y; int a=15,b=10; x=a-b; y=a+b;}int x,y;int main(){ int a=7,b=5; x=a+b; y=a-b; num(); printf("%d,%d",x,y); return 0; } -
4.下面程序运行时输出结果是________。#include
void num(){ extern int x, y;int a=15, b=10;x=a-b;y=a+b;}int x, y;int main(){ int a=7, b=5;x=a+b;y=a-b;num();printf("%d,%d ", x, y);return 0;} - 5.以下程序的运行结果为______。 #include float fun(int x,int y) { return(x*y); } void main() { int a=2,b=5,c=8; printf(“%.0f ”,fun((int)fun(a+b,c),a-b)); }
- 6. 有以下程序： #include<stdio.h> Int m1(int x,int y) { Return x<=y?x:y; }Int m2(int x,int y) { Return x<=y?y:x; }Int fun(intA,int b) { Return a+b; }Main() { Int x=2,y=3,z=1; Printf("%d\n",fun(m1(x,y),m2(y,z))); }程序的运行结果是（ ）。 选项： A:6 B:5 C:4 D:3
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7.#include
void LE(int* a, int* b) {int x=*a;*a=*b; *b=x;}void main() {int x=15, y=26;printf("%d %d\n",x,y);LE(&x,&y);printf("%d %d\n",x,y);} - 8. #include<stdio.h>void swap(int x,int y);void main(){int m=3,n=5;swap(m,n);}void swap(int x,int y){int temp;temp=x;x=y;y=temp;}程序执行后m=( )；n=( )
- 9.: 以下程序的运行结果是________。int n=1;void main(){ static int x=5; int y; y=n; printf(“MAIN: x=%2d y=%2d n=%2d”,x,y,n); func(); printf(“MAIN: x=%2d y=%2d n=%2d”,x,y,n); func();} func(){ static int x=4; int y=10; x=x+2; n=n
- 10.以下程序的运行结果为______。#include float fun(int x,int y){return(x*y);}void main(){int a=2,b=5,c=8; printf(“%.0f”,fun((int)fun(a+b,c),a-b));}选项： A:-24 B:24 C:-168 D:168
- 11.#include "stdio.h" float fun(int x,int y) { return(x*y); } main() { int a=2,b=5,c=8; printf("%.0f\n",fun((int)fun(a+b,c),a-b));}
- 12.以下程序的运行结果是( )。#include "stdio.h"void fun(int x,int y){ x=x+y;y=x-y;x=x-y;}main( ){ int x=2,y=3; fun(x,y); printf("%d,%d",x,y);}选项： A:3,2 B:2,3 C:5,2 D:5,3
- 13.以下程序的执行结果为________。#include "stdio.h" float fun(int x,int y){ return(x*y); }void main(){ int a=2,b=5,c=8; printf("%.0f",fun((int)fun(a+b,c),a-b));}
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14.若有以下程序 :#include
void swapv(int a, int b){ int temp; temp=a; a=b; b=temp;}void swapp(int &a, int &b){ int temp; temp=a; a=b; b=temp;}int main(){ int x=-1,y=3; swapv(x,y); printf("x=%d,y=%d;\n ",x,y); swapp(x,y); printf("x=%d,y=%d\n",x,y); return 0;}则程序运行后的输出为：_____________________________。 - 15.以下程序的运行结果是（ ）。Int x = 5, y = 6;Void incxy( ){ x++; y++;}Int main(void ){ int x = 3; incxy( ); printf("%d, %d\n", x, y); return 0;} 选项： A:3, 6 B:4, 7 C:3, 7 D:6, 7
- 16.以下程序的运行结果为______。#include"stdio.h"float fun(int x,int y){return(x*y);}void main(){int a=2,b=5,c=8; printf("%.0f",fun((int)fun(a+b,c),a-b));}选项： A:-24 B:24 C:-168 D:168
- 17.以下程序运行结果是()#include void f(int a,int b);void f(int a,int b){int t;t =a;a =b;b =t;}void main(){int x =3,y =2,z =1;if (x >y)f(x,y);if (y >z)f(y,z);if (x >y)f(x,y);printf("%d,%d,%d",x,y,z);}
- 18.以下程序的执行结果是（）#include <stdio.h>int n;void func();void main(){ static int x=6; int y; y=n; func(); printf("x=%d,y=%d,n=%d ",x,y,n);}void func(){ static int x; int y=10; x=x+20; n=n+2; y=y+n;} 选项： A、x=6,y=0,n=2 B、x=20,y=12,n=2 C、x=6,y=12,n=2 D、x=20,y=0,n=2
- 19.float fun(int x,int y){ return(x*y); }main(){ int a=2,b=5,c=8; printf("%.0f\n",fun((int)fun(a+b,c),a-b));} 选项： A、168 B、-168 C、24 D、-24
- 20.以下程序的运行结果是________。int n=1;void main(){ static int x=5; int y; y=n; printf(“MAIN: x=%2d y=%2d n=%2d\n”,x,y,n); func(); printf(“MAIN: x=%2d y=%2d n=%2d\n”,x,y,n); func();} func(){ static int x=4; int y=10; x=x+2; n=n+10; y=y+n; printf(“FUNC: x=%2d y=%2d n=%2d\n”,x,y,n);
- 21.以下程序的执行结果为________。#include "stdio.h"float fun(int x,int y){ return(x*y); }void main(){ int a=2,b=5,c=8;printf("%.0f",fun((int)fun(a+b,c),a-b));}: -168/#/-24/#/168/#/24
- 22.下面程序的运行结果是 。 void func(int &x,int &y) { int t; t=x;x=y;y=t; } void main() { int a=5,b=10; cout
- 23.下面程序运行后的结果是:( ) #include void swap(int x,int y) { int temp; temp=x;x=y;y=temp; printf(“x=%d,y=%d\n”,x,y); } void main() { int a=10,b=20; swap(a,b); printf(“a=%d,b=%d\n”,a,b); } 选项： A: a=10,b=20 x=20,y=10 B: x=10,y=20 a=20,b=10 C: x=20,y=10 a=10,b=20 D: a=20,b=10 x=20,y=10
- ;y)?x:y;return(z);}">24.以下程序的运行结果是_____________#include "stdio.h"void main(){int max(int x,int y);int a=1,b=2,c;c=max(a,b);printf("max is %d\n",c);}int max(int x,int y){int z;z=(x>;y)?x:y;return(z);}
