题目内容

如果下面程序在运行时输入1,2,0,-1,-2↙,则程序输出结果是()void main(){int x,i,sum;for (i=0,sum=0; i<10;i++){scanf("%d",&x);if (x<0) break;sum+=x;}}

A. -3
B. 0
C. 3
D. 6

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阅读程序,写出程序运行结果.void main(){int a=1,b=3,c=5,d=4,x;if (a

A. x=2
B. x=3
C. x=6
D. x=7

阅读程序,写出运行结果。void main ( ){int a=2,b=7,c=5;switch (a>0){case 1: switch (b>0){case 1: printf(“@”); break ;case 2: printf(“!”); break ;}case 0: switch (c==5){case 1: printf(“*”) ; break ;case 2: printf(“#”) ; break ;default : printf(“#”) ; break ;}default : printf(“&”);}printf(“\n”);}

A. @*
B. @!&
C. @*&
D. @!

阅读程序,写出运行结果。void main ( ){int x,y;for (x=1,y=1 ; x<=10; x++){if (y>10) break;if (y%3==1){y+=3 ; continue ;}y-=5;}printf(“%d,%d\n”,y,x);}

A. 5,13
B. 13,5
C. 13,13
D. 5,5

阅读程序,写出运行结果void main( ){int i,j;for (i=1; i<=3; i++){for (j=1; j<=i; j++)printf(" ");for (j=1;j<=7-2*i;j++)printf("*");printf("\n");}}

A. ***** ****
B. *********
C. ***** ****
D. *********

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