在下列选项中,没有构成死循环的程序段是______。
A.
B. include using namespace std;void main( ){ int i=2020; while(1) { i=i%100+1;if(i>100)break; }}
C. B.
D. include using namespace std;void main( ){ for(;;);}
E. C.
F. include using namespace std;void main( ){ int i=36; while(i); --i;}
G. D.
H. include using namespace std;void main( ){int i =10000;do{ ++i;}while(i>=1000);}
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#includeusing namespace std;void main(){ int i,j,x=0; for(i=0;i<2;i++) {x++;for(j=0;j<=3;j++){if(j%2)continue;x++;}x++; } cout<<"x="<
A. x=4
B. x=6
C. x=8
D. x=10
假定a和b为int型变量,则执行以下语句后b的值为______。#includeusing namespace std;void main(){ int a=1; int b=10; do {b-=a;a++; } while (b--<0);}
A. -1
B. -2
C. 8
D. 9
下列程序的输出结果是:( )#include< iostream>using namespace std;struct s{ int a; char b; float f;};void main(){ cout<
A. 9
B. 10
C. 11
D. 12
下列程序运行结果为( )。#include< iostream>using namespace std;struct c{ int x; int y; }s[2]={1,3,2,7};void main(){ cout<
A. 2
B. 6
C. 14
D. 21