[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fHqdbpbcXE0cHRvXedvJGlkbyawilP43MgME7KJHytfI":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2023-12-07 14:54:36",111657311,[8,9,10,11],"(x-y>0)","(x-y<0)","(x-y<0||x-y>0)","(x-y==0)",{"courseId":13,"courseImg":14,"courseName":15},"8722352a53247db45a5d71a5998d270a","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F48eba3395437dd881b1b9275a0ad1028.png","程序设计基础","若有定义int x,y; 并已正确给变量赋值,则以下选项中与表达式 (x-y)?(x++):(y++)中的条件表达式 (x-y) 等价的是____",[18,29,38,47,56,65,68,77,86,95],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],111657300,[22,23,24,25],"a=2,b=2","a=2,b=1","a=1,b=1","a=1,b=0","有以下程序: #include <stdio.h> main() { int x=1,y=0,a=0,b=0; switch (x) { case 1: switch(y) { case 0:a++;break; case 1:b++;break; } case 2:a++;b++;break; case 3:a++;b++; } printf("a=%d,b=%d\\n",a,b); }程序的运行结果是____","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],111657301,[33,34,35,36],"(c==2)||(c==4)||(c==6)","(c>=2&&c<=6)||(c!=3)||(c!=5)","(c>=2&&c<=6)&&!(c%2)","(c>=2&&c<=6)&&(c%2!=1)","当变量c的值不为2、4、6时,值也为"真"的表达式是______",{"answer":39,"createTime":5,"id":40,"options":41,"question":46,"source":27,"type":28},[],111657303,[42,43,44,45],"kk>='A'&&kk<='Z'","!(kk>='A'||KK<='Z')","(kk+32)>='a'&&(kk+32)<='z'","isalpha(kk)&&(kk<91)","已知字母A的ASCII代码值为65,若变量kk为char型,以下不能正确判断出kk中的值为大写字母的表达式是______",{"answer":48,"createTime":5,"id":49,"options":50,"question":55,"source":27,"type":28},[],111657305,[51,52,53,54],"100","80","64","32","以下程序的输出结果是____.main(){ char x=040;printf("%o\\n",x<<1);}",{"answer":57,"createTime":5,"id":58,"options":59,"question":64,"source":27,"type":28},[],111657307,[60,61,62,63],"a=10 b=50 c=10","a=10 b=50 c=30","a=10 b=30 c=10","a=50 b=30 c=50","有以下程序段: #include<stdio.h> main() { int a, b, c; a=10; b=50; c=30; if (a>b) a=b, b=c; c=a; printf("a=%d b=%d c=%d\\n", a, b, c); }程序的输出结果是____",{"answer":66,"createTime":5,"id":6,"options":67,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":27,"type":28},[],111657313,[72,73,74,75],"####","&&&&","####&&&&","有语法错误,无输出结果","若k是int型变量,且有下面的程序片段 k=-3 if(k<=0) printf("####") else printf("&&&&");上面程序片段的输出结果是____",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":27,"type":28},[],111657314,[81,82,83,84],"c=b=a","(a=c)‖(b=c)","(a=c)&&(b=c)","a=c=b","当c的值不为0时,在下列选项中能正确将c的值赋给变量a,b的是____",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":27,"type":28},[],111657315,[90,91,92,93],"<>","()","sizeof","&&","以下选项中不属于c语言程序运算符的是____",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":27,"type":28},[],111657316,[99,100,101,102],"A","a","H","h","有以下程序#include <stdio.h>main(){ char a='H'; a=(a>='A'&&a<='Z')?(a-'A'+'a'):a; printf("%c\\n",a); }程序运行后输出结果是____"]