[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f1iKUI9Us1ZTIyXfNlMf0aZumpeuQ2rvokRkqQ8Jl974":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-06-23 14:05:55",206966972,[8,9,10,11],"A P_0 do","float la0 _A","b-a goto int","_123 temp int",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},75,"3b996415986f0d661037271cc4215cb2","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5877b349525da339584607a1d81665b1.png","程序设计（C）","work_43344501","顺序结构程序设计","下面四个选项中,均是不合法的用户标识符的选项是()",[21,33,42,52,61,64,74,83,93,102],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2025-06-23 14:05:53",206966868,[26,27,28,29],"S.b,sum,average,_above","class,day,lotus_1,2day","#md,&amp;12x,month,student_n","D56,r_1_2,name,_st_1","下列字符序列中,可用作C标识符的一组字符序列是()","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],206966896,[37,38,39,40],"a3_b3","void","_123","IF","以下标识符中,不能作为合法的C用户定义标识符的是()",{"answer":43,"createTime":44,"id":45,"options":46,"question":51,"source":31,"type":32},[],"2025-06-23 14:05:54",206966933,[47,48,49,50],"8.9e1.2","10","0xff00","82.5","以下数据中,不正确的数值或字符常量是()",{"answer":53,"createTime":5,"id":54,"options":55,"question":60,"source":31,"type":32},[],206966953,[56,57,58,59],"必须为字母","必须为下划线","必须为字母或下划线","可以是字母,数字和下划线中任一字符","C语言中的标识符只能由字母,数字和下划线三种字符组成, 且第一个字符()",{"answer":62,"createTime":5,"id":6,"options":63,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":65,"createTime":66,"id":67,"options":68,"question":73,"source":31,"type":32},[],"2025-06-23 14:05:56",206966994,[69,70,71,72],"整型变量表达式值","实型变量值","字符串","字符或字符型变量值","putchar函数可以向终端输出一个()",{"answer":75,"createTime":66,"id":76,"options":77,"question":82,"source":31,"type":32},[],206967007,[78,79,80,81],"从左起输出该字符串,右补空格","按原字符长从左向右全部输出","右对齐输出该字串,左补空格","输出错误信息","printf函数中用到格式符%5s,其中数字5表示输出的字符串占用 5列,如果字符串长度大于5,则输出按方式()",{"answer":84,"createTime":85,"id":86,"options":87,"question":92,"source":31,"type":32},[],"2025-06-23 14:05:57",206967023,[88,89,90,91],"97 98","97 b","a 98","a b","下列程序的输出结果是(). main() {char c1=97,c2=98; printf(&quot;%d %c&quot;,c1,c2); }",{"answer":94,"createTime":85,"id":95,"options":96,"question":101,"source":31,"type":32},[],206967035,[97,98,99,100],"8,6","8,3","6,4","7,4","若有以下程序: main() { int k=2,i=2,m; m=(k+=i*=k); printf(&quot;%d,%d\\n&quot;,m,i); } 执行后的输出结果是______",{"answer":103,"createTime":85,"id":104,"options":105,"question":109,"source":31,"type":32},[],206967043,[106,107,48,108],"12","11","9","下列程序的输出结果是(). main() {int a=011; printf(&quot;%d\\n&quot;,++a); }"]