[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fU3040j6-1TdnNl3RKjaWxYC83wWyXMiyISN6u_uTXwI":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2023-11-28 14:00:54",109350421,[8,9,10,11],"无限次","一次也不执行","执行4次","执行1次",{"courseId":13,"courseImg":14,"courseName":15},"7de84a1e3f584d235c286723e531ba40","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F26d554a53616beb9c7ca85b9b93464ea.jpg","Java程序设计","以下for循环的执行次数是 public static void main(String[] args) { for(int x=4;(x==4)&&(x>=4);x--) System.out.println("ddd"); }",[18,29,38,47,56,65,73,82,89,92],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],109350408,[22,23,24,25],"x>3","x>-3","x<=-3","x<=3","有如下程序: public class Main { public static void main(String[] args) { Scanner sca = new Scanner(System.in); int x = sca.nextInt(); if(x>3){ System.out.println("231"); }else if(x>-3){ System.out.println("123"); }else{ System.out.println("321"); } } } 当打印"321",x的取值范围是()","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],109350409,[33,34,35,36],"Hello World","无输出","编译错误","抛出运行时异常","运行下面的语句编译、运行的结果是:() String s=""; if(s==s+0){ System.out.println("Hello World")",{"answer":39,"createTime":5,"id":40,"options":41,"question":46,"source":27,"type":28},[],109350410,[42,43,44,45],"while (int i<7){ i++; System.out.println("i is "+i); }","int j=3; while(j){ System.out.println(" j is "+j); }","int j=0; for(int k=0; j + k !=10; j++,k++){ System.out.println(" j is "+ j + "k is"+ k); }","int j=0; do{ System.out.println( "j is "+j++); if (j = = 3) {continue loop;} }while (j<10)","以下选项中循环结构合法的是",{"answer":48,"createTime":5,"id":49,"options":50,"question":55,"source":27,"type":28},[],109350411,[51,52,53,54],"E==0","E!=1","E!=0","E==1","语句while(!E)中的表达式!E等价于()",{"answer":57,"createTime":5,"id":58,"options":59,"question":64,"source":27,"type":28},[],109350415,[60,61,62,63],"101","6","5","4","分析下面程序,写出运行结果. public class Main { public static void main(String args[]) { int a = 1, b = 1; for (; a <= 100; a++) { if (b >= 10) break; if (b % 3 == 1) { b += 3; continue; } } System.out.print(a); } }",{"answer":66,"createTime":5,"id":67,"options":68,"question":72,"source":27,"type":28},[],109350417,[69,70,62,71],"0","1","无限","下列do-while循环的循环次数为(). int i = 5; do { System.out.print(i--); i--; }while (i != 0)",{"answer":74,"createTime":5,"id":75,"options":76,"question":81,"source":27,"type":28},[],109350419,[77,78,79,80],"10","11","13","26","有如下程序段: int total = 10; for ( int i = 0; i < 4; i++ ){ if ( i == 1) continue; if ( i == 2) break; total += i; } 则执行完该程序段后total的值为",{"answer":83,"createTime":5,"id":84,"options":85,"question":88,"source":27,"type":28},[],109350420,[70,86,87,63],"2","3","下列循环体执行的次数是: int x=10, y=30; do{ y -= x; x++; }while(x++<y--)",{"answer":90,"createTime":5,"id":6,"options":91,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":93,"createTime":5,"id":94,"options":95,"question":96,"source":27,"type":97},[],109350422,[],"三元条件运算符exp1?exp2:exp3,改写成if语句为 if(【空1】) 【空2】 else 【空3】",2]