如果定义inte=8;doublef=6.4,g=8.9;,则表达式f+int(e/3*int(f+g)/2)%4的值为()。
如果定义inte=8;doublef=6.4,g=8.9;,则表达式f+int(e/3*int(f+g)/2)%4的值为()。
中国大学MOOC:编译并运行下面的程序,运行结果为( )。publicclassMain{publicstaticvoidmain(String[]args){AAobj=newBB();System.out.println(obj.f(4,6));}}classAA{doublef(doublex,doubley){returnx*y;}}classBBextendsAA{doublef(doublex,doubley){returnx+y;}}
中国大学MOOC:编译并运行下面的程序,运行结果为( )。publicclassMain{publicstaticvoidmain(String[]args){AAobj=newBB();System.out.println(obj.f(4,6));}}classAA{doublef(doublex,doubley){returnx*y;}}classBBextendsAA{doublef(doublex,doubley){returnx+y;}}
interfaceA{doublef(doublex,doubley);}classBimplementsA{publicdoublef(doublex,doubley){returnx*y;}intg(inta,intb){returna+b;}}publicclassE{publicstaticvoidmain(Stringargs[]){Aa=newB();System.out.println(a.f(3,5));//【代码1】Bb=(B)a;System.out.println(b.g(3,5));//【代码2】}}代码1输出()代码2输出()
interfaceA{doublef(doublex,doubley);}classBimplementsA{publicdoublef(doublex,doubley){returnx*y;}intg(inta,intb){returna+b;}}publicclassE{publicstaticvoidmain(Stringargs[]){Aa=newB();System.out.println(a.f(3,5));//【代码1】Bb=(B)a;System.out.println(b.g(3,5));//【代码2】}}代码1输出()代码2输出()
若有如下定义(在TurboC环境下)structdata{inti;charch;doublef;}b;则结构体变量b占用内存的字节数是().
若有如下定义(在TurboC环境下)structdata{inti;charch;doublef;}b;则结构体变量b占用内存的字节数是().
以下程序执行后的输出为:#includedoublef1(doublex){return1.0/x;}doublef2(doublex){returnx*x;}intmain(){inti=3;double(*f[2])(double)={f1,f2};cout< A: 0.333333 B: 0.5 C: 9 D: 4
以下程序执行后的输出为:#includedoublef1(doublex){return1.0/x;}doublef2(doublex){returnx*x;}intmain(){inti=3;double(*f[2])(double)={f1,f2};cout< A: 0.333333 B: 0.5 C: 9 D: 4
下列程序段运行结果是()interfaceA{doublef(doublex,doubley);}classBimplementsA{publicdoublef(doublex,doubley){returnx*y;}intg(inta,intb){returna+b;}}publicclassE{publicstaticvoidmain(String[]args){Aa=newB();System.out.println(a.f(3,5));Bb=(B)a;System.out.println(b.g(3,5));}} A: 15.0,8.0 B: 15.08 C: 158 D: 815
下列程序段运行结果是()interfaceA{doublef(doublex,doubley);}classBimplementsA{publicdoublef(doublex,doubley){returnx*y;}intg(inta,intb){returna+b;}}publicclassE{publicstaticvoidmain(String[]args){Aa=newB();System.out.println(a.f(3,5));Bb=(B)a;System.out.println(b.g(3,5));}} A: 15.0,8.0 B: 15.08 C: 158 D: 815
若有函数原型:doublef(int,double);主函数中有变量定义:intx=1;doublem=1.6,n;下列主函数中对f函数的调用错误的是。 A: n=f(x,m+1); B: printf("%f",f(x+2,2.4)); C: f(x,m); D: n=f(x);
若有函数原型:doublef(int,double);主函数中有变量定义:intx=1;doublem=1.6,n;下列主函数中对f函数的调用错误的是。 A: n=f(x,m+1); B: printf("%f",f(x+2,2.4)); C: f(x,m); D: n=f(x);
【单选题】NO 2 、NO 2 - 、NO 2 + 键角大小关系正确的是 。 A. NO 2 > NO 2 - >NO 2 + B. NO 2 + >NO 2 >NO 2 - C. NO 2 - > NO 2 >NO 2 + D. NO 2 + > NO 2 - >NO 2
【单选题】NO 2 、NO 2 - 、NO 2 + 键角大小关系正确的是 。 A. NO 2 > NO 2 - >NO 2 + B. NO 2 + >NO 2 >NO 2 - C. NO 2 - > NO 2 >NO 2 + D. NO 2 + > NO 2 - >NO 2
求定积分[img=179x43]17da65388c0b1ca.png[/img]; ( ) A: log(2^(1/2) + 1)/2 + 2^(1/2)/2 B: log(2^(1/2) + 1)/2 - 2^(1/2)/2 - 1/2 C: log(2^(1/2) + 1)/2 + 2^(1/2)/2 - 1/2 D: log(2^(1/2) + 1)/2 + 2^(1/2)/2 + 1/2
求定积分[img=179x43]17da65388c0b1ca.png[/img]; ( ) A: log(2^(1/2) + 1)/2 + 2^(1/2)/2 B: log(2^(1/2) + 1)/2 - 2^(1/2)/2 - 1/2 C: log(2^(1/2) + 1)/2 + 2^(1/2)/2 - 1/2 D: log(2^(1/2) + 1)/2 + 2^(1/2)/2 + 1/2
2 + 2 * (2 * 2 - 2) % 2 / 3
2 + 2 * (2 * 2 - 2) % 2 / 3