下列程序的执行结果是( ).for i in range(2): print(i,end=' ' )for I in range(4,6): print(I,end=' ' ) A: 2 4 6 B: 0 1 2 4 5 6 C: 0 1 0 1 2 3 D: 0 1 4 5
下列程序的执行结果是( ).for i in range(2): print(i,end=' ' )for I in range(4,6): print(I,end=' ' ) A: 2 4 6 B: 0 1 2 4 5 6 C: 0 1 0 1 2 3 D: 0 1 4 5
执行下列语句后输出结果是( ) i=-2 while i<0: i*=i print (i) A: 2 B: -2 C: 4 D: -4
执行下列语句后输出结果是( ) i=-2 while i<0: i*=i print (i) A: 2 B: -2 C: 4 D: -4
语句 for i in range(0,6,2) 中,每次循环时i的值为多少? A: 0 2 4 B: 0 6 2 C: 0 1 2 3 4 5 D: 0 1 2
语句 for i in range(0,6,2) 中,每次循环时i的值为多少? A: 0 2 4 B: 0 6 2 C: 0 1 2 3 4 5 D: 0 1 2
下列代码段执行后的结果是()int[] a = { 1, 3, 5, 2, 4 };int j = 4;for (int i = 0; i <; 5; i++) { a[i] = a[j]; j--;}for (int i = 0; i <; 5; i++) System.out.print(a[i] + " ");[/i][/i] A: 1 2 3 4 5 B: 5 4 3 2 1 C: 4 2 5 2 4 D: 4 2 5 3 1
下列代码段执行后的结果是()int[] a = { 1, 3, 5, 2, 4 };int j = 4;for (int i = 0; i <; 5; i++) { a[i] = a[j]; j--;}for (int i = 0; i <; 5; i++) System.out.print(a[i] + " ");[/i][/i] A: 1 2 3 4 5 B: 5 4 3 2 1 C: 4 2 5 2 4 D: 4 2 5 3 1
for(let i=0;i<5;i++){print(i);}print(i); A: 1 2 3 4 5 B: 0 1 2 3 4 C: referenceError:I is not defined D: 4
for(let i=0;i<5;i++){print(i);}print(i); A: 1 2 3 4 5 B: 0 1 2 3 4 C: referenceError:I is not defined D: 4
曲线\( \left\{ {\matrix{ { { x^2} + {y^2} = {z^2}} \cr { { z^2} = y} \cr } } \right. \)在坐标面\( yoz \) 上的投影曲线方程为( ) A: \( \left\{ {\matrix{ { { x^2} + { { \left( {y - {1 \over 2}} \right)}^2} = {1 \over 4}} \cr {z = 0} \cr } } \right. \) B: \( \left\{ {\matrix{ { { z^2} = y} \cr {x = 0} \cr } } \right. \) C: \( \left\{ {\matrix{ {z = {y^2}} \cr {x = 0} \cr } } \right. \) D: \( \left\{ {\matrix{ { { y^2} + { { \left( {x - {1 \over 2}} \right)}^2} = {1 \over 4}} \cr {z = 0} \cr } } \right. \)
曲线\( \left\{ {\matrix{ { { x^2} + {y^2} = {z^2}} \cr { { z^2} = y} \cr } } \right. \)在坐标面\( yoz \) 上的投影曲线方程为( ) A: \( \left\{ {\matrix{ { { x^2} + { { \left( {y - {1 \over 2}} \right)}^2} = {1 \over 4}} \cr {z = 0} \cr } } \right. \) B: \( \left\{ {\matrix{ { { z^2} = y} \cr {x = 0} \cr } } \right. \) C: \( \left\{ {\matrix{ {z = {y^2}} \cr {x = 0} \cr } } \right. \) D: \( \left\{ {\matrix{ { { y^2} + { { \left( {x - {1 \over 2}} \right)}^2} = {1 \over 4}} \cr {z = 0} \cr } } \right. \)
阅读下面Python代码,选择正确输出结果:() for i in range(5): if i == 3: continue print(i,end=" ") continue print(i,end=" ") A: 0 1 2 3 4 5 B: 0 1 2 3 4 C: 2000 1 2 D: 0 1 2 4
阅读下面Python代码,选择正确输出结果:() for i in range(5): if i == 3: continue print(i,end=" ") continue print(i,end=" ") A: 0 1 2 3 4 5 B: 0 1 2 3 4 C: 2000 1 2 D: 0 1 2 4
1)z^2=z拔(2)z^2+|z|=0
1)z^2=z拔(2)z^2+|z|=0
若f(z),g(z)在单连域G内解析且g(z)≠0,C为G内任意一条闭曲线,则∮_C▒[f(z)/g(z)]dz= A: 0 B: 2πif(0)/g(0) C: 2πi D: 2π
若f(z),g(z)在单连域G内解析且g(z)≠0,C为G内任意一条闭曲线,则∮_C▒[f(z)/g(z)]dz= A: 0 B: 2πif(0)/g(0) C: 2πi D: 2π
以下代码的输出结果是()for i in range(0,10,2): print(i,end="") A: 0 2 4 6 8 B: 2 4 6 8 C: 0 2 4 6 8 10 D: 2 4 6 8 10
以下代码的输出结果是()for i in range(0,10,2): print(i,end="") A: 0 2 4 6 8 B: 2 4 6 8 C: 0 2 4 6 8 10 D: 2 4 6 8 10