求5的阶乘num=5 res=1 for i in range(1,6): res=res*i print(res)
求5的阶乘num=5 res=1 for i in range(1,6): res=res*i print(res)
表示x是5的倍数或是9的倍数的逻辑表达式为 ____。 A: x \ 5 = 0 Or x \ 9 = 0 B: x \ 5 = 0 And x \ 9 = 0 C: x Mod 5 = 0 Or x Mod 9 = 0 D: x Mod 5 = 0 And x Mod 9 = 0
表示x是5的倍数或是9的倍数的逻辑表达式为 ____。 A: x \ 5 = 0 Or x \ 9 = 0 B: x \ 5 = 0 And x \ 9 = 0 C: x Mod 5 = 0 Or x Mod 9 = 0 D: x Mod 5 = 0 And x Mod 9 = 0
【单选题】Which of the following matrices does not have the same determinant of matrix B: [1, 3, 0, 2; -2, -5, 7, 4; 3, 5, 2, 1; -1, 0, -9,-5] A. [1, 3, 0, 2; -2, -5, 7, 4; 0, 0, 0, 0; -1, 0, -9, -5] B. [1, 3, 0, 2; -2, -5, 7, 4; 1, 0, 9, 5; -1, 0, -9, -5] C. [1, 3, 0, 2; -2, -5, 7, 4; 3, 5, 2, 1; -3, -5, -2, -1] D. [1, 3, 0, 2; -2, -5, 7, 4; 0, 0, 0, 1; -1, 0, -9, -5]
【单选题】Which of the following matrices does not have the same determinant of matrix B: [1, 3, 0, 2; -2, -5, 7, 4; 3, 5, 2, 1; -1, 0, -9,-5] A. [1, 3, 0, 2; -2, -5, 7, 4; 0, 0, 0, 0; -1, 0, -9, -5] B. [1, 3, 0, 2; -2, -5, 7, 4; 1, 0, 9, 5; -1, 0, -9, -5] C. [1, 3, 0, 2; -2, -5, 7, 4; 3, 5, 2, 1; -3, -5, -2, -1] D. [1, 3, 0, 2; -2, -5, 7, 4; 0, 0, 0, 1; -1, 0, -9, -5]
var arr = [5,3,2,4]; var res = arr.splice(0); console.log(res) 如上代码运行的结果是 A: [5,3,2,4] B: [5] C: [5,3] D: [2,4]
var arr = [5,3,2,4]; var res = arr.splice(0); console.log(res) 如上代码运行的结果是 A: [5,3,2,4] B: [5] C: [5,3] D: [2,4]
有如下程序 #include struct group { int first, second, third; }; struct group get_min_max_sum(int* array, int len) { int i; struct group res; res.first = array[0]; res.second = array[0]; res.third = array[0]; for (i=1; i res.second) res.second = array[i]; res.third += array[i]; } return res; } main() { int array[5] = {9, 1, 3, 4}; struct group res = get_min_max_sum(array, 5); printf("min=%d,max=%d,sum=%d\n", res.first, res.second, res.third); } 程序运行后的输出结果是
有如下程序 #include struct group { int first, second, third; }; struct group get_min_max_sum(int* array, int len) { int i; struct group res; res.first = array[0]; res.second = array[0]; res.third = array[0]; for (i=1; i res.second) res.second = array[i]; res.third += array[i]; } return res; } main() { int array[5] = {9, 1, 3, 4}; struct group res = get_min_max_sum(array, 5); printf("min=%d,max=%d,sum=%d\n", res.first, res.second, res.third); } 程序运行后的输出结果是
乙醇杀菌力最强时的浓度是( ) A: 5 0 % B: 6 0 % C: 7 0 % D: 9 0 % E: 9 5 %
乙醇杀菌力最强时的浓度是( ) A: 5 0 % B: 6 0 % C: 7 0 % D: 9 0 % E: 9 5 %
阅读程序写结果 : #include intmain() { int i=0,a[5]={11,12,13},*q; for(q=a;q 第一空: 16 17 18 5 5
阅读程序写结果 : #include intmain() { int i=0,a[5]={11,12,13},*q; for(q=a;q 第一空: 16 17 18 5 5
3.设函数$f(x)={{x}^{4}}\sin x$,则${{f}^{(9)}}(0)=$( )。 A: $\frac{9!}{5!}$ B: $\frac{5!}{9!}$ C: $\frac{1}{5!}$ D: $0$
3.设函数$f(x)={{x}^{4}}\sin x$,则${{f}^{(9)}}(0)=$( )。 A: $\frac{9!}{5!}$ B: $\frac{5!}{9!}$ C: $\frac{1}{5!}$ D: $0$
var str = “qianfengana”; var res = str.lastIndexOf(“a”); console.log(res); 输出的结果是 A: 9 B: 2 C: 7 D: 10
var str = “qianfengana”; var res = str.lastIndexOf(“a”); console.log(res); 输出的结果是 A: 9 B: 2 C: 7 D: 10
【单选题】请用地点定桩法在4分钟内记忆数字。 4 0 1 3 6 3 5 1 9 8 8 9 7 2 9 3 0 9 5 3 1 7 7 5 2 3 3 0 5 0 1 4 1 3 8 3 5 7 9 7 (5.0分) A. 已背 B. 未背
【单选题】请用地点定桩法在4分钟内记忆数字。 4 0 1 3 6 3 5 1 9 8 8 9 7 2 9 3 0 9 5 3 1 7 7 5 2 3 3 0 5 0 1 4 1 3 8 3 5 7 9 7 (5.0分) A. 已背 B. 未背