超星 - 课后作业6-数组 - 查题吧

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//用选择法对10个整数从小到大排序。#include using namespace std;#define N 10int main(){int a[N];for (int i = 0; i> a[i];for (int i = 0; i

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//输入10个数，然后逆序输出。#include using namespace std;int main(){int a[10];for (int i = 0; i<10; i++); //【1】输入10个数for (int i = 0; i<10; i++)cout <<<< " ";//【2】逆序输出cout << endl;}

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//求一个3×3矩阵对角线元素之和。#include #include using namespace std;#define N 3int main(){int a[N][N], suma = 0, sumb = 0;for (int i = 0; i < N; i++)for (int j = 0; j < N; j++)cin >> a[i][j];for (int i = 0; i < N; i++){suma = suma +; //【1】主对角线sumb = sumb +; //【2】副对角线}cout << suma << " " << sumb << endl;}

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//下面程序的输出结果是【1】___________。#includeusing namespace std;int main(){int a[6] = { 1,2,3,4,5,6 };for (int i = 0; i < 5; i++)cout << a[i] << " ";cout << endl;return 0;}

简答题

//下列程序的输出结果是【1】__________。#includeintmain(){inta[2][3]={{1,2,3},{4,5,6}};inti,j,m=0;for(i=0;i<=1;i++)for(j=0;j<=i;j++)m=m+a[i][j];printf("i=%d,m=%d",i,m);return0;}

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//下列程序的输出结果为【1】__________。#includeintmain(){inta[3][3]={1,3,5,7,4,16,13,18,17},sum=0,i,j;for(i=0;i<3;i++)for(j=0;j<3;j++)if(i==0||i+j==2)sum=sum+a[i][j];printf("sum=%d\n",sum);return0;}

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//下列程序的运行结果是【1】__________。#includeint main(){int i = 5;char c[6] = "abcd";do { c[i] = c[i - 1]; } while (--i>0);puts(c);return 0;}

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