定义一个长度为100的int型数组,输入n(n=1&&n=10
0),输入n个值到数组中,用选择排序法将它们从小到大排序后输出。
你可以参考一下,希望采纳
#include <iostream>
using namespace std;
int main()
{
int n, i, j;
int arr[100];
cout << "请输入n的值:" ;
cin >> n;
cout << "请输入" << n << "个数存进数组:" << endl;
for (i = 0; i < n; i++)
{
cin >> arr[i];
}
//定义临时变量
int temp;
for (i = 0; i < n; i++)
{
for (j = i + 1; j < n; j++)
{
if (arr[i] > arr[j])
{
temp = arr[i];
arr[i] = arr[j];
arr[j] = temp;
}
}
}
cout << "\n排序后:" << endl;
for(i = 0; i < n; i++)
{
cout << arr[i] << " ";
}
cout << endl;
return 0;
}
运行结果:
#include<iostream>
using namespace std;
int main(void)
{
int n;
int a[101];
cin >> n;
for (int i = 0; i < n; i++)
{
cin >> a[i];
}
for (int i = 0; i < n - 1; i++)
{
for (int j = i + 1; j < n; j++)
{
if (a[i] > a[j])
{
int temp = a[i];
a[i] = a[j];
a[j] = temp;
}
}
}
for (int i = 0; i < n; i++)
{
cout << a[i] << " ";
}
cout << endl;
}