C/C++学院0907-象棋五子棋代码分析/寻找算法以及排序算法
Posted 吴英强
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象棋五子棋代码分析
编译代码报错：
错误 1 error MSB8031: Building an MFC project for a non-Unicode character set is deprecated. You must change the project property to Unicode or download an additional library. See http://go.microsoft.com/fwlink/p/?LinkId=286820 for more information. C:\Program Files\MSBuild\Microsoft.Cpp\v4.0\V120\Microsoft.CppBuild.targets 369 5 chess
安装vc_mbcsmfc.exe。
Pdb格式不兼容报错：
寻找算法以及排序算法
插值查找.cpp
#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <stdlib.h>
int Bin_Search(int *a, int key, int n)
{
int low, high, mid;
low = 0;
high = n - 1;
while (low <= high)
{
mid = low + (high - low) * (key - a[low]) / (a[high] - a[low]); //此处于二分查找不同,套用插值公式
if (a[mid] > key) //如果key比插值小,把高位调整为插值下标的下一位
high = mid - 1;
else if (a[mid] < key)
low = mid + 1;
else
return mid;
}
return -1;
}
int mainA()
{
int a[] = { 1, 5, 17, 25, 33, 38, 46, 55, 69, 75, 99 };
int key;
int len = sizeof(a) / sizeof(*a);
printf("请输入要查找的值:\n");
scanf("%d", &key);
int pos = Bin_Search(a, key, len);
if (pos != -1)
printf("在数组的第%d个位置找到:%d\n", pos + 1, key);
else
printf("未在数组中找到元素:%d\n", key);
system("pause");
return 0;
}
斐波那契查找.cpp
#define _CRT_SECURE_NO_WARNINGS
#define MAXSIZE 13
#include <stdio.h>
#include <stdlib.h>
//斐波那契查找算法的明显优点在于它只涉及加法和减法运算，而不用除法。
//因为除法比加减法要占去更多的机时，因此，斐波那契查找的平均性能要比折半查找好。
void fibonacci(int *f)
{
f[0] = 1;
f[1] = 1;
for (int i = 2; i < MAXSIZE; ++i)
f[i] = f[i - 2] + f[i - 1];
}
int fibonacci_search(int *a, int key, int n)
{
int low = 0, high = n - 1;
int mid = 0;
int k = 0;
int F[MAXSIZE];
fibonacci(F);
while (n > F[k] - 1) //计算出n在斐波那契中的数列
++k;
for (int i = n; i < F[k] - 1; ++i) //把数组补全
{
a[i] = a[high];
}
while (low <= high)
{
mid = low + F[k - 1] - 1; //根据斐波那契数列进行黄金分割
if (a[mid] > key)
{
high = mid - 1;
k = k - 1;
}
else if (a[mid] < key)
{
low = mid + 1;
k = k - 2;
}
else{
if (mid <= high) //如果为真则找到相应的位置
return mid;
else
return -1;
}
}
return -1;
}
int main14()
{
int a[MAXSIZE] = { 5, 15, 19, 20, 25, 31, 38, 41, 45, 49, 52, 55, 57 };
int k;
printf("请输入要查找的数字:\n");
scanf("%d", &k);
int pos = fibonacci_search(a, k, 13);
if (pos != -1)
printf("在数组的第%d个位置找到元素:%d\n", pos + 1, k);
else
printf("未在数组中找到元素:%d\n", k);
system("pause");
return 0;
}插入.cpp
#include <iostream> using namespace std; void main3() { int a[10]; for (int i = 0; i < 10; i++) a[i] = rand() % 100; for (int i = 0; i < 10; i++) //总索引 for (int j = 0; j < i; j++) //前面排好的部分 { int temp = a[i]; if (a[i] < a[j]) { for (int k = i; k >= j; k--) { a[k] = a[k - 1]; } a[j] = temp; } } for (int i = 0; i < 10; i++) cout << a[i] << " "; system("pause"); }
堆排序.cpp
#include <stdio.h>
#include <stdlib.h>
#include <malloc.h>
#include <time.h>
void PrintArr(int *pnArr, int nLen)
{
for (int i = 0; i < nLen; i++)
{
printf("%d ", pnArr[i]);
}
printf("\n");
}
//返回i父节点下标
int Parent(int i)
{
return (i - 1) / 2;
}
//返回i左孩子下标
int LeftChild(int i)
{
return i * 2 + 1;
}
//返回i右孩子下标
int RightChild(int i)
{
return i * 2 + 2;
}
void Swap(int *a, int *b)
{
int nTmp = *a;
*a = *b;
*b = nTmp;
}
void MaxHeapify(int *pnArr, int nLen, int i)
{
int LChild = LeftChild(i);
int RChild = RightChild(i);
int nMaxPos;
if (LChild < nLen && pnArr[LChild] > pnArr[i])
{
nMaxPos = LChild;
}
else
{
nMaxPos = i;
}
if (RChild < nLen && pnArr[RChild] > pnArr[nMaxPos])
{
nMaxPos = RChild;
}
if (nMaxPos != i)
{
Swap(&pnArr[nMaxPos], &pnArr[i]);
MaxHeapify(pnArr, nLen, nMaxPos);
}
}
void BuildMaxHeap(int *pnArr, int nLen)
{
for (int i = Parent(nLen - 1); i >= 0; i--)
{
MaxHeapify(pnArr, nLen, i);
}
}
void HeapSort(int *pnArr, int nLen)
{
BuildMaxHeap(pnArr, nLen);
for (int i = nLen - 1; i > 0; i--)
{
Swap(&pnArr[i], &pnArr[0]);
nLen--;
MaxHeapify(pnArr, nLen, 0);
}
}
int main7()
{
int nArr[10] = { 4, 1, 3, 2, 16, 9, 10, 14, 8, 7 };
PrintArr(nArr, 10);
HeapSort(nArr, 10);
PrintArr(nArr, 10);
system("pause");
return 0;
}二路插入.cpp
#include<iostream>
using namespace std;
#define MAX 20
void PrintArray(int a[], int len){
for (int i = 0; i < len; i++)
cout << a[i] << " ";
cout << endl;
}
void BinInsertSort(int a[], int len){
int *d = (int *)malloc(len*sizeof(len));
for (int i = 0; i < len; i++)
d[i] = 0;
int first = 0, final = 0;
d[0] = a[0];
for (int i = 1; i < len; i++){
if (a[i] <= d[first]){
first = (first - 1 + len) % len;
d[first] = a[i];
}
else if (a[i] >= d[final]){
final = final + 1;
d[final] = a[i];
}
else{
int j = final++;
while (a[i] < d[j]){
d[(j + 1) % len] = d[j];
j = (j - 1 + len) % len;
}
d[j + 1] = a[i];
}
}
cout << "辅助数组中排序结果为：";
PrintArray(d, len);
}
int main10(){
int a[MAX], len;
cout << "请输入待排序的元素个数：";
cin >> len;
cout << "请输入待排序的元素：";
for (int i = 0; i < len; i++)
cin >> a[i];
BinInsertSort(a, len);
system("pause");
return 0;
}非递归快速排序.cpp
#include<iostream>
#include<vector>
#include<stack>
#include<cstdlib>
#include<algorithm>
using namespace std;
/**把数组分为两部分，轴pivot左边的部分都小于轴右边的部分**/
template <typename Comparable>
int partition(vector<Comparable> &vec, int low, int high){
Comparable pivot = vec[low]; //任选元素作为轴，这里选首元素
while (low < high){
while (low < high && vec[high] >= pivot)
high--;
vec[low] = vec[high];
while (low < high && vec[low] <= pivot)
low++;
vec[high] = vec[low];
}
//此时low==high
vec[low] = pivot;
return low;
}
/**使用递归快速排序**/
template<typename Comparable>
void quicksort1(vector<Comparable> &vec, int low, int high){
if (low < high){
int mid = partition(vec, low, high);
quicksort1(vec, low, mid - 1);
quicksort1(vec, mid + 1, high);
}
}
/**使用栈的非递归快速排序**/
template<typename Comparable>
void quicksort2(vector<Comparable> &vec, int low, int high){
stack<int> st;
if (low < high){
int mid = partition(vec, low, high);
if (low < mid - 1){
st.push(low);
st.push(mid - 1);
}
if (mid + 1 < high){
st.push(mid + 1);
st.push(high);
}
//其实就是用栈保存每一个待排序子串的首尾元素下标，下一次while循环时取出这个范围，对这段子序列进行partition操作
while (!st.empty()){
int q = st.top();
st.pop();
int p = st.top();
st.pop();
mid = partition(vec, p, q);
if (p < mid - 1){
st.push(p);
st.push(mid - 1);
}
if (mid + 1 < q){
st.push(mid + 1);
st.push(q);
}
}
}
}
int main11(){
int len = 1000000;
vector<int> vec;
for (int i = 0; i < len; i++)
vec.push_back(rand());
clock_t t1 = clock();
quicksort1(vec, 0, len - 1);
clock_t t2 = clock();
cout << "recurcive " << 1.0*(t2 - t1) / CLOCKS_PER_SEC << endl;
//重新打乱顺序
random_shuffle(vec.begin(), vec.end());
t1 = clock();
quicksort2(vec, 0, len - 1);
t2 = clock();
cout << "none recurcive " << 1.0*(t2 - t1) / CLOCKS_PER_SEC << endl;
return 0;
}归并.cpp
#include <iostream>
using namespace std;
const int N = 10;
int anthor[N];
void MergeSort(int *array, int begin, int end)
{
if (end - begin > 1)
{ //
MergeSort(array, begin, (begin + end) / 2);
MergeSort(array, (begin + end) / 2 + 1, end);
int i = begin;
int j = (begin + end) / 2 + 1;
int k = begin;
while (i <= (begin + end) / 2 && j <= end)//合并时，把一个串全部并入另一个串放在一个新串，剩下的直接放在尾部
{
if (array[i] > array[j]) //小的值进入，并将索引后移
anthor[k++] = array[j++];
if (array[i] < array[j])
anthor[k++] = array[i++];
}
while (i <= (begin + end) / 2)
{
anthor[k++] = array[i++];
}
while (j <= end)
{
anthor[k++] = array[j++];
}
for (k = begin; k <= end; k++) //排序好重新拷贝回数组
array[k] = anthor[k];
}
else //相邻则直接交换
{
if (array[end] < array[begin])
{
int temp = array[end];
array[end] = array[begin];
array[begin] = temp;
}
}
}
int main6()
{
int array[N];
for (int i = 0; i < 10; i++)
{
array[i] = rand() % 100;
cout << array[i] << " ";
}
MergeSort(array, 0, N - 1);
cout << endl;
for (int i = 0; i < 10; i++)
{
cout << array[i] << " ";
}
system("pause");
return 0;
}红黑树.cpp
// 红黑树.cpp : 定义控制台应用程序的入口点。
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
typedef int key_t;
typedef int data_t;
typedef enum color_t
{
RED = 0,
BLACK = 1
}color_t;
typedef struct rb_node_t
{
struct rb_node_t *left, *right, *parent;
key_t key;
data_t data;
color_t color;
}rb_node_t;
/* forward declaration */
rb_node_t* rb_insert(key_t key, data_t data, rb_node_t* root);
rb_node_t* rb_search(key_t key, rb_node_t* root);
rb_node_t* rb_erase(key_t key, rb_node_t* root);
int main()
{
int i, count = 90;
key_t key;
rb_node_t* root = NULL, *node = NULL;
//srand(time(NULL));
for (i = 1; i < count; ++i)
{
key = rand() % count;
if ((root = rb_insert(key, i, root)))
{
printf("[i = %d] insert key %d success!\n", i, key);
}
else
{
printf("[i = %d] insert key %d error!\n", i, key);
exit(-1);
}
if ((node = rb_search(key, root)))
{
printf("[i = %d] search key %d success!\n", i, key);
}
else
{
printf("[i = %d] search key %d error!\n", i, key);
exit(-1);
}
if (!(i % 10))
{
if ((root = rb_erase(key, root)))
{
printf("[i = %d] erase key %d success\n", i, key);
}
else
{
printf("[i = %d] erase key %d error\n", i, key);
}
}
}
return 0;
}
static rb_node_t* rb_new_node(key_t key, data_t data)
{
rb_node_t *node = (rb_node_t*)malloc(sizeof(struct rb_node_t));
if (!node)
{
printf("malloc error!\n");
exit(-1);
}
node->key = key, node->data = data;
return node;
}
/*-----------------------------------------------------------
| node right
| / \ ==> / | a right node y
| / \ / | b y a b
-----------------------------------------------------------*/
static rb_node_t* rb_rotate_left(rb_node_t* node, rb_node_t* root)
{
rb_node_t* right = node->right;
if ((node->right = right->left))
{
right->left->parent = node;
}
right->left = node;
if ((right->parent = node->parent))
{
if (node == node->parent->right)
{
node->parent->right = right;
}
else
{
node->parent->left = right;
}
}
else
{
root = right;
}
node->parent = right;
return root;
}
/*-----------------------------------------------------------
| node left
| / \ / | left y ==> a node
| / \ / | a b b y
-----------------------------------------------------------*/
static rb_node_t* rb_rotate_right(rb_node_t* node, rb_node_t* root)
{
rb_node_t* left = node->left;
if ((node->left = left->right))
{
left->right->parent = node;
}
left->right = node;
if ((left->parent = node->parent))
{
if (node == node->parent->right)
{
node->parent->right = left;
}
else
{
node->parent->left = left;
}
}
else
{
root = left;
}
node->parent = left;
return root;
}
static rb_node_t* rb_insert_rebalance(rb_node_t *node, rb_node_t *root)
{
rb_node_t *parent, *gparent, *uncle, *tmp;
while ((parent = node->parent) && parent->color == RED)
{
gparent = parent->parent;
if (parent == gparent->left)
{
uncle = gparent->right;
if (uncle && uncle->color == RED)
{
uncle->color = BLACK;
parent->color = BLACK;
gparent->color = RED;
node = gparent;
}
else
{
if (parent->right == node)
{
root = rb_rotate_left(parent, root);
tmp = parent;
parent = node;
node = tmp;
}
parent->color = BLACK;
gparent->color = RED;
root = rb_rotate_right(gparent, root);
}
}
else
{
uncle = gparent->left;
if (uncle && uncle->color == RED)
{
uncle->color = BLACK;
parent->color = BLACK;
gparent->color = RED;
node = gparent;
}
else
{
if (parent->left == node)
{
root = rb_rotate_right(parent, root);
tmp = parent;
parent = node;
node = tmp;
}
parent->color = BLACK;
gparent->color = RED;
root = rb_rotate_left(gparent, root);
}
}
}
root->color = BLACK;
return root;
}
static rb_node_t* rb_erase_rebalance(rb_node_t *node, rb_node_t *parent, rb_node_t *root)
{
rb_node_t *other, *o_left, *o_right;
while ((!node || node->color == BLACK) && node != root)
{
if (parent->left == node)
{
other = parent->right;
if (other->color == RED)
{
other->color = BLACK;
parent->color = RED;
root = rb_rotate_left(parent, root);
other = parent->right;
}
if ((!other->left || other->left->color == BLACK) &&
(!other->right || other->right->color == BLACK))
{
other->color = RED;
node = parent;
parent = node->parent;
}
else
{
if (!other->right || other->right->color == BLACK)
{
if ((o_left = other->left))
{
o_left->color = BLACK;
}
other->color = RED;
root = rb_rotate_right(other, root);
other = parent->right;
}
other->color = parent->color;
parent->color = BLACK;
if (other->right)
{
other->right->color = BLACK;
}
root = rb_rotate_left(parent, root);
node = root;
break;
}
}
else
{
other = parent->left;
if (other->color == RED)
{
other->color = BLACK;
parent->color = RED;
root = rb_rotate_right(parent, root);
other = parent->left;
}
if ((!other->left || other->left->color == BLACK) &&
(!other->right || other->right->color == BLACK))
{
other->color = RED;
node = parent;
parent = node->parent;
}
else
{
if (!other->left || other->left->color == BLACK)
{
if ((o_right = other->right))
{
o_right->color = BLACK;
}
other->color = RED;
root = rb_rotate_left(other, root);
other = parent->left;
}
other->color = parent->color;
parent->color = BLACK;
if (other->left)
{
other->left->color = BLACK;
}
root = rb_rotate_right(parent, root);
node = root;
break;
}
}
}
if (node)
{
node->color = BLACK;
}
return root;
}
static rb_node_t* rb_search_auxiliary(key_t key, rb_node_t* root, rb_node_t** save)
{
rb_node_t *node = root, *parent = NULL;
int ret;
while (node)
{
parent = node;
ret = node->key - key;
if (0 < ret)
{
node = node->left;
}
else if (0 > ret)
{
node = node->right;
}
else
{
return node;
}
}
if (save)
{
*save = parent;
}
return NULL;
}
rb_node_t* rb_insert(key_t key, data_t data, rb_node_t* root)
{
rb_node_t *parent = NULL, *node;
parent = NULL;
if ((node = rb_search_auxiliary(key, root, &parent)))
{
return root;
}
node = rb_new_node(key, data);
node->parent = parent;
node->left = node->right = NULL;
node->color = RED;
if (parent)
{
if (parent->key > key)
{
parent->left = node;
}
else
{
parent->right = node;
}
}
else
{
root = node;
}
return rb_insert_rebalance(node, root);
}
rb_node_t* rb_search(key_t key, rb_node_t* root)
{
return rb_search_auxiliary(key, root, NULL);
}
rb_node_t* rb_erase(key_t key, rb_node_t *root)
{
rb_node_t *child, *parent, *old, *left, *node;
color_t color;
if (!(node = rb_search_auxiliary(key, root, NULL)))
{
printf("key %d is not exist!\n");
return root;
}
old = node;
if (node->left && node->right)
{
node = node->right;
while ((left = node->left) != NULL)
{
node = left;
}
child = node->right;
parent = node->parent;
color = node->color;
if (child)
{
child->parent = parent;
}
if (parent)
{
if (parent->left == node)
{
parent->left = child;
}
else
{
parent->right = child;
}
}
else
{
root = child;
}
if (node->parent == old)
{
parent = node;
}
node->parent = old->parent;
node->color = old->color;
node->right = old->right;
node->left = old->left;
if (old->parent)
{
if (old->parent->left == old)
{
old->parent->left = node;
}
else
{
old->parent->right = node;
}
}
else
{
root = node;
}
old->left->parent = node;
if (old->right)
{
old->right->parent = node;
}
}
else
{
if (!node->left)
{
child = node->right;
}
else if (!node->right)
{
child = node->left;
}
parent = node->parent;
color = node->color;
if (child)
{
child->parent = parent;
}
if (parent)
{
if (parent->left == node)
{
parent->left = child;
}
else
{
parent->right = child;
}
}
else
{
root = child;
}
}
free(old);
if (color == BLACK)
{
root = rb_erase_rebalance(child, parent, root);
}
system("pause");
return root;
}基数.cpp
#include <stdio.h>
#include <stdlib.h>
#include <malloc.h>
#include <time.h>
static void PrintArr(int *pnArr, int nLen)
{
for (int i = 0; i < nLen; i++)
{
printf("%d ", pnArr[i]);
}
printf("\n");
}
void CountSort(int *pnArr, int nArrR[], int nLen, int k)
{
int *pnArrTmp = (int *)malloc(sizeof(int) * k);
for (int i = 0; i < k; i++)
{
pnArrTmp[i] = 0;
}
for (int i = 0; i < nLen; i++)
{
pnArrTmp[pnArr[i]] = pnArrTmp[pnArr[i]] + 1;
}
PrintArr(pnArrTmp, k);
for (int i = 1; i < k; i++)
{
pnArrTmp[i] = pnArrTmp[i] + pnArrTmp[i - 1];
}
PrintArr(pnArrTmp, k);
for (int i = nLen - 1; i >= 0; i--)
{
nArrR[pnArrTmp[pnArr[i]] - 1] = pnArr[i];
pnArrTmp[pnArr[i]] = pnArrTmp[pnArr[i]] - 1;
}
}
int main9()
{
int nArr[11] = { 0, 2, 1, 3, 2, 6, 9, 7, 4, 8, 6 };
int nArrR[11]; //存放排序后的结果
PrintArr(nArr, 11);
CountSort(nArr, nArrR, 11, 10);
PrintArr(nArrR, 11);
system("pause");
return 0;
}快速.cpp
#include<iostream>
using namespace std;
int a[200001], n;
void swap(int &a, int &b){
int tmp = a;
a = b;
b = tmp;
}
int partition(int p, int r){
int rnd = rand() % (r - p + 1) + p;
swap(a[rnd], a[r]);
int pvt = r, i = p - 1;
for (int j = i + 1; j < r; j++)
if (a[j] < a[pvt])
swap(a[j], a[++i]);
swap(a[++i], a[pvt]);
return i;
}
void qsort(int p, int r){
if (p < r){
int q = partition(p, r);
qsort(p, q - 1);
qsort(q + 1, r);
}
}
int main5()
{
cin >> n;
for (int i = 0; i < n; i++)
cin >> a[i];
qsort(0, n - 1);
for (int i = 0; i < n; i++)
cout << a[i];
system("pause");
return 0;
}冒泡.cpp
#include <iostream>
#include<stdlib.h>
using namespace std;
int main1()
{
int a[10];
for (int i = 0; i < 10; i++)
a[i] = rand() % 100;
for (int i = 0; i < 10; i++)
for (int j = 0; j < 10 - i; j++)
{
if (a[j] < a[j + 1])
{
int temp = a[j];
a[j] = a[j + 1];
a[j + 1] = temp;
}
}
for (int i = 0; i < 10; i++)
cout << a[i] << " ";
system("pause");
return 0;
}
木桶.cpp
#include<stdio.h>
#include<stdlib.h>
#define SIZE 100
void bucket_sort(unsigned *, int);//桶排序函数的原型
void print(unsigned *, int);//打印函数的原型
int main8()
{
unsigned array[SIZE];
int i = 0;
//为数组元素随机赋值
for (i = 0; i < SIZE; ++i)
array[i] = rand();
printf("排序前\n");
print(array, SIZE);
//排序
bucket_sort(array, SIZE);
printf("排序后\n");
print(array, SIZE);
system("pause");
return 0;
}
void bucket_sort(unsigned * arr, int len)
{
unsigned *buckets[10];//指针数组
unsigned n = 1;//用于取整数各位上的值
int index;//数组下标计数索引
int indexs[10];//各个桶下标计数索引
int i, j;
//分配动态内存作为桶
for (i = 0; i < 10; ++i)
buckets[i] = (unsigned *)malloc(sizeof(unsigned)*len);
while (1)
{
//计数索引清零
index = 0;
for (i = 0; i < 10; ++i)
indexs[i] = 0;
//数组至桶
for (i = 0; i < len; ++i)
buckets[arr[i] / n % 10][indexs[arr[i] / n % 10]++] = arr[i];
//桶至数组
for (i = 0; i < 10; ++i)
for (j = 0; j < indexs[i]; ++j)
arr[index++] = buckets[i][j];
//为取元素的下一位做准备
n *= 10;
//判断是否该结束
for (i = 0; arr[i] < n&&i < len; ++i);
if (i == len) break;
}
//释放动态内存
for (i = 0; i < 10; ++i)
free(buckets[i]);
}
void print(unsigned * arr, int len)
{
int i = 0;
for (i = 0; i < len; ++i)
{
printf("%8d", arr[i]);
//5个元素一行
if ((i + 1) % 5 == 0)
printf("\n");
}
}
希尔.cpp
#include <iostream>
#include<stdlib.h>
using namespace std;
const int N = 10;
void shell_sort(const int len, int *array)
{
int j, i, key;
int gap = 0;
if (len <= 0 || array == NULL)
return;
while (gap <= len)
{
gap = gap * 3 + 1;
}
while (gap > 0)
{
for (i = gap; i < len; i++)
{
j = i - gap;
key = array[i];
while ((j >= 0) && (array[j] > key))
{
array[j + gap] = array[j];
j = j - gap;
}
array[j + gap] = key;
}
//display_array(len,array,gap);
gap = (gap - 1) / 3;
}
}
// 3 5 18 29 35 24 12 0
// 3 12
// 5 0
// 3 0 18 29 35 24 12 5
//3 24
// 0 12
// 18 5
//3 0 5 29 35 24 12 18
//3 35
// 0 24
// 5 12
// 29 18
//3 0 5 18 35 24 12 29
//3 18 12
// 0 35 29
// 5 24
//3 0 5 12 29 24 18 35
//3 5 29 18
// 0 12 24 35
//3 0 5 12 18 24 29 35
//0 3 5 12 18 24 29 35
int main4()
{
int array[N];
for (int i = 0; i < 10; i++)
{
array[i] = rand() % 100;
cout << array[i] << " ";
}
shell_sort(N - 1, array);
cout << endl;
for (int i = 0; i < 10; i++)
{
cout << array[i] << " ";
}
system("pause");
return 0;
}
选择.cpp
#include <iostream>
using namespace std;
void main2()
{
int a[10];
for (int i = 0; i < 10; i++)
a[i] = rand() % 100;
for (int i = 0; i < 10; i++)
{
for (int j = i; j < 10 - i; j++)
if (a[j] < a[i])
{
int temp = a[j];
a[j] = a[i];
a[i] = temp;
}
}
for (int i = 0; i < 10; i++)
cout << a[i] << " ";
system("pause");
}
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