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| #include <iostream> using namespace std;
#define Maxlength 20
typedef struct { int * data; int length; }SqList;
void createList(SqList &L, int n); bool inputNum(SqList &L, int x, int n); void showNum(SqList &L); bool insertNum(SqList &L, int x, int n); bool deleteNum(SqList &L, int n); bool checkNum(SqList &L,int n); bool getMaxAndMinNum(SqList &L,int &max, int&min); int findNum(SqList &L, int x); void sortList(SqList &L); void inverseList(SqList &L);
int main() { SqList sqList;
createList(sqList, 10); showNum(sqList);
inputNum(sqList,110,5); showNum(sqList);
checkNum(sqList,5);
insertNum(sqList,120,4); showNum(sqList);
sortList(sqList); showNum(sqList);
deleteNum(sqList,10); showNum(sqList);
findNum(sqList,5);
int maxNum, minNum; getMaxAndMinNum(sqList,maxNum,minNum); cout << "此顺序表的最大元素是" << maxNum << ", 最小元素是" << minNum << endl;
inverseList(sqList); showNum(sqList);
return 0; }
void createList(SqList &L, int n) { L.data = new int[Maxlength]; for(int i = 0; i < n; i++) { L.data[i] = i; } L.length = n; }
bool inputNum(SqList &L, int x, int n) { if(n < 1 || n > L.length) { cout << "索引异常,无法修改" << endl; return false; }
L.data[n-1] = x; return true; }
void showNum(SqList &L) { cout << "顺序表的元素依次为: "; for(int i = 0; i < L.length; i++) { cout << L.data[i] << " "; } cout << endl; }
bool insertNum(SqList &L, int x, int n) { if(L.length == Maxlength) { cout << "顺序表元素已满,无法添加!" << endl; return false; }
if(n < 1 || n > L.length) { cout << "索引异常,无法添加" << endl; return false; }
for(int i = L.length -1; i >= n - 1; i--) { L.data[i+1] = L.data[i]; }
L.data[n-1] = x; L.length++; cout << "插入成功!" << endl;
return true; }
bool deleteNum(SqList &L, int n) { if(L.length == 0) { cout << "顺序表无元素,无法删除" << endl; return false; }
if(n < 1 || n > L.length) { cout << "索引异常,无法删除" << endl; return false; }
for(int i = n-1; i < L.length - 1; i++) { L.data[i] = L.data[i+1]; } L.length--; cout << "删除成功!" << endl;
return true; }
bool checkNum(SqList &L,int n) { if(L.length == 0) { cout << "顺序表的长度为0,无法查找" << endl; return false; } if(n < 1 || n > L.length) { cout << "您指定的元素索引超出了范围" << endl; return false; }
cout << "第" << n << "号元素为: " << L.data[n-1] << endl; return true; }
bool getMaxAndMinNum(SqList &L,int &max, int&min) { if(L.length <= 0) { cout << "顺序表为空,无最值!" << endl; return false; } max = min = L.data[0];
for(int i = 1; i < L.length; i++) { if(max < L.data[i]) { max = L.data[i]; }
if(min > L.data[i]) { min = L.data[i]; } }
return true; }
int findNum(SqList &L, int x) { for(int i = 0; i < L.length; i ++) { if(L.data[i] == x) { cout << "元素" << x << "是顺序表中的第" << i + 1 << "个元素" << endl; return i+1; } }
cout << "元素" << x << "不在顺序表中!" << endl; return -1; }
void sortList(SqList &L) { for(int end = L.length - 1; end > 0; end--) { for(int j = 0; j < end; j++) { if(L.data[j] > L.data[j+1]) { int temp = L.data[j]; L.data[j] = L.data[j+1]; L.data[j+1] = temp; } } }
cout << "排序完成!" << endl; }
void inverseList(SqList &L) { for(int i = 0; i < L.length / 2; i ++) { int temp = L.data[i]; L.data[i] = L.data[L.length - 1 - i]; L.data[L.length - 1 - i] = temp; } cout << "逆置成功!" << endl; }
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