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shell_sort.cpp
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93 lines (72 loc) · 1.91 KB
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# include "iostream"
using namespace std;
// 使用shell排序算法排序
// 本算法还没有完全完成!!
int main(){
int input_data[20] =
{32, 2, 43, 0, 43,
11, 48, 983, 56, 43,
11, 0, 87, 66, 42,
31, 22, 20, 98, 35};
// 输入部分
{
// for(int i = 0; i < 20; i++)
// {
// /* code */
// try
// {
// cout << "please input the value of " << i << endl;
// cin >> input_data[i];
// /* code */
// }
// catch(const std::exception& e)
// {
// std::cerr << e.what() << '\n';
// }catch(io_errc e){
// cout << e;
// }
// }
cout << endl << "input complete!" << endl;
cout << "input result:";
for(int i = 0; i < 20; i++)
cout << input_data[i] << ", ";
cout << endl;
}
// 算法部分
int i, j, d, temp;
d = 20 / 2;
while (d > 0){
for (int i = d; i < 20; i++)
{
j = i - d;
while (j >= 0)
{
if (input_data[j] > input_data[j + d])
{
temp = input_data[j];
input_data[j] = input_data[i];
input_data[i] = temp;
j = j -d;
}
else
j = -1;
if (d =1)
{
cout << "i:" << i << endl;
/* code */
}
}
}
d = d / 2;
}
// 输出部分
{
cout << "sort completed!" << endl;
cout << "sorted result:";
for(int i = 0; i < 20; i++)
{
cout << input_data[i] << ",";
}
}
return 0;
}