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@ -0,0 +1,38 @@
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//简单选择排序
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#include <iostream>
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using namespace std;
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void selectSort(int r[], int n){
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int i,index,j;
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for(i=1; i<n; i++)
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{
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index = i;
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for(j=i+1; j<n; j++)
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{
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if(r[index] > r[j])
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{
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index = j;
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}
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}
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if(index != i)
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{
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int temp = r[index];
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r[index] = r[i];
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r[i] = temp;
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}
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}
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}
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int main()
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{
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int array[]={4,6,2,8,12,55,3,1,0};
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int n = sizeof(array)/sizeof(array[0]);
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selectSort(array, n);
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for(int i=1; i<n; i++)
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{
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cout<<array[i]<<" ";
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}
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return 0;
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}
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//运行原理:选出最小(或者最大)的一个数与第1个位置的数交换;然后在剩下的数当中再找最小(或者最大)的与第2个位置的数交换,依次类推,直到第n-1个元素(倒数第二个数)和第n个元素(最后一个数)比较为止。
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//运行结果:0 1 2 3 6 8 12 55
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--------------------------------
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Process exited after 0.3569 seconds with return value 0
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