冒泡排序

核心思想:对相邻的元素进行两两比较,顺序相反则进行交换
void bubbleSort(int *arr, int n){int i,j;int temp;int flag; //立标志位for(i=0; i<n-1; i++){flag = 0;for(j=0; j<n-1-i; j++){if(arr[j]>arr[j+1]){temp = arr[j+1];arr[j+1] = arr[j];arr[j] = temp;flag = 1;}}if(flag==0)break;}}
