Smith Numbers Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 14521 Accepted: 4906 Description While skimming his phone directory in 1982, Albert Wilansky, a mathematician of Lehigh University,noticed tha
template<typename T> void swap(T* a, T* b) { T temp = *a; *a = *b; *b = temp; } //数组的全排列 void perm(int list[], int k, int m) { if (k==m) { copy(list,list+m,ostream_iterator<int>(cout," ")); cout<<endl; return; } for (int i=k; i
def reduceNum(n): '''题目:将一个正整数分解质因数.例如:输入90,打印出90=2*3*3*5''' print '{} = '.format(n), : print 'Please input a valid number !' exit() elif n ] : print '{}'.format(n) ] : # 循环保证递归 , n + ) : : n /= index # let n equal to it n/index : # This is the point
Matlab中max函数在矩阵中求函数大小的实例如下: C = max(A)返回一个数组各不同维中的最大元素.如果A是一个向量,max(A)返回A中的最大元素.如果A是一个矩阵,max(A)将A的每一列作为一个向量,返回一行向量包含了每一列的最大元素.如果A是多为数组,max(A) treats the values along the first non-singleton dimension as vectors, returning the maximum value of each ve