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View Code static int FindMaxSum(int[] intArr) { int sum = intArr[0]; int max = intArr[0]; for (int i = 1; i < intArr.Length; i++) { if (sum<=0) { sum = intArr[i]; } ... 阅读全文
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static char FirstUniqueChar(string str) { if (str== null|| str.Length == 0) { throw new Exception("Input can't be empty"); } char[] chrArr = str.ToCharArray(); Hashtable ht = new Hashtable(); for (int i =... 阅读全文
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static int FindMax(int[][] array) { int max = -1; if (array == null || array.Length == 0) { return max; } for (int i = 0; i < array.Length; i++) { if (array[i] != null) { ... 阅读全文
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static int FindNumber(int[] array, int num) { int result = -1; if (array == null) { return result; } for (int i = 0; i < array.Length - 1; i++) { if (array[i] > array[i + 1]) ... 阅读全文
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static void InsertSort(int[] input) { if (input == null || input.Length == 0) { throw new Exception("input can't be empty."); } for (int i = 1; i < input.Length; i++) { if (input[i] < input[i - 1]) ... 阅读全文
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static StringCollection Permutations(string input) { if (input == null) { throw new Exception("input can't be null"); } StringCollection results = new StringCollection(); char firstChar = ' '; string rema... 阅读全文
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public interface IStack<T> { int GetLength(); bool IsEmpty(); bool IsFull(); void Clear(); void Push(T item); T Pop(); T GetTop(); } public class Stack<T> : IStack<T> { private int size; private T[] data; private i... 阅读全文
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求一个方法，能概率性输出 A 70%, B 20%, C 6%, D 3%, E 1% static char Output() { Random rnd = new Random(); int i = rnd.Next(1, 100); if (i<=70) { return 'A'; } if (i>70 && i<=90) { return 'B';... 阅读全文
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假设有6个小朋友，编号为1，2，3，4，5，6。 从1数到3，然后把第3个小朋友去除，再从1数到3，把第6个小朋友去除，再从1数到3， 把第4个小朋友去除，求剩下的最后一个小朋友。 static int Func(int[] array, int count) { if (array == null || array.Length== 0 || count <1) { throw new Exception("array or count can't be empty or less than ... 阅读全文
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public class Rectangle { public int x1; public int y1; public int x2; public int y2; public Rectangle(int x1, int y1, int x2, int y2) { this.x1 = x1; this.y1 = y1; this.x2 = ... 阅读全文