# Untitled

unknown
csharp
2 years ago
2.7 kB
1
Indexable
Never
using System;
using System.Collections.Generic;

namespace Solution
{
public class Solution {

class Average {
private int[] stack;
private int sum;
private int counter;
private int amount;

public Average () {
stack = new int[50];
counter = 0;
sum = 0;
amount = 0;
}

public int AVG50 (int num) {
if (amount < 50) {
amount++;
} else {
sum-=stack[counter];
}
sum += num;
stack[counter] = num;
counter = (counter + 1) % 50;
return sum / amount;
}
}

public static void Main(string[] args) {
/*Average av = new Average();
for (int i = 1; i <= 100; i++) {
Console.WriteLine(av.AVG50(i));
}*/
/*int[] arr = new int[]{1, -2, 3, 2, -1000, 4, -7, 2};
Console.WriteLine(SubSum(arr));*/

Console.WriteLine(Match("ABCDEF", "AB.D.F"));
Console.WriteLine(Match("ABCDEF", "AB.DF"));
Console.WriteLine(Match("ABCDEF", "AB.DE."));
//Console.WriteLine(Match("ABCDEF", "AB"));
Console.WriteLine(Match("AAAAAAAAAA", "A*A"));
}

public static int SubSum (int[] arr) {
int maxSum = 0,
curSum = 0;

for (int i = 0; i < arr.Length; i++) {
curSum+=arr[i];

if (curSum > maxSum){
maxSum = curSum;
}

if (curSum < 0)
{
curSum = 0;
}

}
return maxSum;
}

public static bool Match(string input, string regex) {
//if (input.Length != regex.Length) return false;
for (int i = 0; i < input.Length; i++) {
if (i == regex.Length) {
return false;
}
if (input[i] == regex[i] || regex[i] == '.') {
continue;
} else if (regex[i] == '*') {
for (int j = i+1; j < input.Length; j++) {
if (Match(input.Substring(j), regex.Substring(i+1))) {
return true;
}
}
return false;
} else {
return false;
}
}
return true;
}
}
}