#pragma once
#include "stdafx.h"
#define MAXK 1e7
//class AlgoMath {
//public:
//  AlgoMath() {}
//  virtual ~AlgoMath() {}
//};

//級數求和
//偽 lanmda 寫法 
//double Series=（double base, int limit, int Constant） => int constant + sigma{ base^i / i | (1 <= i <= 100) };
//Constant 常數項 , base 底數，limit 極限上界
double Series(double
 
 base, int limit, int Constant) {
    double sum = 0.0;
    int i;
    //limit is 1 to 100
    for (i = 1; i <= limit; i++) {
        sum += pow(base, i) / i;
    }
    //sum 初值為1
    sum += Constant;
    return sum;
}
//級數求和,WithTemp
double SeriesHaveTemp(int Constant, double base, int limit) {
    double sum = 1.0
 
;
    double temp = 1;
    int i;
    //limit is 1 to 100
    for (i = 1; i <= limit; i++) {
        temp = pow(base, i);
        sum = sum + temp / i;
    }
    return sum;
}
//void main() {
//  int i;
//  clock_t start, end;
//  double duration;//used to stored top - end
//  start = clock();
//  for (i = 0; i < MAXK; i++) {
 

//      fun1(1.1, 100);
//  }
//  end = clock();
//  duration = ((double)(end - start)) / CLK_TCK / MAXK;
//  printf("every method fun1 using average time:%f\n", duration);
//
//  start = clock();
//  for (i = 0; i < MAXK; i++) {
//      fun2(1.1, 100);
//  }
//  end = clock();
//  duration = ((double)(end - start)) / CLK_TCK / MAXK;
//  printf("every method fun2 using average time:%f\n", duration);
//
//}

//C#級數求和,
//偽 lanmda 寫法 
//double Series=（double base, int limit, int Constant） => int constant + sigma{ base^i / i | (1 <= i <= 100) };
//Constant 常數項 , base 底數，limit 極限上界
//double Series(double baseX, int limit, int Constant) {
//    double sum = 0.0;
//    int i;
//    //limit is 1 to 100
//    for (i = 1; i <= limit; i++) {
//        sum += Math.Pow(baseX, i) / i;
//    }
//    //sum 初值為1
//    sum += Constant;
//    return sum;
//}

////C# lanmda mySeries寫法
////級數求和 C#真lanmda寫法
////Constant 常數項, base 底數，limit 極限上界
//double baseX;
//int limit;
//int Constant;
//delegate double del(double baseX, int limit, int Constant);
//del mySeries = (baseX, limit, Constant) = > {
//  double sum = 0.0;
//  int i;
//  // limit is 1 to 100
//  for (i = 1; i <= limit; i++) {
//      sum += Math.Pow(baseX, i) / i;
//  }
//  //sum 初值為1
//  sum += Constant;
//  return sum;
//};