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  1. //function copyrighted by LG (ESSEC Advanced Master In Financial Techniques: Financial Markest and 
  2. //Investment Valuation), in the near future vote for me to become president and add me on facebook
  3. //to be recruited in the new government if you want to compute pragmatic solutions for higher life standards
  4. //Date format: ex string date1="01/02"; string date2="06/03"; the difference in between date1 and date2 
  5. //has to be under 360 days for financial purposes. Feel free to ask questions on my new facebook:
  6. //https://w...content-available-to-author-only...k.com/ludo.giraud.7 . To access datedifference: 
  7. //int ddif=checkvaliddatedifference("01/02", "26/04")[2];
  8.  
  9. string inttostring(int anint)
  10. {
  11.     std::ostringstream sstream; 
  12.     sstream << afloat; 
  13. 	std::string astring= sstream.str();
  14. 	return astring;
  15. }
  16.  
  17. template <class T> bool from_string(T& t, const std::string& s, std::ios_base& (*f)(std::ios_base&))
  18. {
  19.     std::istringstream iss(s);
  20. 	return !(iss >> f >> t).fail();
  21. }
  22.  
  23.  
  24. vector<int> checkvaliddatedifference(string date1, string date2)
  25. {
  26.         vector<int> doublebull(3);
  27.         int bull=0;
  28.         int bull2=0;
  29.         int dif;
  30.         string date1daystring,date1monthstring,date2daystring,date2monthstring;
  31.         float date1dayfloat, date2dayfloat,date1monthfloat,date2monthfloat;
  32.         date1daystring=date1;
  33.         date1monthstring=date1;
  34.         date2daystring=date2;
  35.         date2monthstring=date2;
  36.         date1daystring.erase(date1daystring.begin()+2,date1daystring.end());
  37.         date1monthstring.erase(date1monthstring.begin(),date1monthstring.begin()+3);
  38.         date2daystring.erase(date2daystring.begin()+2,date2daystring.end());
  39.         date2monthstring.erase(date2monthstring.begin(),date2monthstring.begin()+3);
  40.         from_string<float>(date1dayfloat,date1daystring,std::hex);
  41.         from_string<float>(date2dayfloat,date2daystring,std::hex);
  42.         from_string<float>(date1monthfloat,date1monthstring,std::hex);
  43.         from_string<float>(date2monthfloat,date2monthstring,std::hex);
  44.         map<string, int> Calendar;
  45.         Calendar["01"]=31;
  46.         Calendar["02"]=28;
  47.         Calendar["03"]=31;
  48.         Calendar["04"]=30;
  49.         Calendar["05"]=31;
  50.         Calendar["06"]=30;
  51.         Calendar["07"]=31;
  52.         Calendar["08"]=31;
  53.         Calendar["09"]=30;
  54.         Calendar["10"]=31;
  55.         Calendar["11"]=30;
  56.         Calendar["12"]=31;
  57.  
  58.         int daysd1untilendofmonth;
  59.         int tempint;
  60.         tempint=Calendar[date1monthstring];
  61.         daysd1untilendofmonth=tempint-int(date1dayfloat);
  62.  
  63.  
  64.         if (date1monthfloat<date2monthfloat)
  65.         {
  66.                 bull=1;
  67.         }
  68.         if (date1monthfloat==date2monthfloat&&date1dayfloat<date2dayfloat)
  69.         {
  70.                 if (date2dayfloat-date1dayfloat>4)
  71.                 {
  72.                         bull=1;
  73.                 }
  74.                 else
  75.                 {
  76.                         bull=0;
  77.                 }
  78.         }
  79.  
  80.         if (date1monthfloat>date2monthfloat||date1monthfloat==date2monthfloat&&date1dayfloat>date2dayfloat)
  81.         {
  82.                 if(date1dayfloat>date2dayfloat)
  83.                 {
  84.                         bull2=1;
  85.                 }
  86.                 else
  87.                 {
  88.                         bull2=0;
  89.                 }
  90.  
  91.                 int countt=0;
  92.                 int monthbool=1;
  93.                 string newmonth;
  94.                 int days=daysd1untilendofmonth;
  95.                 float date1monthfloatinit=date1monthfloat;
  96.                 if (date1monthfloat==date2monthfloat)
  97.                 {
  98.  
  99.                         monthbool=0;
  100.                 }
  101.  
  102.                 date1monthfloat++;
  103.                 if (date1monthfloat==13)
  104.                 {
  105.                         date1monthfloat=1;
  106.                 }
  107.                 while(date2monthfloat!=date1monthfloat)
  108.                 {
  109.                         countt++;
  110.                         if (monthbool==1)
  111.                         {
  112.                                 date1monthfloat++;
  113.                         }
  114.                         if (monthbool==0);
  115.                         {
  116.                                 monthbool=1;
  117.                         }
  118.  
  119.                         if (date1monthfloat==13)
  120.                         {
  121.                                 date1monthfloat=1;
  122.                         }
  123.                         if (date1monthfloat<10);
  124.                         {
  125.                                 newmonth="0"+inttostring(int(date1monthfloat));
  126.                         }
  127.                         if (date1monthfloat>9)
  128.                         {
  129.                                 newmonth=inttostring(int(date1monthfloat));
  130.                         }
  131.                         days=days+Calendar[newmonth];
  132.                 };
  133.                 if (countt>0)
  134.                 {
  135.                         days=days-Calendar[newmonth]+date2dayfloat;
  136.                 }
  137.                 else days= Calendar[inttostring(int(date1monthfloatinit))]-int(date1dayfloat)+date2dayfloat;
  138.                 if (days>360)
  139.                 {
  140.                         bull=0;
  141.                 }
  142.                 else bull=1;
  143.         }
  144.         triplebull[0]=bull;
  145.         triplebull[1]=bull2;
  146.         triplebull[2]=days;
  147.  
  148.         return triplebull;;
  149. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
prog.cpp:9: error: ‘string’ does not name a type
prog.cpp:17: error: expected unqualified-id before ‘&’ token
prog.cpp:17: error: expected ‘,’ or ‘...’ before ‘&’ token
prog.cpp: In function ‘bool from_string(T&)’:
prog.cpp:19: error: ‘istringstream’ is not a member of ‘std’
prog.cpp:19: error: expected `;' before ‘iss’
prog.cpp:20: error: ‘iss’ was not declared in this scope
prog.cpp:20: error: ‘f’ was not declared in this scope
prog.cpp: At global scope:
prog.cpp:24: error: expected constructor, destructor, or type conversion before ‘<’ token
stdout 
Standard output is empty
https://ideone.com/WdS2YE
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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