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[سؤال] كتابة كود
#3
// Please enter your birthday in this
// format(including spaces):
// DD MM YYYY
// 22 01 1997

// I think that I have covered all possible
// wrong inputs (17 by now)!
// Please let me know if you find any other
// bugs or wrong inputs that I haven't covered.
// Thank you all for your support.

// And if you liked it don't forget to give
// a (+1) like.
// Thank you all for the likes!!!

// This code has won in the "The Greatest
// Sololearn Coder competition v3.0"
// in the 'LightWeight' category.

// By @ Michael Xanthopoulos

#include <iostream>
using namespace std;

int main(void)
{
int DD = 32, MM = 13, YYYY = -1, NYYYY, NMM, IDAY, day, flag = 0;

string month[] = {"January","February","March","April","May","June","July",
"August","September","October","November","December"};

cin >> DD;
cin >> MM;
cin >> YYYY;

//Error Message: User has given no input
if(DD == 32 && MM == 13 && YYYY == -1)
{
cout << " Please enter your birthday in this " << endl;
cout << " format(including spaces): " << endl;
cout << " DD MM YYYY " << endl;
cout << " 22 01 1997 " << endl;
return -1;
}

if(DD <= 0)
{
//Error Message: User has given invalid input for "Days" & "Months" fields
if(MM <= 0)
{
cout << " We don't have negative or null days and months. " << endl;
cout << " Try again! " << endl;
return -1;
}

//Error Message: User has given invalid input for "Days" field
cout << " We don't have negative or null days. " << endl;
cout << " Try again! " << endl;
return -1;
}

if(MM <= 0)
{
//Error Message: User has given invalid input for "Months" field
cout << " We don't have negative or null months. " << endl;
cout << " Try again! " << endl;
return -1;
}

if(DD > 31 || MM > 12 || YYYY <= 0)
{
if(DD > 31 && MM > 12)
{
//Error Message: User has given invalid input for "Days", "Months" & "Years" fields
if(YYYY <= 0)
{
cout << " We have 12 months, the days of a month are up to 31 " << endl;
cout << " and a year should be a positive number. " << endl;
cout << " Try again! " << endl;
}
//Error Message: User has given invalid input for "Days" & "Months" fields
else
{
cout << " We have 12 months and " << endl;
cout << " the days of a month are up to 31. " << endl;
cout << " Try again! " << endl;
}

}
else if(DD > 31 && MM <= 12)
{
//Error Message: User has given invalid input for "Days" & "Years" fields
if(YYYY <= 0)
{
cout << " The days of a month are up to 31 and " << endl;
cout << " a year should be a positive number. " << endl;
cout << " Try again! " << endl;
}
//Error Message: User has given invalid input for "Days" field
else
{
cout << " The days of a month are up to 31. " << endl;
cout << " Try again! " << endl;
}

}
else if(DD <= 31 && MM > 12)
{
//Error Message: User has given invalid input for "Months" & "Years" fields
if(YYYY <= 0)
{
cout << " We have 12 months and " << endl;
cout << " a year should be a positive number. " << endl;
cout << " Try again! " << endl;
}
//Error Message: User has given invalid input for "Months" field
else
{
cout << " We have 12 months. " << endl;
cout << " Try again! " << endl;
}

}
//Error Message: User has given invalid input for "Years" field
else if(DD <= 31 && MM <= 12 && YYYY <= 0)
{
cout << " A year should be a positive number. " << endl;
cout << " Try again! " << endl;
}
return -1;
}

switch(MM)
{
case 2:

if((YYYY % 400) == 0 || ((YYYY % 4) == 0 && (YYYY % 100) != 0))
{
//Error Message: User has requested an invalid day for the month "February"
// and the requested "Year" is a leap year.
if(DD > 29)
{
cout << " The year " << YYYY << " is a leap year. " << endl;
cout << " So, February has up to 29 days. " << endl;
cout << " Try again! " << endl;
return -1;
}
}
else
{
//Error Message: User has requested an invalid day for the month "February"
// and the requested "Year" is not a leap year.
if(DD > 28)
{
cout << " The year " << YYYY << " isn't a leap year. " << endl;
cout << " So, February has up to 28 days. " << endl;
cout << " Try again! " << endl;
return -1;
}
}
break;

case 4:
//Error Message: User has requested an invalid day for the month "April"
if(DD > 30)
{
cout << " April has up to 30 days. " << endl;
cout << " Try again! " << endl;
return -1;
}
break;

case 6:
//Error Message: User has requested an invalid day for the month "June"
if(DD > 30)
{
cout << " June has up to 30 days. " << endl;
cout << " Try again! " << endl;
return -1;
}
break;

case 9:
//Error Message: User has requested an invalid day for the month "September"
if(DD > 30)
{
cout << " September has up to 30 days. " << endl;
cout << " Try again! " << endl;
return -1;
}
break;

case 11:
//Error Message: User has requested an invalid day for the month "November"
if(DD > 30)
{
cout << " November has up to 30 days. " << endl;
cout << " Try again! " << endl;
return -1;
}
break;
}

if(MM <= 2)
{
NYYYY = YYYY - 1;
NMM = 0;
}
else
{
NYYYY = YYYY;
NMM = (4 * MM + 23) / 10;
}

//Calculating the day
IDAY = 365 * YYYY + DD + 31 * (MM - 1) - NMM + (NYYYY / 4) - ((3 * ((NYYYY / 100) + 1) / 4));

day = IDAY % 7;

//This 'flag' is used for displaying the right ending after the numbers
if(DD != 11 && DD != 12 && DD != 13)
flag = DD % 10;

switch(day)
{
case 0:
cout << " You were born on Saturday, ";
break;

case 1:
cout << " You were born on Sunday, ";
break;

case 2:
cout << " You were born on Monday, ";
break;

case 3:
cout << " You were born on Tuesday, ";
break;

case 4:
cout << " You were born on Wednesday, ";
break;

case 5:
cout << " You were born on Thursday, ";
break;

case 6:
cout << " You were born on Friday, ";
break;
}

if(flag == 1){
cout << DD << "st of ";
}
else if(flag == 2){
cout << DD << "nd of ";
}
else if(flag == 3){
cout << DD << "rd of ";
}
else{
cout << DD << "th of ";
}

cout << month[MM-1] << " of " << YYYY << "!" << endl;

cout << "\n And if you liked it, " << endl;
cout << " don't forget to give a (+1) like! " << endl;
cout << " Thank you! " << endl;

return 0;
}
الرد }}}
تم الشكر بواسطة:


الردود في هذا الموضوع
كتابة كود - بواسطة زهرة نيسان - 13-11-15, 02:04 PM
RE: كتابة كود - بواسطة مهموم - 13-11-15, 05:14 PM
RE: كتابة كود - بواسطة Mustafa Ahmed zz - 27-09-17, 07:30 PM

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