C++

Forum

 
calendar

Ocko91 (10)
Hello , can someone PLS check my code and tell me how to fix it ? I hope i i formated ift well...

dateType.h

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
 
#ifndef dateType_H
#define dateType_H
#include <string>
using namespace std;
class dateType
{
public:
    void setDate(int, int, int);
    void setMonth(int);
    void setDay(int);
    void setYear(int);
    int getMonth() const;
    int getDay() const;
    int getYear() const;
    int getDaysInMonth();
    void print() const;
    int numberOfDaysPassed();
    int numberOfDaysLeft();
    void incrementDate(int nDays);
    bool isLeapYear();
    dateType(int = 1, int = 1, int = 1900);

private:
    int dMonth;
    int dDay;
    int dYear;
};
string months[12] = {"january", "february", "march", "aprit", "may", "june", "july", "august", "september", "october", "november", "december"};

dateType::dateType(int month, int day, int year)
{
    setDate(month, day, year);
    cout << months[month - 1] << " " << day << ", " << year << endl;
}

void dateType::setDate(int month, int day, int year)
{
    setYear(year);
    setMonth(month);
    setDay(day);
}

void dateType::setMonth(int month)
{
    if (month >= 1 && month <= 12)
        dMonth = month;
    else
        cout << "Invalid Month" << endl;
}

void dateType::setDay(int day)
{
    if (day >= 1 && day <= 31)
        dDay = day;
    else
        cout << "Invalid Day" << endl;
}

void dateType::setYear(int year)
{
    if (year >= 1500)
        dYear = year;
    else
        cout << "Invalid Year " << endl;
}

int dateType::getDay() const
{
    return dDay;
}

int dateType::getMonth() const
{
    return dMonth;
}

int dateType::getYear() const
{
    return dYear;
}

bool dateType::isLeapYear()
{
    if (dYear % 400 == 0 || (dYear % 100 != 0 && dYear % 4 == 0))
        return true;
    else
        return false;
}

void dateType::print() const
{
    cout << dMonth << "-" << dDay << "-" << dYear;
}

int dateType::getDaysInMonth()
{
    switch (dMonth)
    {
    case 1:
    case 3:
    case 5:
    case 7:
    case 8:
    case 10:
    case 12:
        dDay = 31;
        break;
    case 4:
    case 6:
    case 9:
    case 11:
        dDay = 30;
        break;
    case 2:
        if (isLeapYear())
            dDay = 29;
        else
            dDay = 28;
    };
    return dDay;
}

int dateType::numberOfDaysPassed()
{
    int daysPassed = 0;
    int months[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};

    for (int month = 0; month < getMonth() - 1; month++)
        daysPassed += months[month];
    daysPassed += getDay();
    if (dMonth > 2)
    {
        if (isLeapYear())
        {
            daysPassed++;
        }
    }
    return daysPassed;
}

int dateType::numberOfDaysLeft()
{
    int numberOfDaysLeft = 365;
    if (isLeapYear())
        if (dMonth < 2)
            numberOfDaysLeft++;
    numberOfDaysLeft -= numberOfDaysPassed();
    return numberOfDaysLeft;
}

void dateType::incrementDate(int nDays)
{
    int distance = dDay;

    switch (dMonth - 1)
    {
    case 11:
        distance += 30;
    case 10:
        distance += 31;
    case 9:
        distance += 30;
    case 8:
        distance += 31;
    case 7:
        distance += 31;
    case 6:
        distance += 30;
    case 5:
        distance += 31;
    case 4:
        distance += 30;
    case 3:
        distance += 31;
    case 2:
        distance += 28;
    case 1:
        distance += 31;
    }

    if (isLeapYear() && dMonth > 2)
        distance += 1;

    //distance;

    int remainingDays = isLeapYear() ? (366 - distance) : (365 - distance);

    int distance2;

    int months[13] = {0, 31, 28, 31, 30, 31, 30,
                      31, 31, 30, 31, 30, 31};

    if (isLeapYear())
        months[2] = 29;

    if (nDays <= remainingDays)
    {
        distance2 = distance + nDays;
    }

    else
    {
        nDays -= remainingDays;
        dYear = dYear + 1;
        int y2days = isLeapYear() ? 366 : 365;
        while (nDays >= y2days)
        {
            nDays -= y2days;
            dYear++;
            y2days = isLeapYear() ? 366 : 365;
        }
        distance2 = nDays;
    }

    int i;
    for (i = 1; i <= 12; i++)
    {
        if (distance2 <= months[i])
            break;
        distance2 = distance2 - months[i];
    }

    dDay = distance2;
    dMonth = i;
}
#endif



dayType.h

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
 
#ifndef dayType_H
#define dayType_H
#include <string>
using namespace std;
class dayType
{
public:
    void print() const;
    string nextDay() const;
    string prevDay() const;
    void addDay(int nDays);

    void setDay(string d);
    string getDay() const;

    dayType();
    dayType(string d);
    dayType(int month, int day, int year);

private:
    string weekDay; // here is privat member i have problem with this initialized it
};
string weekDays[7] = {"Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"}; // right here private member

void dayType::setDay(string d)
{
    weekDay = d;
}

void dayType::print() const
{
    cout << weekDay;
}

string dayType::nextDay() const
{
    int index = 0;
    for (int i = 0; i < 7; i++)
    {
        if (weekDays[i] == weekDay)
        {
            index = i;
            break;
        }
    }
    if (index == 6)
        index = -1;
    return weekDays[index + 1];
}

string dayType::prevDay() const
{
    int index = 0;

    for (int i = 0; i < 7; i++)
    {
        if (weekDays[i] == weekDay)
        {
            index = i;
            break;
        }
    }
    if (index == 0)
        index = 7;
    return weekDays[index - 1];
}

void dayType::addDay(int nDays)
{
    int index = 0;
    for (int i = 0; i < 7; i++)
    {
        if (weekDays[i] == weekDay)
        {
            index = i;
            break;
        }
    }
    index += nDays;
    index = index % 7;
    weekDay = weekDays[index];
}

string dayType::getDay() const
{
    return weekDay;
}

dayType::dayType()
{
    weekDay = "Sunday";
}

dayType::dayType(int month, int day, int year)
{

    // Algorithm to change the date to day
    int t_month[] = {0, 3, 2, 5, 0, 3,
                     5, 1, 4, 6, 2, 4};
    year -= month < 3;

    // this line takes care of the leap year
    int weekday = (year + year / 4 - year / 100 +
                   year / 400 + t_month[month - 1] + day + 6) %
                  7;

    weekDay = weekDays[weekday];
}

dayType::dayType(string d)
{
    setDay(d);
}

#endif 



1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
 
#include <iostream>
using namespace std;
#include <string>
#include "dateType.h"
#include "extdateType.h"
#include "dayType.h"
#include "calendarType.h"

int main()
{
   int month, day, year, d;
   cout << "Enter the date (MM DD YYYY): ";
   cin >> month >> day >> year;
   dateType obj(month, day, year);
   obj.getMonth();
   obj.print();
   cout << "\nDays gone in the Year: " << obj.numberOfDaysPassed() << endl;
   cout << "Days left in the Year: " << obj.numberOfDaysLeft() << endl;

   cout << "Enter number of days: ";
   int days;
   cin >> days;
   obj.incrementDate(days);
   cout << "\nAfter increment date: ";
   obj.print();
   dayType e(obj.getMonth(), obj.getDay(), obj.getYear());
   cout << "\n"
        << e.getDay() << endl;
   cout << "Next day: " << e.nextDay() << endl;
   cout << "Set Day: ";
   string string_day;
   cin >> string_day;
   e.setDay(string_day);
   cout << "Previous Day: " << e.prevDay() << endl;

   return 0;
}



no operator found which takes a right-hand operand of type 'std::string' (or there is no acceptable conversion)

datetype.cpp(33): note: while trying to match the argument list '(std::ostream, std::string)'
Last edited on
Ocko91 (10)
I have 3 problem with : 

1
2
3
4
5
 
dateType::dateType(int month, int day, int year)
{
	setDate(month, day, year);
	cout << months[month - 1]  << " " << day << ", " << year << endl;
}
{<<}

and with:

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
dayType::dayType(int month, int day, int year)
{

	// Algorithm to change the date to day
	int t_month[] = { 0, 3, 2, 5, 0, 3,
		5, 1, 4, 6, 2, 4 };
	year -= month < 3;

	// this line takes care of the leap year
	int weekday = (year + year / 4 - year / 100 +
		year / 400 + t_month[month - 1] + day + 6) %
		7;

	weekDay = weekDays[weekday];
}
{dayType}

and wiht :

in main func.

dayType e(obj.getMonth(), obj.getDay(), obj.getYear()); {obj.}

underline letter and characters make me trouble
Last edited on
salem c (3700)
Do you have a really old compiler?

I pasted all your code into a single file, and it seems to work.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
$ g++ -std=c++11 foo.cpp
$ ./a.out 
Enter the date (MM DD YYYY): 12 12 2012
december 12, 2012
12-12-2012
Days gone in the Year: 347
Days left in the Year: 18
Enter number of days: 10

After increment date: 12-22-2012
Saturday
Next day: Sunday
Set Day: Wednesday
Previous Day: Tuesday
$
seeplus (6592)
It compiles OK as 1 file with VS2019. I've made a couple of small changes:

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
 
#include <string>
#include <iostream>

// NOT IN A .h file
//using namespace std;
class dateType
{
public:
	void setDate(int, int, int);
	void setMonth(int);
	void setDay(int);
	void setYear(int);
	int getMonth() const;
	int getDay() const;
	int getYear() const;
	int getDaysInMonth();
	void print() const;
	int numberOfDaysPassed();
	int numberOfDaysLeft();
	void incrementDate(int nDays);
	bool isLeapYear();
	dateType(int = 1, int = 1, int = 1900);

private:
	int dMonth;
	int dDay;
	int dYear;
};

const std::string monthnames[12] = {"january", "february", "march", "april", "may", "june", "july", "august", "september", "october", "november", "december"};
const int months[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};

dateType::dateType(int month, int day, int year)
{
	setDate(month, day, year);
	std::cout << monthnames[month - 1] << " " << day << ", " << year << std::endl;
}

void dateType::setDate(int month, int day, int year)
{
	setYear(year);
	setMonth(month);
	setDay(day);
}

void dateType::setMonth(int month)
{
	if (month >= 1 && month <= 12)
		dMonth = month;
	else
		std::cout << "Invalid Month" << std::endl;
}

void dateType::setDay(int day)
{
	if (day >= 1 && day <= 31)
		dDay = day;
	else
		std::cout << "Invalid Day" << std::endl;
}

void dateType::setYear(int year)
{
	if (year >= 1500)
		dYear = year;
	else
		std::cout << "Invalid Year " << std::endl;
}

int dateType::getDay() const
{
	return dDay;
}

int dateType::getMonth() const
{
	return dMonth;
}

int dateType::getYear() const
{
	return dYear;
}

bool dateType::isLeapYear()
{
	return (dYear % 400 == 0 || (dYear % 100 != 0 && dYear % 4 == 0));
}

void dateType::print() const
{
	std::cout << dMonth << "-" << dDay << "-" << dYear;
}

int dateType::getDaysInMonth()
{
	switch (dMonth)
	{
		case 1:
		case 3:
		case 5:
		case 7:
		case 8:
		case 10:
		case 12:
			dDay = 31;
			break;

		case 4:
		case 6:
		case 9:
		case 11:
			dDay = 30;
			break;

		case 2:
			if (isLeapYear())
				dDay = 29;
			else
				dDay = 28;

			break;
	};

	return dDay;
}

int dateType::numberOfDaysPassed()
{
	int daysPassed = 0;

	for (int month = 0; month < getMonth() - 1; month++)
		daysPassed += months[month];

	daysPassed += getDay();

	if (dMonth > 2)
	{
		if (isLeapYear())
		{
			daysPassed++;
		}
	}
	return daysPassed;
}

int dateType::numberOfDaysLeft()
{
	int numberOfDaysLeft = 365;

	if (isLeapYear())
		if (dMonth < 2)
			numberOfDaysLeft++;

	numberOfDaysLeft -= numberOfDaysPassed();
	return numberOfDaysLeft;
}

void dateType::incrementDate(int nDays)
{
	int months13[13] = {0, 31, 28, 31, 30, 31, 30,
					  31, 31, 30, 31, 30, 31};

	int distance = dDay;

	switch (dMonth - 1)
	{
		case 11:
			distance += 30;

		case 10:
			distance += 31;

		case 9:
			distance += 30;

		case 8:
			distance += 31;

		case 7:
			distance += 31;

		case 6:
			distance += 30;

		case 5:
			distance += 31;

		case 4:
			distance += 30;

		case 3:
			distance += 31;

		case 2:
			distance += 28;

		case 1:
			distance += 31;
	}

	if (isLeapYear() && dMonth > 2)
		distance += 1;

	//distance;

	const int remainingDays = isLeapYear() ? (366 - distance) : (365 - distance);

	int distance2 = 0;

	if (isLeapYear())
		months13[2] = 29;

	if (nDays <= remainingDays)
	{
		distance2 = distance + nDays;
	}
	else
	{
		nDays -= remainingDays;
		dYear = dYear + 1;

		int y2days = isLeapYear() ? 366 : 365;

		while (nDays >= y2days)
		{
			nDays -= y2days;
			dYear++;
			y2days = isLeapYear() ? 366 : 365;
		}
		distance2 = nDays;
	}

	int i;

	for (i = 1; i <= 12; i++)
	{
		if (distance2 <= months13[i])
			break;

		distance2 -= months13[i];
	}

	dDay = distance2;
	dMonth = i;
}

class dayType
{
public:
	void print() const;
	std::string nextDay() const;
	std::string prevDay() const;
	void addDay(int nDays);

	void setDay(const std::string& d);
	std::string getDay() const;

	dayType();
	dayType(const std::string& d);
	dayType(int month, int day, int year);

private:
	std::string weekDay; // here is private member i have problem with this initialized it
};

const std::string weekDays[7] = {"Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"}; // right here private member

void dayType::setDay(const std::string& d)
{
	weekDay = d;
}

void dayType::print() const
{
	std::cout << weekDay;
}

std::string dayType::nextDay() const
{
	int index = 0;

	for (int i = 0; i < 7; i++)
	{
		if (weekDays[i] == weekDay)
		{
			index = i;
			break;
		}
	}

	if (index == 6)
		index = -1;

	return weekDays[index + 1];
}

std::string dayType::prevDay() const
{
	int index = 0;

	for (int i = 0; i < 7; i++)
	{
		if (weekDays[i] == weekDay)
		{
			index = i;
			break;
		}
	}

	if (index == 0)
		index = 7;

	return weekDays[index - 1];
}

void dayType::addDay(int nDays)
{
	int index = 0;

	for (int i = 0; i < 7; i++)
	{
		if (weekDays[i] == weekDay)
		{
			index = i;
			break;
		}
	}

	index += nDays;
	index = index % 7;
	weekDay = weekDays[index];
}

std::string dayType::getDay() const
{
	return weekDay;
}

dayType::dayType()
{
	weekDay = "Sunday";
}

dayType::dayType(int month, int day, int year)
{

	// Algorithm to change the date to day
	const int t_month[] = {0, 3, 2, 5, 0, 3,
					 5, 1, 4, 6, 2, 4};
	year -= month < 3;

	// this line takes care of the leap year
	const int weekday = (year + year / 4 - year / 100 +
		year / 400 + t_month[month - 1] + day + 6) %
		7;

	weekDay = weekDays[weekday];
}

dayType::dayType(const std::string& d)
{
	setDay(d);
}


#include <iostream>
#include <string>
using namespace std;

//#include "dateType.h"
//#include "extdateType.h"
//#include "dayType.h"
//#include "calendarType.h"

int main()
{
	int month, day, year;

	cout << "Enter the date (MM DD YYYY): ";
	cin >> month >> day >> year;

	dateType obj(month, day, year);

	obj.getMonth();
	obj.print();

	cout << "\nDays gone in the Year: " << obj.numberOfDaysPassed() << endl;
	cout << "Days left in the Year: " << obj.numberOfDaysLeft() << endl;

	cout << "Enter number of days: ";

	int days;

	cin >> days;
	obj.incrementDate(days);
	cout << "\nAfter increment date: ";
	obj.print();

	dayType e(obj.getMonth(), obj.getDay(), obj.getYear());

	cout << "\n" << e.getDay() << endl;
	cout << "Next day: " << e.nextDay() << endl;
	cout << "Set Day: ";

	string string_day;

	cin >> string_day;
	e.setDay(string_day);
	cout << "Previous Day: " << e.prevDay() << endl;

	return 0;
}



Enter the date (MM DD YYYY): 12 05 2020
december 5, 2020
12-5-2020
Days gone in the Year: 340
Days left in the Year: 25
Enter number of days: 30

After increment date: 1-4-2021
Monday
Next day: Tuesday
Set Day: monday
Previous Day: Sunday

Ocko91 (10)
Thank you seeplus !
salem c i am using visual basic 2015 on windows 10 Home

Topic archived. No new replies allowed.