112 lines
1.5 KiB
C++
112 lines
1.5 KiB
C++
Program To Know the Day of Birth from Date of Birth
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#include<stdio.h>
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#include<stdlib.h>
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#include<conio.h>
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main()
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{
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clrscr();
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int d,m,y,year,month,day,i,n;
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printf("Enter how many times you want to run this program : ");
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scanf("%d",&n);
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for(i=1;i<=n;i++)
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{
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printf("
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Enter the date : ");
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scanf("%d%d%d",&d,&m,&y);
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if( d>31 || m>12 || (y<1900 || y>=2000) )
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{
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printf("
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INVALID INPUT
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");
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getch();
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exit(0);
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}
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year = y-1900;
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year = year/4;
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year = year+y-1900;
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switch(m)
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{
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case 1:
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case 10:
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month = 1;
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break;
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case 2:
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case 3:
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case 11:
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month = 4;
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break;
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case 7:
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case 4:
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month = 0;
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break;
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case 5:
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month = 2;
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break;
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case 6:
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month = 5;
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break;
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case 8:
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month = 3;
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break;
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case 9:
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case 12:
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month = 6;
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break;
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}
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year = year+month;
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year = year+d;
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day = year%7;
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switch(day)
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{
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case 0:
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printf("
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Day is SATURDAY
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");
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break;
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case 1:
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printf("
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Day is SUNDAY
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");
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break;
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case 2:
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printf("
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Day is MONDAY
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");
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break;
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case 3:
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printf("
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Day is TUESDAY
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");
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break;
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case 4:
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printf("
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Day is WEDNESDAY
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");
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break;
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case 5:
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printf("
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Day is THURSDAY
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");
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break;
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case 6:
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printf("
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Day is FRIDAY
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");
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break;
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}
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}
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getch();
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return 0;
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}
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