Initial commit

2019-11-15 12:59:38 +01:00
parent 40a414d210
commit b880c3ccde
6814 changed files with 379441 additions and 0 deletions
@@ -0,0 +1,111 @@
+Program To Know the Day of Birth from Date of Birth
+
+#include<stdio.h>
+#include<stdlib.h>
+#include<conio.h>
+
+main()
+{
+ clrscr();
+ int d,m,y,year,month,day,i,n;
+ printf("Enter how many times you want to run this program : ");
+ scanf("%d",&n);
+ for(i=1;i<=n;i++)
+ {
+ printf("
+
+Enter the date :	");
+ scanf("%d%d%d",&d,&m,&y);
+ if( d>31 || m>12 || (y<1900 || y>=2000) )
+  {
+   printf("
+
+INVALID INPUT
+");
+   getch();
+   exit(0);
+  }
+ year = y-1900;
+ year = year/4;
+ year = year+y-1900;
+ switch(m)
+  {
+   case 1:
+   case 10:
+		 		     month = 1;
+		 		     break;
+   case 2:
+   case 3:
+   case 11:
+		 		     month = 4;
+		 		     break;
+   case 7:
+   case 4:
+		 		    month = 0;
+		 		    break;
+   case 5:
+		 		    month = 2;
+		 		    break;
+   case 6:
+		 		    month = 5;
+		 		    break;
+   case 8:
+		 		    month = 3;
+		 		    break;
+   case 9:
+   case 12:
+		 		    month = 6;
+		 		    break;
+  }
+ year = year+month;
+ year = year+d;
+ day  = year%7;
+ switch(day)
+  {
+   case 0:
+		 		    printf("
+
+Day is SATURDAY
+");
+		 		    break;
+   case 1:
+		 		    printf("
+
+Day is SUNDAY
+");
+		 		    break;
+   case 2:
+		 		    printf("
+
+Day is MONDAY
+");
+		 		    break;
+   case 3:
+		 		    printf("
+
+Day is TUESDAY
+");
+		 		    break;
+   case 4:
+		 		    printf("
+
+Day is WEDNESDAY
+");
+		 		    break;
+   case 5:
+		 		    printf("
+
+Day is THURSDAY
+");
+		 		    break;
+   case 6:
+		 		    printf("
+
+Day is FRIDAY
+");
+		 		    break;
+  }
+}
+ getch();
+ return 0;
+}