week2/nextdate.c at main · chaitanyawargand/week2 · GitHub

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#include<stdio.h>
int main()
{
	int d,m,y;
	printf("enter the date month and year : ");
	scanf("%d %d %d",&d,&m,&y);

	if (m>=1 && m<=12)
  		{

			if ((y%4==0 && y%100!=0)|| y%400==0 )
			{ if ((m==1||m==3||m==5||m==7||m==8||m==10) && d<=31 && d>=1)
				{if (d==31)
					printf("the next date is %d %d %d",1,m+1,y);
				else
					printf("the next date is %d %d %d",d+1,m,y);
				}

			if(m==12 && d<=31 && d>=1)
				{if(d==31)
					printf("the next date is &d &d &d",1,1,y+1);
				else
					printf("the next date is %d %d %d",d+1,m,y);
				}

			if ((m==4||m==6||m==9||m==11)&& d<=30 && d>=1)
				{if(d==30)
					printf("the next date is &d &d &d",1,m+1,y);
				else
					printf("the next date is %d %d %d",d+1,m,y);
				}

			if (m==2 && d<=29 && d>=1 )
				{if (d==29)
					printf("the next date is %d %d %d",1,m+1,y);
				else
					printf("the next date is %d %d %d",d+1,m,y);

				}

			}

			else
			{
				if (m==1||m==3||m==5||m==7||m==8||m==10 && d<=31 && d>=1)
					{
					if (d==31)
					printf("the next date is %d %d %d",1,m+1,y);
					else
					printf("the next date is %d %d %d",d+1,m,y);
					}

				if(m==12 && d<=31 && d>=1)
					{
					if(d==31)
					printf("the next date is %d %d %d",1,1,y+1);
					else
					printf("the next date is %d %d %d",d+1,m,y);
					}

				if ((m==4||m==6||m==9||m==11) && d<=30 && d>=1);
					{
					if(d==30)
					printf("the next date is %d %d %d",1,m+1,y);
					else
					printf("the next date is %d %d %d",d+1,m,y);
					}

				if (m==2 && d<=28 && d>=1 )
					{
					if (d==28)
					printf("the next date is %d %d %d",1,m+1,y);
					else
					printf("the next date is %d %d %d",d+1,m,y);
					}
			}
	 	}

	else
	   printf("your input date is invalid");

	return 0;
}