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#include<stdio.h>
#include<math.h>
#include<conio.h>
void main()
{
int day1,mon1,year1,day2,mon2,year2;
int ref,dd1,dd2,i;
clrscr();
printf("Enter first date day, month, yearn");
scanf("%d%d%d",&day1,&mon1,&year1);
printf("Enter second date day, month, yearn");
scanf("%d%d%d",&day2,&mon2,&year2);
ref = year1;
if(year2<year1)
ref = year2;
dd1=0;
dd1=dater(mon1);
for(i=ref;i<year1;i++)
{
if(i%4==0)
dd1+=1;
}
dd1=dd1+day1+(year1-ref)*365;
dd2=0;
for(i=ref;i<year2;i++)
{
if(i%4==0)
dd2+=1;
}
dd2=dater(mon2)+dd2+day2+((year2-ref)*365);
printf("nn Difference between the two dates is %d days",abs(dd2-dd1));
getch();
}
int dater(x)
{ int y=0;
switch(x)
{
case 1: y=0; break;
case 2: y=31; break;
case 3: y=59; break;
case 4: y=90; break;
case 5: y=120;break;
case 6: y=151; break;
case 7: y=181; break;
case 8: y=212; break;
case 9: y=243; break;
case 10:y=273; break;
case 11:y=304; break;
case 12:y=334; break;
default: printf("Invalid Inputnnnn"); exit(1);
}
return(y);
}
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