// enter year between 0 and 2100 only // if u like this code plz like this // i accept all the comments and development opportunities on this code // INVALID INPUT means wrong input;) // plz give valid input n see output //give +1 if u like //ENTER INPUT AS DD MM YYYY //ENTER INPUT AS DD MM YYYY //ENTER INPUT AS DD MM YYYY //ENTER INPUT AS DD MM YYYY #include using namespace std; int main() { int m,d,y,yr[2101],mn[12]={0,3,3,6,1,4,6,2,5,0,3,5},res; cin>>d>>m>>y; cout<<"***************************************\n"; cout<<"day:"<2100 || m>13 || m<1 || d<1 || d>31) { cout<<"invalid input!!: check the date"; goto exit; } switch(m) { case 1: case 3: case 5: case 7: case 8: case 10: case 12: if(d>31) { cout<<"invalid input "; goto exit ; } break; case 2: if((y%4!=0 && d>28) || d>29) {cout<<"invalid input: check no. of days"; goto exit;} break; case 4: case 6: case 9: case 11: if(d>30) { cout<<"invalid input:check no. of days"; goto exit;} break; } for(int i=2100;i>0;i--) { if(i%4==0)count++; yr[i]=6-(count++ % 7); //cout<

u like this for sure!!!Day calculator calender!!! Find the day of the week u were born:)