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Title A Perfect Calendar
Author Dinesh Kumar
Author Email dineshbillawa [at]
Description This is a perfect Calendar program. This program
displays the calendar of any year without any mistakes
Category C » Beginners / Lab Assignments
Hits 370118
Code Select and Copy the Code
Code : #include<stdio.h> #include<conio.h> #include<stdlib.h> #include<graphics.h> void main() { int year,month,date,days,m,daysfab,a,n; int total,week,c,d,e; int p,q; char date1[7][3]={"1","8","15","22","29"}; char date2[7][3]={"2","9","16","23","30"}; char date3[7][3]={"3","10","17","24","31"}; char date4[7][3]={"4","11","18","25"}; char date5[7][3]={"5","12","19","26"} ; char date6[7][3]={"6","13","20","27"}; char date7[7][3]={"7","14","21","28"}; void drawcal(); int gd=DETECT,gm; initgraph(&gd,&gm,"c:\tc\bgi"); setbkcolor(0); printf("Enter the Year ------------:") ; scanf("%d",&year); printf("Enter the Month [1-12] ----:") ; scanf("%d",&month); n=month; if(month>12) { printf(" !!!!! Invalid input"); getch(); exit(1); } a=year%400; c=(a%100)-1; d=c/4; e= (a/100)*5+(d*2)+(c-d); //total// m=(n-1); if(m==1) days=31; if (m==2); { if(year%4==0) daysfab=29; else daysfab=28; } days=31+daysfab; if(m==3) days=31+31+daysfab; if(m==4) days =92+daysfab; if(m==5) days=123+daysfab; if(m==6) days=153+daysfab; if(m==7) days=184+daysfab; if(m==8) days=215+daysfab; if(m==9) days=245+daysfab; if(m==10) days=276+daysfab; if(m==11) days=306+daysfab; if(m==0) days=0; total=days+e+1; week=total%7; drawcal(); for(p=0,q=0;p<=260,q<=5;p+=50,q++) { setcolor(11); if(week==0) { outtextxy(110+p,60,date1[q]); outtextxy(110+p,110,date2[q]); outtextxy(110+p,160,date3[q]); outtextxy(110+p,210,date4[q]); outtextxy(110+p,260,date5[q]); outtextxy(110+p,310,date6[q]); outtextxy(110+p,360,date7[q]); } if(week==1) { outtextxy(110+p,110,date1[q]); outtextxy(110+p,160,date2[q]); outtextxy(110+p,210,date3[q]); outtextxy(110+p,260,date4[q]); outtextxy(110+p,310,date5[q]); outtextxy(110+p,360,date6[q]); outtextxy(160+p,60,date7[q]); } if(week==2) { outtextxy(110+p,160,date1[q]); outtextxy(110+p,210,date2[q]); outtextxy(110+p,260,date3[q]); outtextxy(110+p,310,date4[q]); outtextxy(110+p,360,date5[q]); outtextxy(160+p,60,date6[q]); outtextxy(160+p,110,date7[q]); } if(week==3) { outtextxy(110+p,210,date1[q]); outtextxy(110+p,260,date2[q]); outtextxy(110+p,310,date3[q]); outtextxy(110+p,360,date4[q]); outtextxy(160+p,60,date5[q]); outtextxy(160+p,110,date6[q]); outtextxy(160+p,160,date7[q]); } if(week==4) { outtextxy(110+p,260,date1[q]); outtextxy(110+p,310,date2[q]); outtextxy(110+p,360,date3[q]); outtextxy(160+p,60,date4[q]); outtextxy(160+p,110,date5[q]); outtextxy(160+p,160,date6[q]); outtextxy(160+p,210,date7[q]); } if(week==5) { outtextxy(110+p,310,date1[q]); outtextxy(110+p,360,date2[q]); outtextxy(160+p,60,date3[q]); outtextxy(160+p,110,date4[q]); outtextxy(160+p,160,date5[q]); outtextxy(160+p,210,date6[q]); outtextxy(160+p,260,date7[q]); } if(week==6) { outtextxy(110+p,360,date1[q]); outtextxy(160+p,60,date2[q]); outtextxy(160+p,110,date3[q]); outtextxy(160+p,160,date4[q]); outtextxy(160+p,210,date5[q]); outtextxy(160+p,260,date6[q]); outtextxy(160+p,310,date7[q]); } } setfillstyle(1,0); if((n==4||n==6||n==9||n==11) && week==0) floodfill(310,190,10); if((n==4||n==6||n==9||n==11) && week==1) floodfill(310,240,10); if((n==4||n==6||n==9||n==11) && week==2) floodfill(310,290,10); if((n==4||n==6||n==9||n==11) && week==3) floodfill(310,340,10); if((n==4||n==6||n==9||n==11) && week==4) floodfill(310,390,10); if((n==4||n==6||n==9||n==11) && week==5) floodfill(360,60,10); if((n==4||n==6||n==9||n==11) && week==6) floodfill(360,110,10); if(n==2 &&year%4!=0 && week==0) { floodfill(310,60,10); floodfill(310,110,10); floodfill(310,160,10); } if(n==2 && year%4!=0 && week==1) { floodfill(310,110,10); floodfill(310,160,10); floodfill(310,210,10); } if(n==2 && year%4!=0 && week==2) { floodfill(310,160,10); floodfill(310,210,10); floodfill(310,260,10); } if(n==2 &&year%4!=0&&week==3) { floodfill(310,210,10); floodfill(310,260,10); floodfill(310,310,10); } if(n==2&&year%4!=0&&week==4) { floodfill(310,260,10); floodfill(310,310,10); floodfill(310,360,10); } if(n==2&&year%4!=0&&week==5) { floodfill(310,310,10); floodfill(310,360,10); floodfill(360,60,10); } if(n==2&&year%4!=0&&week==6) { floodfill(310,360,10); floodfill(360,60,10); floodfill(360,110,10); } if(n==2 &&year%4==0 && week==0) { floodfill(310,110,10); floodfill(310,160,10); } if(n==2 && year%4==0 && week==1) { floodfill(310,160,10); floodfill(310,210,10); } if(n==2 && year%4==0 && week==2) { floodfill(310,210,10); floodfill(310,260,10); } if(n==2 &&year%4==0&&week==3) { floodfill(310,260,10); floodfill(310,310,10); } if(n==2&&year%4==0&&week==4) { floodfill(310,310,10); floodfill(310,360,10); } if(n==2&&year%4==0&&week==5) { floodfill(310,360,10); floodfill(360,60,10); } if(n==2&&year%4==0&&week==6) { floodfill(360,60,10); floodfill(360,110,10); } settextstyle(0,0,1); setcolor(12); gotoxy (5,2); if(n==1) { printf(" JANUARY--%d ",year); if(year>=1950) outtextxy(430,100,"26--Republic Day"); } if(n==2) { printf(" FEBRUARY--%d ",year); outtextxy(430,100,"14-Valentaince Day"); } if(n==3) printf(" MARCH--%d ",year); if(n==4) { printf(" APRIL--%d ",year); if(year>1950) outtextxy(430,100,"14-Ambedkar Day"); } if(n==5) { printf(" MAY--%d ",year); outtextxy(430,100,"01-Labour's Day"); } if(n==6) { printf(" JUNE--%d ",year); outtextxy(430,100,"05-World Environmental Day"); } if(n==7) { printf(" JULY--%d ",year); outtextxy(430,100,"11-World Population Day"); } if(n==8) { printf(" AUGUST--%d ",year); if(year>=1947) outtextxy(430,100,"15-Independence Day"); } if(n==9) { printf(" SEPTEMBER--%d ",year); if(year>=1960) outtextxy(430,100,"05-Teacher's Day"); outtextxy(430,110,"15-Engineer's Day"); } if(n==10) { printf(" OCTOBER--%d ",year); if(year>1869) outtextxy(430,100,"02-Gandhi Jayanthi"); } if(n==11) { printf(" NOVEMBER--%d ",year); if(year>1947) outtextxy(430,100,"14-Children's Day"); if(year>1600) outtextxy(430,110,"15--Guru Nanak Birthday"); } if(n==12) { printf(" DECEMBER--%d ",year); outtextxy(430,100,"03-World Handicap's Day"); outtextxy(430,110,"25-Christmas"); } getch(); } void drawcal() { int i,j,x; cleardevice(); setcolor(10); for(i=50;i<=310;i+=50) for(j=50;j<=350;j+=50) rectangle(50+i,0+j,100+i,50+j); settextstyle(1,0,2); for(x=0;x<=300;x+=50) rectangle(20,50+x,100,100+x); setcolor(7); outtextxy(30,60,"SUN"); outtextxy(30,110,"MON"); outtextxy(30,160,"TUE"); outtextxy(30,210,"WED"); outtextxy(30,260,"THU"); outtextxy(30,310,"FRI"); outtextxy(30,360,"SAT"); setcolor(13); settextstyle(5,0,1); outtextxy(170,4,"DINESH KUMAR"); outtextxy(170,5,"_______________"); }

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