C Program to Add two numbers Program to add two integer numbers To read the input numbers we are using scanf() function and then we are using printf() function to display the sum of these numbers. The %d used in scanf() and printf() functions is the format specifier which is used for int data types in C programming. … Read more
C program to reverse words in a string This profram will invert each word occurring in the input string. Algorithm is very simple just scan the string and keep on storing characters until a space comes. If a space is found then we have found one word so we append null terminator and then reverse the … Read more
C program to draw circles in circles #include<graphics.h> #include<conio.h> #include<dos.h> main() { int gd = DETECT, gm, x, y, color, angle = 0; struct arccoordstype a, b; initgraph(&gd, &gm, “C:\\TC\\BGI”); delay(2000); while(angle<=360) { setcolor(BLACK); arc(getmaxx()/2,getmaxy()/2,angle,angle+2,100); setcolor(RED); getarccoords(&a); circle(a.xstart,a.ystart,25); setcolor(BLACK); arc(getmaxx()/2,getmaxy()/2,angle,angle+2,150); getarccoords(&a); setcolor(GREEN); circle(a.xstart,a.ystart,25); angle = angle+5; delay(50); } getch(); closegraph(); return 0; }
Traffic light program in c #include<graphics.h> #include<conio.h> #include<dos.h> #include<stdlib.h> main() { int gd = DETECT, gm, midx, midy; initgraph(&gd, &gm, “C:\\TC\\BGI”); midx = getmaxx()/2; midy = getmaxy()/2; setcolor(RED); settextstyle(SCRIPT_FONT, HORIZ_DIR, 3); settextjustify(CENTER_TEXT, CENTER_TEXT); outtextxy(midx, midy-10, “Traffic Light Simulation”); outtextxy(midx, midy+10, “Press any key to start”); getch(); cleardevice(); setcolor(WHITE); settextstyle(DEFAULT_FONT, HORIZ_DIR, 1); rectangle(midx-30,midy-80,midx+30,midy+80); circle(midx, midy-50, 22); … Read more
Paint program in c language This program can draw different shapes using mouse such as line, circle, pixel and many other shapes. You can also change the color, clear the screen. #include<graphics.h> #include<dos.h> #include<math.h> #include<stdlib.h> #include<stdio.h> #include<conio.h> union REGS i, o; int leftcolor[15]; int get_key() { union REGS i,o; i.h.ah = 0; int86(22, &i, … Read more
Drawing concentric circles – C graphics examples #include <graphics.h> int main() { int gd = DETECT, gm; int x = 320, y = 240, radius; initgraph(&gd, &gm, “C:\\TC\\BGI”); for ( radius = 25; radius <= 125 ; radius = radius + 20) circle(x, y, radius); getch(); closegraph(); return 0; }
C graphics programming #include <graphics.h> #include <conio.h> int main() { int gd = DETECT, gm; initgraph(&gd, &gm,”C:\\TC\\BGI”); outtextxy(10, 20, “Graphics programming is fun!”); circle(200, 200, 50); setcolor(BLUE); line(350, 250, 450, 50); getch(); closegraph( ); return 0; }
comment in c program Example – comments in a program #include <stdio.h> int main() { // Single line comment in a C program printf(“Writing comments is very useful.\n”); /* * Multi-line comment syntax * Comments help us to understand program later … Read more
C Program to check whether a Number is a Palindrome A palindrome is a number or a string which is similar when read from the front and from the rear. For example: 121 or Oppo etc. Below is a program to check whether a number is a palindrome or not. #include<stdio.h> #include<conio.h> void main() { int a, … Read more
C Program to find LCM of two Numbers using Recursion What is LCM LCM: Least Common Multiple of two numbers is the number that is a common multiple of the both the numbers. Below is a program to find LCM of two numbers using recursion. #include<stdio.h> int find_lcm(int, int); // function prototype declaration int main() { … Read more