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C Program for Traffic Light using Switch Case

C Program for Traffic Light

#include <stdio.h>


Void main ()


char colour;

printf ("Enter the colour of the light (R,G,Y): ");

scanf ("%c", &colour);

switch (colour)


case 'R':

case 'r':

printf ("STOP \n");


case 'Y':

case 'y':

printf ("WAIT\n");


case 'G':

case 'g':

printf ("GO \n");



printf ("The colour is not valid \n");




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