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#include <stdio.h>
#define OUT 0
#define STAR 1
#define SLASH 2
/* this is a c programm to remove all comments from c programms */
// including "slash comments"
/* and "star comments" */
// without the use of arrays
int
main(void)
{
char input, temp;
int state;
state = OUT;
while ((input = getchar()) != EOF) {
if (input == '/') {
temp = input;
if ((input = getchar()) == '*')
state = STAR;
else if (input == '/')
state = SLASH;
else
printf("%c", temp);
}
else if (input == '*' && state == STAR) {
if ((input = getchar()) == '/') {
state = OUT;
if ((input = getchar()) != '\n')
printf("%c", input);
continue;
}
}
else if (input == '\n' && state == SLASH) {
state = OUT;
continue;
}
if (state == OUT)
printf("%c", input);
}
return 0;
}
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