C/Development/Beep
Beep a sound
<source lang="cpp">
- include <stdio.h>
int main(void) {
printf("\a"); return 0;
}
</source>
Countdown program: beep
<source lang="cpp">
- include <stdio.h>
- include <stdlib.h>
- include <ctype.h>
- include <string.h>
int main(int argc, char *argv[]) {
int disp, count; if(argc<2) { printf("You must enter the length of the count\n"); printf("on the command line. Try again.\n"); exit(1); } if(argc==3 && !strcmp(argv[2], "display")) disp = 1; else disp = 0; for(count=atoi(argv[1]); count; --count) if(disp) printf("%d\n", count); putchar("\a"); /* this will ring the bell */ printf("Done"); return 0;
}
</source>