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/* Driver for treelang test pgm */
int add(int, int);
int subtract(int, int);
int first_nonzero(int, int);
int
main (int argc, char *argv[])
{
printf("2:%d\n", add(1,1));
printf("7:%d\n", add(3,4));
printf("-1:%d\n", subtract(3,4));
printf("1:%d\n", subtract(2,1));
printf("3:%d\n", first_nonzero(0,3));
printf("0:%d\n", first_nonzero(0,0));
printf("1:%d\n", first_nonzero(1,0));
printf("15:%d\n", double_plus_one(7));
return 0;
}
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