void welcome() { printf("Welcome!\n"); exit(0); }+− void goodbye() { printf("Wrong identity, exiting!\n"); exit(1); }+− +− int main(){+− char name[8];+− char pw[8]; +− +− printf("login: "); +− get_line(name);+− printf("password: "); +− get_line(pw);+− +− if(match(name, pw) == 0)+− welcome();+− else+− goodbye();+− }+−