C 分隔符查找
char *string2 ="C, 1972; C++,1983; Java,1995;Rust,2010;Kotlin, 2011";
char *break_set = ",;";
int count =0 ;
char *p = string2;
do {
if (p){
puts(p);
p++;
count ++;
}
p = strpbrk(p,break_set);
} while (p);
PRINTLNF("Found %d characters.", count);