i梦

摘要： #include #include #include #include using namespace std;typedef struct Channel{ int s,t;}channel;int cmp(const void *a, const void *b){ channel *c = (channel *) a; channel *d = (channel *) b; if(c->t != d->t) return c->t - d->t; else return c->s - d->s;}//qsort/*int cmp(const chann 阅读全文