摘要：
#includefloat fact(int x);int main(void){ int m,n; float m_jc,n_jc,mn_jc,a,b; scanf("%d %d",&m,&n); m_jc=fact(m); n_jc=fact(n); mn_jc=fact(m-n); a=n_jc*mn_jc; b=m_jc/a; return 0;}float fact(int x){ int x,i; float product; product=1; ... 阅读全文
