本文实例为大家分享了C语言单链表实现多项式相加的具体代码,供大家参考,具体内容如下
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//多项式的相加和相乘 #include<stdio.h> #include<stdlib.h> #pragma warning(disable:4996)//兼容scanf typedef struct node { int coef; int expon; struct node* link; }Polynode,*Polynomial; Polynomial InsertPolyLinklist(Polynomial in,Polynomial Pread) { Pread->link = in; Pread = in; in->link = NULL; return Pread; } Polynomial ReadPoly( void ) { Polynomial Pread = (Polynomial) malloc ( sizeof (Polynode)); Pread->link = NULL; Polynomial H = Pread; int N; scanf ( "%d " , &N); while (N--) { Polynomial p = (Polynomial) malloc ( sizeof (Polynode)); scanf ( "%d %d" , &p->coef, &p->expon); Pread= InsertPolyLinklist(p,Pread); } Polynomial F; F = H->link; free (H); return F; } void PrintPoly(Polynomial F) { while (F != NULL) { printf ( "%d %d " , F->coef, F->expon); F = F->link; } printf ( "\n" ); } Polynomial Add(Polynomial p1, Polynomial p2) { Polynomial t1=p1,t2=p2; Polynomial p=(Polynomial) malloc ( sizeof (Polynode)); p->link = NULL; Polynomial q = p; Polynomial read; while (t1&&t2) { if (t1->expon == t2->expon) { if (t1->coef + t2->coef) { t1->coef = t1->coef + t2->coef; t1->expon = t1->expon; read = t1; q->link = read; q = read; t1 = t1->link; t2 = t2->link; } } else { if (t1->expon > t2->expon){ read = t1; q->link = read; q = read; t1 = t1->link; } else { if (t1->expon < t2->expon) { read = t2; q->link = read; q = read; t2 = t2->link; } } } } if (t1) { q->link = t1; } if (t2) { q->link = t2; } Polynomial F = p->link; free (p); return F; } int main( void ) { Polynomial p1, p2, pp, ps; p1 = ReadPoly(); PrintPoly(p1); p2 = ReadPoly(); PrintPoly(p2); pp = Add(p1, p2); PrintPoly(pp); // ps = Mult(p1, p2); // PrintPoly(ps); return 0; } |
参考
MOOC 浙大数据结构
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:http://blog.csdn.net/chendongqaq/article/details/68068066