C语言数据结构-三元数组Triplet
作者:互联网
#include <stdio.h> #include<stdlib.h> #define TRUE 1 #define FALSE 0 #define OK 1 #define ERROR 0 #define INFEASIBLF -1 #define OVERFLOW -2 typedef int Status; typedef int ElemType; typedef int *Triplet; Status InitTriplet(Triplet &T, ElemType v1, ElemType v2, ElemType v3){ //操作结果:构造三元组T,元素e1,e2,e3分别赋值给v1,v2,v3 T = (ElemType *) malloc (3 * sizeof(ElemType));//分配三个元素的存储空间 if (!T) exit(OVERFLOW);//分配空间失败 T[0] = v1; T[1] = v2; T[2] = v3; return OK; }//InitTriplet Status DestoryTriplet(Triplet &T) { free(T); T = NULL; return OK; } Status Get(Triplet &T, int i, ElemType &e){ if(i <1 || i > 3) { return ERROR; } e = T[i - 1]; return OK; } Status Put(Triplet &T, int i, ElemType e) { if(i <1 || i > 3) { return ERROR; } T[i - 1] = e; return OK; } Status IsAscending(Triplet &T) { return (T[0] <= T[1]) && (T[1] <= T[2]); } Status IsDescending(Triplet &T) { return (T[0] >= T[1]) && (T[1] >= T[2]); } Status Max(Triplet T, ElemType &e) { e = (T[0] >= T[1]) ? ((T[0] >= T[2]) ? T[0] : T[2]) : ((T[1] >= T[2]) ? T[1] : T[2]) ; return OK; } Status Min(Triplet T, ElemType &e) { e = (T[0] <= T[1]) ? ((T[0] <= T[2]) ? T[0] : T[2]) : ((T[1] <= T[2]) ? T[1] : T[2]) ; return OK; } int main() { Triplet T; ElemType e, e1, e2, e3, r; e1 = 3; e2 = 5; e3 = 7; InitTriplet(T, e1, e2, e3); printf("====== e1 ========\n"); Get(T, 1, e); printf("%-4d\n", e); printf("\n"); printf("====== e2 ========\n"); Get(T, 2, e); printf("%-4d\n", e); printf("\n"); printf("====== e3 ========\n"); Get(T, 3, e); printf("%-4d\n", e); printf("\n"); e = 6; printf("====== put 6 e3 ========\n"); Put(T, 3, e); printf("%-4d\n", e); printf("\n"); printf("====== r = 1 ========\n"); r = IsAscending(T); printf("%-4d\n", r); printf("\n"); printf("====== r = 0 ========\n"); r = IsDescending(T); printf("%-4d\n", r); printf("\n"); printf("====== Max ========\n"); Max(T, e); printf("%-4d\n", e); printf("\n"); printf("====== Min ========\n"); Min(T, e); printf("%-4d\n", e); printf("\n"); DestoryTriplet(T); printf("====== T is null ? ========\n"); if(T == NULL) { printf("t is null\n"); } else { printf("t is not null\n"); } return 0; }
标签:Status,Triplet,return,ElemType,C语言,OK,数据结构,define 来源: https://www.cnblogs.com/maduar/p/13195493.html