#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#define MaxNum 10
#define INFINITY 9999
#define MaxStringLength 100
typedef struct GNode {
int NumVertex;
int NumEdge;
int Vertexs[MaxNum][MaxNum];
char VertexData[MaxNum][MaxStringLength];
} Graph;
typedef struct view{
char viewname[100];
char viewinformation[1000];
}view;
void enter(view v[],char*name,char*information,int i){
strcpy(v[i].viewname,name);
strcpy(v[i].viewinformation,information);
}
void visit(Graph* graph, int vertex) {
printf("%s ", graph->VertexData[vertex]);
}
Graph* Make_Graph(int NumVertex, int NumEdge) {
Graph* graph = (Graph*)malloc(sizeof(Graph));
graph->NumVertex = NumVertex;
graph->NumEdge = 0;
for (int i = 0; i < NumVertex; i++) {
for (int j = 0; j < NumVertex; j++) {
graph->Vertexs[i][j] = 0;
}
}
return graph;
}
void Add_Edge(Graph* graph, int vertex1, int vertex2, int weight) {
if (graph == NULL || graph->NumVertex == 0) {
printf("error");
return;
}
graph->Vertexs[vertex1][vertex2] = weight;
graph->Vertexs[vertex2][vertex1] = weight;
}
void Add_Vertex_Data(Graph* graph, int vertex, char* name) {
if (graph == NULL || vertex > graph->NumVertex - 1 || vertex < 0) {
printf("error");
return;
}
strcpy(graph->VertexData[vertex], name);
}
void DFS(Graph* graph, int vertex, void (*visit)(Graph*, int), bool visited[]) {
visit(graph, vertex);
visited[vertex] = true;
for (int i = 0; i < graph->NumVertex; i++) {
if (graph->Vertexs[vertex][i] != 0 && !visited[i] && graph->Vertexs[vertex][i] != INFINITY) {
DFS(graph, i, visit, visited);
}
}
}
void dijkstra(Graph* graph, int start, bool visited[]) {
int T[MaxNum][2];
for (int i = 0; i < graph->NumVertex; i++) {
T[i][0] = INFINITY;
T[i][1] = -1;
visited[i] = false;
}
T[start][0] = 0;
T[start][1] = -1;
for (int i = 0; i < graph->NumVertex - 1; i++) {
int mindist = INFINITY;
int minindex = -1;
for (int j = 0; j < graph->NumVertex; j++) {
if (!visited[j] && T[j][0] < mindist) {
mindist = T[j][0];
minindex = j;
}
}
visited[minindex] = true;
for (int k = 0; k < graph->NumVertex; k++) {
if (!visited[k] && graph->Vertexs[minindex][k] != 0 && T[minindex][0] + graph->Vertexs[minindex][k] < T[k][0]) {
T[k][0] = T[minindex][0] + graph->Vertexs[minindex][k];
T[k][1] = minindex;
}
}
}
int end;
printf("请输入目的地编号：");
scanf("%d", &end);
printf("距离为：%d\n", T[end][0]);
printf("路线为：%d ", end);
int temp = T[end][1];
while (temp != -1) {
printf("<- %d ", temp);
temp = T[temp][1];
}
}
int main() {
FILE *fp;
fp=fopen("data.txt","r");
bool visited[MaxNum];
for (int i = 0; i < MaxNum; i++) {
visited[i] = false;
}
int NumVertex = 10;
int NumEdge = 19;
Graph* graph = Make_Graph(NumVertex, NumEdge);
for (int i = 0; i < NumVertex; i++) {
char* name = (char*)malloc(sizeof(char) * 100);
printf("请输入%d号景点的名称：\n", i);
fscanf(fp,"%s", name);
Add_Vertex_Data(graph, i, name);
}
for (int i = 0; i < NumEdge; i++) {
int v1, v2, weight;
printf("请输入两个景点的编号和距离：\n");
fscanf(fp,"%d %d %d", &v1, &v2, &weight);
printf("从%d号景点到%d号景点的距离%d:\n", v1, v2, weight);
Add_Edge(graph, v1, v2, weight);
printf("\n");
};
for(int i=0;i<NumVertex;i++){
char*name=(char*)malloc(sizeof(char)*100);
char*information=(char*)malloc(sizeof(char)*1000);
view v[10];
fscanf(fp,"%s",name);
fscanf(fp,"%d",information);
enter(v,name,information,i);
}
for (int i = 0; i < graph->NumVertex; i++) {
printf("%s\n", graph->VertexData[i]);
}
DFS(graph, 0, visit, visited);
printf("\n\n");
int start;
system("cls");
printf(" \n");
printf(" \n");
printf(" |-------------0殷墟------1袁林-------2中国文字博物馆 \n");
printf(" | | | | \n");
printf("6红旗渠------------ | | | \n");
printf(" | | |---------------4羑里城----------- \n");
printf(" | | | | | \n");
printf(" | | | | | \n");
printf("7太行大峡谷-------|-------------3长春观----------5岳飞庙------- | \n");
printf(" | | \n");
printf(" 8二帝陵 \n");
printf(" | \n");
printf(" | \n");
printf(" 9明福寺 \n");
printf(" \n");
printf(" \n");
printf(" \n");
printf(" \n");
int choice;
do{
scanf("%d",&choice);
if(choice==1){
}
if(choice==2){
}
if(choice==3){
}
}while(choice!=0);
printf("请输入出发地地点编号：");
scanf("%d", &start);
dijkstra(graph, start, visited);
fclose(fp);
return 0;
}
殷墟
袁林
文字博物馆
长春观
羑里城
岳飞庙
红旗渠
太行大峡谷
二帝陵
明福寺
0 1 5
0 2 8
0 3 30
0 4 20
0 6 70
1 2 5
1 4 20
2 4 20
2 8 75
3 4 40
3 5 35
3 6 60
3 7 30
4 5 5
4 8 60
5 8 55
5 9 60
6 7 30
8 9 40
a
b
c
d
e
f
g
h
i
j
0 1 5
0 2 8
0 3 30
0 4 20
0 6 70
1 2 5
2 4 21
2 8 75
3 4 40
3 5 35
3 6 60
3 7 30
4 8 60
5 8 55
5 9 60
6 7 30
8 9 40
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#define MaxNum 10
#define INFINITY 9999
#define MaxStringLength 100
typedef struct GNode {
int NumVertex;
int NumEdge;
int Vertexs[MaxNum][MaxNum];
char VertexData[MaxNum][MaxStringLength];
} Graph;
typedef struct view{
char viewname[100];
char viewinformation[1000];
}view;
void enter(view v[],char*name,char*information,int i){
strcpy(v[i].viewname,name);
strcpy(v[i].viewinformation,information);
}
void print_view(view v[]){
for(int i=0;i<10;i++){
printf("景点名称：%s\n",v[i].viewname);
printf("景点介绍：%s\n",v[i].viewinformation);
printf("\n");
}
}
void visit(Graph* graph, int vertex) {
printf("%s ", graph->VertexData[vertex]);
}
Graph* Make_Graph(int NumVertex, int NumEdge) {
Graph* graph = (Graph*)malloc(sizeof(Graph));
graph->NumVertex = NumVertex;
graph->NumEdge = 0;
for (int i = 0; i < NumVertex; i++) {
for (int j = 0; j < NumVertex; j++) {
graph->Vertexs[i][j] = 0;
}
}
return graph;
}
void Add_Edge(Graph* graph, int vertex1, int vertex2, int weight) {
if (graph == NULL || graph->NumVertex == 0) {
printf("error");
return;
}
graph->Vertexs[vertex1][vertex2] = weight;
graph->Vertexs[vertex2][vertex1] = weight;
}
void Add_Vertex_Data(Graph* graph, int vertex, char* name) {
if (graph == NULL || vertex > graph->NumVertex - 1 || vertex < 0) {
printf("error");
return;
}
strcpy(graph->VertexData[vertex], name);
}
void DFS(Graph* graph, int vertex, void (*visit)(Graph*, int), bool visited[]) {
visit(graph, vertex);
visited[vertex] = true;
for (int i = 0; i < graph->NumVertex; i++) {
if (graph->Vertexs[vertex][i] != 0 && !visited[i] && graph->Vertexs[vertex][i] != INFINITY) {
DFS(graph, i, visit, visited);
}
}
}
void dijkstra(Graph* graph, int start, bool visited[]) {
int T[MaxNum][2];
for (int i = 0; i < graph->NumVertex; i++) {
T[i][0] = INFINITY;
T[i][1] = -1;
visited[i] = false;
}
T[start][0] = 0;
T[start][1] = -1;
for (int i = 0; i < graph->NumVertex - 1; i++) {
int mindist = INFINITY;
int minindex = -1;
for (int j = 0; j < graph->NumVertex; j++) {
if (!visited[j] && T[j][0] < mindist) {
mindist = T[j][0];
minindex = j;
}
}
visited[minindex] = true;
for (int k = 0; k < graph->NumVertex; k++) {
if (!visited[k] && graph->Vertexs[minindex][k] != 0 && T[minindex][0] + graph->Vertexs[minindex][k] < T[k][0]) {
T[k][0] = T[minindex][0] + graph->Vertexs[minindex][k];
T[k][1] = minindex;
}
}
}
int end;
printf("请输入目的地编号：");
scanf("%d", &end);
printf("最短距离为：%dkm\n", T[end][0]);
printf("最短路线为：%s ", graph->VertexData[end]);
int temp = T[end][1];
while (temp != -1) {
printf("<- %s ", graph->VertexData[temp]);
temp = T[temp][1];
}
}
int main() {
FILE *fp;
fp=fopen("data.txt","r");
bool visited[MaxNum];
for (int i = 0; i < MaxNum; i++) {
visited[i] = false;
}
int NumVertex = 10;
int NumEdge = 19;
Graph* graph = Make_Graph(NumVertex, NumEdge);
for (int i = 0; i < NumVertex; i++) {
char* name = (char*)malloc(sizeof(char) * 100);
printf("请输入%d号景点的名称：\n", i);
fscanf(fp,"%s", name);
Add_Vertex_Data(graph, i, name);
}
for (int i = 0; i < NumEdge; i++) {
int v1, v2, weight;
printf("请输入两个景点的编号和距离：\n");
fscanf(fp,"%d %d %d", &v1, &v2, &weight);
printf("从%d号景点到%d号景点的距离%d:\n", v1, v2, weight);
Add_Edge(graph, v1, v2, weight);
printf("\n\n");
};
view v[10];
for(int i=0;i<10;i++){
char*name=(char*)malloc(sizeof(char)*100);
char*information=(char*)malloc(sizeof(char)*1000);
printf("请输入景点名称：");
fscanf(fp,"%s",name);
printf("请输入景点信息：");
fscanf(fp,"%s",information);
enter(v,name,information,i);
}
printf("\n\n");
int choice;
int start;
do{
printf(" \n");
printf(" \n");
printf(" |-------------0殷墟------1袁林-------2中国文字博物馆 \n");
printf(" | | | | \n");
printf("6红旗渠------------ | | | \n");
printf(" | | |---------------4羑里城----------- \n");
printf(" | | | | | \n");
printf(" | | | | | \n");
printf("7太行大峡谷-------|-------------3长春观----------5岳飞庙------- | \n");
printf(" | | | \n");
printf(" | 8二帝陵 \n");
printf(" | | \n");
printf(" | | \n");
printf(" |----------9明福寺 \n");
printf(" \n");
printf(" \n");
printf("*******************************河南安阳旅游地图********************************\n");
printf(" \n");
printf(" 【1】景点名称及相关信息\n");
printf(" 【2】深度遍历景点\n");
printf(" 【3】获取最短路径\n");
printf(" 请输入你的选项：\n");
scanf("%d",&choice);
printf("\n\n\n");
if(choice==1){
print_view(v);
printf("\n");
}
if(choice==2){
int num;
printf("请输入作为遍历起点的景点编号：");
scanf("%d",&num);
DFS(graph, num, visit, visited);
printf("\n");
}
if(choice==3){
printf("请输入出发地地点编号：\n");
scanf("%d", &start);
dijkstra(graph, start, visited);
printf("\n");
}
}while(choice!=0);
fclose(fp);
return 0;
}