算法笔记4

 1 #include <stdio.h>
 2 #include <stdlib.h>
 3 
 4 /* run this program using the console pauser or add your own getch, system("pause") or input loop */
 5 void graph(int num);
 6 void graph2(int num);
 7 int main(int argc, char *argv[]) {
 8     
 9     
10     int num;
11     scanf("%d",&num);
12     graph(num);
13     graph2(num);
14         
15     return 0;
16 }
17 
18 void graph(int num){
19     int i;
20     for(i=1;i<=num;i++){        
21         int j=1;
22         while(j<=(num-i)){
23             
24             printf(" ");
25             j++;        
26         }        
27         int k=1;
28         while(k<=(2*i-1)){
29             printf("*");
30             k++;
31         }
32                 
33         int m=1;
34         while(m<=(num-i)){
35             
36             printf(" ");
37             m++;        
38         }            
39     printf("
");        
40     }
41     
42 }
43 
44 void graph2(int num){
45     int i;
46     
47     
48     for(i=1;i<num;i++){
49         int j=1;
50         while(j<=i){
51             printf(" ");
52             j++;
53         }
54         
55         int k=1;
56         while(k<=2*num-1-2*i){
57             printf("*");
58             k++;
59         }
60         int m=1;
61         while(m<=i){
62             printf(" ");
63             m++;
64         }
65 
66         printf("
");
67     }    
68 
69 }