算法笔记3

#include <stdio.h>
#include <stdlib.h>

/* run this program using the console pauser or add your own getch, system("pause") or input loop */

int main(int argc, char *argv[]) {
    
    
    int num;
    scanf("%d",&num);
    
    int i;
    for(i=1;i<=num;i++){
        
        int j=1;
        while(j<=(num-i)){
            
            printf(" ");
            j++;
        
        }
        
        int k=1;
        while(k<=(2*i-1)){
            printf("*");
            k++;
        }
        
        

        
        int m=1;
        while(m<=(num-i)){
            
            printf(" ");
            m++;
        
        }
        
        
    printf("\n");
        
        
        
        
        
        
    }
    
    
    
    return 0;
}