5-1. 约分最简分式(15)

#include <stdio.h>#include <math.h>int main(){int a;scanf("%d",&a);//char shuzi_0 = 'ling' ;//char shuzi_1 = 'yi' ;//char shuzi_2 = 'er' ;//char shuzi_3 = 'san' ;//char shuzi_4 = 'si' ;//char shuzi_5 = 'wu' ;//char shuzi_6 = 'liu' ;//char shuzi_7 = 'qi' ;//char shuzi_8 = 'ba' ;//char shuzi_9 = 'jiu' ;int n = 1 ;int count = 1;//printf("%d\n", temp_a);int i,j,k ;if(a == 0){printf("ling\n");}else{if(a < 0){printf("fu ");a = -a ;}int temp_a = a ;while (temp_a/10 > 0){n*=10 ;temp_a/=10 ;++count;}//printf("%d\n", n);//printf("%d\n", count);while(count > 0){j = a / n ;a = a % n ;n /= 10 ;switch(j){case 0:printf("ling");break;case 1:printf("yi");break;case 2:printf("er");break;case 3:printf("san");break;case 4:printf("si");break;case 5:printf("wu");break;case 6:printf("liu");break;case 7:printf("qi");break;case 8:printf("ba");break;case 9:printf("jiu");break;}--count;if(count > 0){printf(" ");}}}return 0;}