C語言 4-9作業(yè) 錯在哪里?。?/h1>
#include <stdio.h>
int main()
{
??? //定義三位數(shù)num,個位數(shù)sd,十位數(shù)td,百位數(shù)hd
??? int num, sd, td, hd;
??? //循環(huán)所有三位數(shù)
??? for(?? num=100? ;?? num<1000?? ;?? num++ )
??? {
??????? //獲取三位數(shù)字num百位上的數(shù)字
??????? hd =??????? num/100???????? ;
??????? //獲取三位數(shù)字num十位上的數(shù)字
??????? td =??????? num/10-10*hd???????? ;
??????? //獲取三位數(shù)字num個位上的數(shù)字
??????? sd =??????? num-hd*10-100*sd??????? ;
??????? //水仙花數(shù)的條件是什么?
??????? if(num == sd*sd*sd+td*td*td+hd*hd*hd)
??????? {
??????????? printf("水仙花數(shù)字:%d\n", num);???
??????? }
??? }
??? return 0;???
}
#include <stdio.h>
int main()
{
??? //定義三位數(shù)num,個位數(shù)sd,十位數(shù)td,百位數(shù)hd
??? int num, sd, td, hd;
??? //循環(huán)所有三位數(shù)
??? for(?? num=100? ;?? num<1000?? ;?? num++ )
??? {
??????? //獲取三位數(shù)字num百位上的數(shù)字
??????? hd =??????? num/100???????? ;
??????? //獲取三位數(shù)字num十位上的數(shù)字
??????? td =??????? num/10-10*hd???????? ;
??????? //獲取三位數(shù)字num個位上的數(shù)字
??????? sd =??????? num-hd*10-100*sd??????? ;
??????? //水仙花數(shù)的條件是什么?
??????? if(num == sd*sd*sd+td*td*td+hd*hd*hd)
??????? {
??????????? printf("水仙花數(shù)字:%d\n", num);???
??????? }
??? }
??? return 0;???
}
2016-02-17
hd = num/100;?? //舉例:hd = 125/100;即百位是1
td = (num - hd * 100)/10;? //td = (125 - 1*100)/10=2;即十位是2
sd = num - hd * 100 - td * 10;? //sd=125-1*100-2*10=5;即個位是5