int main() {
int m,Temp[4]={0};
printf("輸入四位數字m:\n");
scanf("%d",&m);
printf("千位數:%d\n",Temp[0]=m/1000);
printf("百位數:%d\n",Temp[1]=m/100-Temp[0]*10);
printf("十位數:%d\n",Temp[2]=m/10-Temp[0]*100-Temp[1]*10);
printf("個位數:%d\n",Temp[3]=m%10);
return 0;
}