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6-1.cpp
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6-1.cpp
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#include <stdio.h>
#include <stdlib.h>
int number(int x);
int main(int argc, char** argv)
{
while(1)
{
int x;
do{
printf("請輸入測試數目:");
scanf("%d",&x);
if(x<=0)
{
printf("請輸入大於0的數字\n");
printf("\n");
}
}while(x<=0);
number(x);
}
return 0;
}
int number(int x){
int y,k;
int a[50];
for(int i=1;i<=x;i++)
{
k=0;
printf("\n請輸入測試數字:");
scanf("%d",&y);
int sum=y;
for(int j=9;j>1;)
{
if(y==1)
{
printf("1\n");
break;
}
else if(sum%j==0)
{
a[k]=j;
sum/=j;
k++;
if(sum==1)
{
break;
}
continue;
}
else
{
j--;
}
}
if(sum!=1)
{
printf("%d\n",-1);
}
else
{
for(int q=k-1;q>=0;q--)
{
printf("%d ",a[q]);
if(q==0)
{
printf("\n");
}
}
}
}
}