3和5
include<stdio.h>
int main()
{int n,i,x;
scanf("%d",&n);
for(i=1;i<=n;i++)
{x=i;
if(x%3==0)
{while(x!=0)
{if(x%10==5)
{printf("%d\n",i);
break;}
x/=10;}}}}
int main()
{int n,i,x;
scanf("%d",&n);
for(i=1;i<=n;i++)
{x=i;
if(x%3==0)
{while(x!=0)
{if(x%10==5)
{printf("%d\n",i);
break;}
x/=10;}}}}
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