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Nearest_Prime.c
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#include<stdio.h>
int main()
{
int n,i,j,k,p1=0,p2=0,c=0;
scanf("%d",&k);
while(k>0)
{
scanf("%d",&n);
c=0;
p1=0;
p2=0;
for(i=n;i>2;i--)
{
c=0;
for(j=2;j<i;j++)
{
if(i%j==0)
{
c=1;
break;
}
}
if(c==0)
{
p1=i;
break;
}
}
for(i=n;i<n+100;i++)
{
c=0;
for(j=2;j<i;j++)
{
if(i%j==0)
{
c=1;
break;
}
}
if(c==0)
{
p2=i;
break;
}
}
if(n-p1<=p2-n)
{
printf("%d
",p1);
}
else
{
printf("%d
",p2);
}
k--;
}
return 0;
}