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#2
rjsp2018-03-22 11:57
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#include <iostream>
using namespace std;
int main()
{
int a,b;
cin>>a>>b;
swap(a,b);
cout<<a<<','<<b<<endl;
return 0;
}
void swap(int x,int y)
{
int t;
if(x>y)
{t=x,x=y,y=t;}
else
{;}
}