c语言程序

#include <iostream>
using namespace std;
void t(int a,int b,int c)
{
long l=a,s1=b,s2=c;
if(b>l)
{
l=b;s1=a;s2=c;
}
if(c>l)
{
l=c;s1=a;s2=b;
}
if(s1+s2<=l)cout&l